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https://github.com/stulle123/kakaotalk_analysis.git
synced 2025-02-06 15:05:47 +00:00
Split Frida scripts
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stulle123
parent
ca7e785a54
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168
scripts/frida/debug_secret_chat.js
Normal file
168
scripts/frida/debug_secret_chat.js
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/*
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Hook various Secret Chat methods of KakaoTalk 10.4.3.
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*/
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import { printStacktrace, dumpByteArray } from "./utils.js";
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Java.perform(function () {
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hookLocoCipherHelper();
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hookLocoCipherHelper_2();
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hookLocoCipherHelper_GenerateRSAPrivateKey();
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hookLocoCipherHelper_GenerateRSAPublicKey();
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hookSecretChatHelper();
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hookLocoPubKeyInfo();
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hookTalkLocoPKStore();
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hookTalkLocoPKStore_2();
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hookAESCTRHelper_GenerateIV();
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printAESCTRKeySet();
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});
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const printStacktrace = false;
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function hookLocoCipherHelper() {
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var locoCipherHelper = Java.use("com.kakao.talk.secret.LocoCipherHelper")[
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"s"
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].overload("com.kakao.talk.secret.LocoCipherHelper$c", "[B", "[B");
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locoCipherHelper.implementation = function (arg0, arg1, arg2) {
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console.log("hookLocoCipherHelper2 called!");
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var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
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console.log(caller.getFileName());
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var ret = locoCipherHelper.call(this, arg0, arg1, arg2);
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console.log(ret);
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return locoCipherHelper.call(this, arg0, arg1, arg2);
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};
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}
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function hookLocoCipherHelper_2() {
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var locoCipherHelper = Java.use("com.kakao.talk.secret.LocoCipherHelper$b")[
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"$init"
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].overload(
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"com.kakao.talk.secret.LocoCipherHelper$d",
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"com.kakao.talk.secret.LocoCipherHelper$c"
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);
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locoCipherHelper.implementation = function (arg0, arg1) {
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var tmp = this.$init(arg0, arg1);
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console.log("hookLocoCipherHelper5 called!");
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var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
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console.log(caller.getFileName());
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console.log(arg0);
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console.log(arg1);
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console.log(this.toString());
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console.log("##############################################");
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};
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}
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function hookLocoCipherHelper_GenerateRSAPrivateKey() {
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var locoCipherHelper = Java.use("com.kakao.talk.secret.LocoCipherHelper")[
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"e"
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].overload("java.lang.String");
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locoCipherHelper.implementation = function (arg0) {
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var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
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console.log("Caller: " + caller.getFileName());
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// var private_key = locoCipherHelper.call(this, arg0);
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// var encoded_key = Java.use("android.util.Base64").encodeToString(private_key.getEncoded(), 0);
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console.log("Generate RSA private key from string: " + arg0);
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// console.log(encoded_key)
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console.log("##############################################");
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return locoCipherHelper.call(this, arg0);
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};
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}
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function hookLocoCipherHelper_GenerateRSAPublicKey() {
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var locoCipherHelper = Java.use("com.kakao.talk.secret.LocoCipherHelper")[
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"f"
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].overload("java.lang.String");
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locoCipherHelper.implementation = function (arg0) {
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var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
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var ret = locoCipherHelper.call(this, arg0);
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console.log("Caller: " + caller.getFileName());
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console.log("Generate RSA public key from string: " + arg0);
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var public_key = locoCipherHelper.call(this, arg0);
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// var encoded_key = Java.use("android.util.Base64").encodeToString(public_key.getEncoded(), 0);
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// console.log(encoded_key);
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if (printStacktrace) {
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printStacktrace();
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}
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console.log("##############################################");
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return locoCipherHelper.call(this, arg0);
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};
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}
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function hookLocoPubKeyInfo() {
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var locoPubKeyInfo = Java.use("t41.n")["$init"].overload(
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"com.kakao.talk.loco.protocol.LocoBody"
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);
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locoPubKeyInfo.implementation = function (locoBody) {
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var tmp = this.$init(locoBody);
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console.log("locoPubKeyInfo called!");
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var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
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console.log(caller.getFileName());
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console.log(locoBody);
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console.log("##############################################");
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};
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}
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function hookSecretChatHelper() {
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var secretChatHelper = Java.use("com.kakao.talk.secret.b$e")["b"].overload(
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"com.kakao.talk.secret.b$d"
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);
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secretChatHelper.implementation = function (arg0) {
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console.log("secretChatHelper3 called!");
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var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
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console.log(caller.getFileName());
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console.log(this.a);
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console.log("##############################################");
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return secretChatHelper.call(this, arg0);
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};
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}
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function hookTalkLocoPKStore() {
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var talkLocoPKStore = Java.use("yl1.x3")["toString"].overload();
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talkLocoPKStore.implementation = function () {
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console.log("talkLocoPKStore called!");
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var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
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console.log(caller.getFileName());
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var ret = talkLocoPKStore.call(this);
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console.log(ret);
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console.log("##############################################");
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return talkLocoPKStore.call(this);
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};
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}
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function hookTalkLocoPKStore_2() {
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var talkLocoPKStore = Java.use("yl1.x3$a")["toString"].overload();
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talkLocoPKStore.implementation = function () {
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console.log("talkLocoPKStore2 called!");
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var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
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console.log(caller.getFileName());
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var ret = talkLocoPKStore.call(this);
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console.log(ret);
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console.log("##############################################");
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return talkLocoPKStore.call(this);
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};
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}
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function hookAESCTRHelper_GenerateIV() {
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var AESCTRHelper = Java.use("d20.a")["b"].overload(
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"java.lang.String",
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"[B",
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"int",
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"javax.crypto.spec.PBEKeySpec"
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);
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AESCTRHelper.implementation = function (arg0, arg1, arg2, arg3) {
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dumpByteArray("Generated IV", arg1);
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console.log("##############################################");
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return AESCTRHelper.call(this, arg0, arg1, arg2, arg3);
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};
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}
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function printAESCTRKeySet() {
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var AESCTRKeySet = Java.use("d20.b")["$init"].overload("[B", "[B", "[B");
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AESCTRKeySet.implementation = function (arg0, arg1, arg2) {
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dumpByteArray("Secret key", arg0);
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dumpByteArray("IV", arg1);
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dumpByteArray("arg2", arg2);
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console.log("##############################################");
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return AESCTRKeySet.call(this, arg0, arg1, arg2);
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};
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}
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126
scripts/frida/debug_webviews.js
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126
scripts/frida/debug_webviews.js
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/*
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Debug WebViews.
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*/
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import { printStacktrace, printMap } from "./utils.js";
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Java.perform(function () {
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enableWebviewDebugging();
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});
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const printStacktrace = false;
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function enableWebviewDebugging() {
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var Webview = Java.use("android.webkit.WebView");
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Webview.loadUrl.overload("java.lang.String").implementation = function (url) {
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console.log("\n[+]Loading URL from", url);
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console.log(
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"[+]Setting the value of setWebContentsDebuggingEnabled() to TRUE"
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);
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if (printStacktrace) {
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printStacktrace();
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}
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var js = this.getSettings().getJavaScriptEnabled();
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console.log("[+]JS enabled: " + js);
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var mw = this.getSettings().supportMultipleWindows();
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console.log("[+]Mutliple windows?: " + mw);
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var fa = this.getSettings().getAllowFileAccess();
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console.log("[+]File access: " + fa);
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var uf = this.getSettings().getAllowUniversalAccessFromFileURLs();
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console.log("[+]Universal file access: " + uf);
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this.setWebContentsDebuggingEnabled(true);
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this.loadUrl.overload("java.lang.String").call(this, url);
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};
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Webview.loadUrl.overload("java.lang.String", "java.util.Map").implementation =
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function (url, additionalHttpHeaders) {
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console.log("\n[+]Loading URL from", url);
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console.log("[+]Additional Headers:");
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var headers = Java.cast(additionalHttpHeaders, Java.use("java.util.Map"));
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printMap(headers);
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console.log(
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"[+]Setting the value of setWebContentsDebuggingEnabled() to TRUE"
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);
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if (printStacktrace) {
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printStacktrace();
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}
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var js = this.getSettings().getJavaScriptEnabled();
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console.log("[+]JS enabled: " + js);
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var mw = this.getSettings().supportMultipleWindows();
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console.log("[+]Multiple windows?: " + mw);
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var fa = this.getSettings().getAllowFileAccess();
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console.log("[+]File access: " + fa);
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var uf = this.getSettings().getAllowUniversalAccessFromFileURLs();
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console.log("[+]Universal file access: " + uf);
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this.setWebContentsDebuggingEnabled(true);
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this.loadUrl
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.overload("java.lang.String", "java.util.Map")
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.call(this, url, additionalHttpHeaders);
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};
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Webview.addJavascriptInterface.implementation = function (object, name) {
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console.log(
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"[+]Javascript interface:" +
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object.$className +
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" instantiated as: " +
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name
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);
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this.addJavascriptInterface(object, name);
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};
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var WebviewClient = Java.use("android.webkit.WebViewClient");
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WebviewClient.onPageStarted.overload(
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"android.webkit.WebView",
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"java.lang.String",
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"android.graphics.Bitmap"
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).implementation = function (view, url, favicon) {
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console.log("onPageStarted URL: " + url);
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if (printStacktrace) {
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printStacktrace();
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}
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this.onPageStarted
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.overload(
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"android.webkit.WebView",
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"java.lang.String",
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"android.graphics.Bitmap"
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)
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.call(this, view, url, favicon);
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};
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var webviewHelper = Java.use("com.kakao.talk.widget.webview.WebViewHelper");
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var downloadFile = webviewHelper.newDownloadFile.overload("java.lang.String");
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downloadFile.implementation = function (arg0) {
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console.log(arg0);
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var ret = this.newDownloadFile(arg0);
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console.log(ret);
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return ret;
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};
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var processDownload = webviewHelper.processDownload.overload(
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"android.content.Context",
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"java.lang.String",
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"java.lang.String",
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"java.lang.String"
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);
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processDownload.implementation = function (arg0, arg1, arg2, arg3) {
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console.log(arg0);
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console.log(arg1);
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console.log(arg2);
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console.log(arg3);
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var ret = this.processDownload(arg0, arg1, arg2, arg3);
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console.log(ret);
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return ret;
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};
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}
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878
scripts/frida/hook_crypto.js
Normal file
878
scripts/frida/hook_crypto.js
Normal file
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/*
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Hook most of Android's Crypto APIs.
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*/
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import {
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printStacktrace,
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dumpByteArray,
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decodeMode,
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charArrayToString,
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} from "./utils.js";
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Java.perform(function () {
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hookCipherGetInstance();
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hookCipherGetInstance2();
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hookCipherGetInstance3();
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hookCipherInit();
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hookCipherInit2();
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hookCipherInit3();
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hookCipherInit4();
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hookCipherInit5();
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hookCipherInit6();
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hookCipherInit7();
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hookCipherInit8();
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hookDoFinal();
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hookDoFinal2();
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hookDoFinal3();
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hookDoFinal4();
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hookDoFinal5();
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hookDoFinal6();
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hookDoFinal7();
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hookPBEKeySpec();
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hookPBEKeySpec2();
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hookPBEKeySpec3();
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hookIVParameterSpecDefInit1();
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hookIVParameterSpecDefInit2();
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hookSecretKeySpecDefInit1();
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hookSecretKeySpecDefInit2();
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hookUpdate();
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hookUpdate2();
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hookUpdate3();
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hookUpdate4();
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hookUpdate5();
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hookKeyGeneratorGetInstance();
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hookKeyGeneratorGetInstance2();
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hookKeyGeneratorGetInstance3();
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hookKeyGeneratorInit();
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hookKeyGeneratorGenerateKey();
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hookKeyPairGeneratorGetInstance();
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});
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/*
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const doNotHookFileNames = [
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"SimpleCipher.kt",
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"AccountUpdater.kt",
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"DataBaseResourceCrypto.kt",
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"CookieContentEncryptor.java",
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"Aes256Cipher.kt",
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"TiaraEncrypt.java",
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];
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*/
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const doNotHookFileNames = [];
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const dummyKey = Java.array(
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"byte",
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[
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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]
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);
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const patchKey = true;
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const hookAllClasses = false;
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const printStacktrace = false;
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/*
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.overload("java.lang.String")
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.overload("java.lang.String", "java.security.Provider")
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.overload("java.lang.String", "java.lang.String")
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*/
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function hookCipherGetInstance() {
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var cipherGetInstance = Java.use("javax.crypto.Cipher")[
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"getInstance"
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].overload("java.lang.String");
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cipherGetInstance.implementation = function (type) {
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var tmp = this.getInstance(type);
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var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
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if (!doNotHookFileNames.includes(caller.getFileName()) || hookAllClasses) {
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console.log(caller.getFileName());
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console.log("[Cipher.getInstance()]: type: " + type);
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console.log("[Cipher.getInstance()]: cipherObj: " + tmp);
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if (printStacktrace) {
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printStacktrace();
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}
|
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console.log("##############################################");
|
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}
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return tmp;
|
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};
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}
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function hookCipherGetInstance2() {
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var cipherGetInstance = Java.use("javax.crypto.Cipher")[
|
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"getInstance"
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].overload("java.lang.String", "java.security.Provider");
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cipherGetInstance.implementation = function (transformation, provider) {
|
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console.log(
|
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"[Cipher.getInstance2()]: transformation: " +
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transformation +
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", provider: " +
|
||||
provider
|
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);
|
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var tmp = this.getInstance(transformation, provider);
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console.log("[Cipher.getInstance2()]: cipherObj: " + tmp);
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cipherList.push(tmp);
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return tmp;
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};
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}
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|
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function hookCipherGetInstance3() {
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var cipherGetInstance = Java.use("javax.crypto.Cipher")[
|
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"getInstance"
|
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].overload("java.lang.String", "java.lang.String");
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cipherGetInstance.implementation = function (transformation, provider) {
|
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console.log(
|
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"[Cipher.getInstance3()]: transformation: " +
|
||||
transformation +
|
||||
", provider: " +
|
||||
provider
|
||||
);
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||||
var tmp = this.getInstance(transformation, provider);
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console.log("[Cipher.getInstance3()]: cipherObj: " + tmp);
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cipherList.push(tmp);
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return tmp;
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};
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}
|
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|
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/*
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.overload("int", "java.security.cert.Certificate")
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.overload("int", "java.security.Key")
|
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.overload("int", "java.security.Key", "java.security.AlgorithmParameters")
|
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.overload("int", "java.security.Key", "java.security.spec.AlgorithmParameterSpec")
|
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.overload("int", "java.security.cert.Certificate", "java.security.SecureRandom")
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.overload("int", "java.security.Key", "java.security.SecureRandom")
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.overload("int", "java.security.Key", "java.security.spec.AlgorithmParameterSpec", "java.security.SecureRandom")
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.overload("int", "java.security.Key", "java.security.AlgorithmParameters", "java.security.SecureRandom")
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*/
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function hookCipherInit() {
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var cipherInit = Java.use("javax.crypto.Cipher")["init"].overload(
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"int",
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"java.security.cert.Certificate"
|
||||
);
|
||||
cipherInit.implementation = function (mode, cert) {
|
||||
console.log(
|
||||
"[Cipher.init()]: mode: " +
|
||||
decodeMode(mode) +
|
||||
", cert: " +
|
||||
cert +
|
||||
" , cipherObj: " +
|
||||
this
|
||||
);
|
||||
var tmp = this.init(mode, cert);
|
||||
};
|
||||
}
|
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function hookCipherInit2() {
|
||||
var cipherInit = Java.use("javax.crypto.Cipher")["init"].overload(
|
||||
"int",
|
||||
"java.security.Key"
|
||||
);
|
||||
cipherInit.implementation = function (mode, secretKey) {
|
||||
var tmp = this.init(mode, secretKey);
|
||||
var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
|
||||
var key = secretKey.getEncoded();
|
||||
console.log(
|
||||
"[Cipher.init2()]: mode: " +
|
||||
decodeMode(mode) +
|
||||
", secretKey: " +
|
||||
secretKey.$className +
|
||||
" , cipherObj: " +
|
||||
this
|
||||
);
|
||||
console.log("Caller: " + caller.getFileName());
|
||||
// dumpByteArray("Secret key", key);
|
||||
var key_base64 = Java.use("android.util.Base64").encodeToString(key, 0);
|
||||
console.log("Base64 encoded key: " + key_base64);
|
||||
if (printStacktrace) {
|
||||
printStacktrace();
|
||||
}
|
||||
console.log("##############################################");
|
||||
};
|
||||
}
|
||||
|
||||
function hookCipherInit3() {
|
||||
var cipherInit = Java.use("javax.crypto.Cipher")["init"].overload(
|
||||
"int",
|
||||
"java.security.Key",
|
||||
"java.security.AlgorithmParameters"
|
||||
);
|
||||
cipherInit.implementation = function (mode, secretKey, alParam) {
|
||||
var key = secretKey.getEncoded();
|
||||
dumpByteArray("Secret key", key);
|
||||
console.log(
|
||||
"[Cipher.init3()]: mode: " +
|
||||
decodeMode(mode) +
|
||||
", secretKey: " +
|
||||
secretKey.$className +
|
||||
" alParam:" +
|
||||
alParam +
|
||||
" , cipherObj: " +
|
||||
this
|
||||
);
|
||||
var tmp = this.init(mode, secretKey, alParam);
|
||||
};
|
||||
}
|
||||
|
||||
function hookCipherInit4() {
|
||||
var cipherInit = Java.use("javax.crypto.Cipher")["init"].overload(
|
||||
"int",
|
||||
"java.security.Key",
|
||||
"java.security.spec.AlgorithmParameterSpec"
|
||||
);
|
||||
cipherInit.implementation = function (mode, secretKey, spec) {
|
||||
var tmp = this.init(mode, secretKey, spec);
|
||||
var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
|
||||
if (!doNotHookFileNames.includes(caller.getFileName()) || hookAllClasses) {
|
||||
console.log(caller.getFileName());
|
||||
console.log(
|
||||
"[Cipher.init4()]: mode: " +
|
||||
decodeMode(mode) +
|
||||
", secretKey: " +
|
||||
secretKey.$className +
|
||||
" spec:" +
|
||||
spec +
|
||||
" , cipherObj: " +
|
||||
this
|
||||
);
|
||||
var key = secretKey.getEncoded();
|
||||
dumpByteArray("Secret key", key);
|
||||
var ivParameterSpec = Java.cast(
|
||||
spec,
|
||||
Java.use("javax.crypto.spec.IvParameterSpec")
|
||||
);
|
||||
dumpByteArray("IV", ivParameterSpec.getIV());
|
||||
if (printStacktrace) {
|
||||
printStacktrace();
|
||||
}
|
||||
console.log("##############################################");
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
function hookCipherInit5() {
|
||||
var cipherInit = Java.use("javax.crypto.Cipher")["init"].overload(
|
||||
"int",
|
||||
"java.security.cert.Certificate",
|
||||
"java.security.SecureRandom"
|
||||
);
|
||||
cipherInit.implementation = function (mode, cert, secureRandom) {
|
||||
var key = secureRandom.getEncoded();
|
||||
dumpByteArray("Secret key", key);
|
||||
console.log(
|
||||
"[Cipher.init5()]: mode: " +
|
||||
decodeMode(mode) +
|
||||
", cert: " +
|
||||
cert +
|
||||
" secureRandom:" +
|
||||
secureRandom +
|
||||
" , cipherObj: " +
|
||||
this
|
||||
);
|
||||
var tmp = this.init(mode, cert, secureRandom);
|
||||
};
|
||||
}
|
||||
|
||||
function hookCipherInit6() {
|
||||
var cipherInit = Java.use("javax.crypto.Cipher")["init"].overload(
|
||||
"int",
|
||||
"java.security.Key",
|
||||
"java.security.SecureRandom"
|
||||
);
|
||||
cipherInit.implementation = function (mode, secretKey, secureRandom) {
|
||||
var tmp = this.init(mode, secretKey, secureRandom);
|
||||
var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
|
||||
if (!doNotHookFileNames.includes(caller.getFileName()) || hookAllClasses) {
|
||||
var key = secretKey.getEncoded();
|
||||
console.log(
|
||||
"[Cipher.init6()]: mode: " +
|
||||
decodeMode(mode) +
|
||||
", secretKey: " +
|
||||
secretKey.$className +
|
||||
" secureRandom:" +
|
||||
secureRandom +
|
||||
" , cipherObj: " +
|
||||
this
|
||||
);
|
||||
console.log("Caller: " + caller.getFileName());
|
||||
// dumpByteArray("Secret key", key);
|
||||
var secret_key_base64 = Java.use("android.util.Base64").encodeToString(
|
||||
key,
|
||||
0
|
||||
);
|
||||
console.log("Secret key: " + secret_key_base64);
|
||||
if (printStacktrace) {
|
||||
printStacktrace();
|
||||
}
|
||||
console.log("##############################################");
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
function hookCipherInit7() {
|
||||
var cipherInit = Java.use("javax.crypto.Cipher")["init"].overload(
|
||||
"int",
|
||||
"java.security.Key",
|
||||
"java.security.spec.AlgorithmParameterSpec",
|
||||
"java.security.SecureRandom"
|
||||
);
|
||||
cipherInit.implementation = function (mode, secretKey, spec, secureRandom) {
|
||||
var key = secretKey.getEncoded();
|
||||
dumpByteArray("Secret key", key);
|
||||
console.log(
|
||||
"[Cipher.init7()]: mode: " +
|
||||
decodeMode(mode) +
|
||||
", secretKey: " +
|
||||
secretKey.$className +
|
||||
" spec:" +
|
||||
spec +
|
||||
" secureRandom: " +
|
||||
secureRandom +
|
||||
" , cipherObj: " +
|
||||
this
|
||||
);
|
||||
var tmp = this.init(mode, secretKey, spec, secureRandom);
|
||||
};
|
||||
}
|
||||
|
||||
function hookCipherInit8() {
|
||||
var cipherInit = Java.use("javax.crypto.Cipher")["init"].overload(
|
||||
"int",
|
||||
"java.security.Key",
|
||||
"java.security.AlgorithmParameters",
|
||||
"java.security.SecureRandom"
|
||||
);
|
||||
cipherInit.implementation = function (
|
||||
mode,
|
||||
secretKey,
|
||||
alParam,
|
||||
secureRandom
|
||||
) {
|
||||
var key = secretKey.getEncoded();
|
||||
dumpByteArray("Secret key", key);
|
||||
console.log(
|
||||
"[Cipher.init8()]: mode: " +
|
||||
decodeMode(mode) +
|
||||
", secretKey: " +
|
||||
secretKey.$className +
|
||||
" alParam:" +
|
||||
alParam +
|
||||
" secureRandom: " +
|
||||
secureRandom +
|
||||
" , cipherObj: " +
|
||||
this
|
||||
);
|
||||
var tmp = this.init(mode, secretKey, alParam, secureRandom);
|
||||
};
|
||||
}
|
||||
|
||||
/*
|
||||
.overload()
|
||||
.overload("[B")
|
||||
.overload("[B", "int")
|
||||
.overload("java.nio.ByteBuffer", "java.nio.ByteBuffer")
|
||||
.overload("[B", "int", "int")
|
||||
.overload("[B", "int", "int", "[B")
|
||||
.overload("[B", "int", "int", "[B", "int")
|
||||
*/
|
||||
function hookDoFinal() {
|
||||
var cipherInit = Java.use("javax.crypto.Cipher")["doFinal"].overload();
|
||||
cipherInit.implementation = function () {
|
||||
console.log("[Cipher.doFinal()]: " + " cipherObj: " + this);
|
||||
var tmp = this.doFinal();
|
||||
dumpByteArray("Result", tmp);
|
||||
return tmp;
|
||||
};
|
||||
}
|
||||
|
||||
function hookDoFinal2() {
|
||||
var cipherInit = Java.use("javax.crypto.Cipher")["doFinal"].overload("[B");
|
||||
cipherInit.implementation = function (byteArr) {
|
||||
var tmp = this.doFinal(byteArr);
|
||||
var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
|
||||
if (!doNotHookFileNames.includes(caller.getFileName()) || hookAllClasses) {
|
||||
console.log("[Cipher.doFinal2()]: " + " cipherObj: " + this);
|
||||
console.log("Caller: " + caller.getFileName());
|
||||
dumpByteArray("In buffer (cipher: " + this.getAlgorithm() + ")", byteArr);
|
||||
// dumpByteArray("Result", tmp);
|
||||
var result_base64 = Java.use("android.util.Base64").encodeToString(
|
||||
tmp,
|
||||
0
|
||||
);
|
||||
// console.log("Result in Base64: " + result_base64)
|
||||
if (printStacktrace) {
|
||||
printStacktrace();
|
||||
}
|
||||
console.log("##############################################");
|
||||
}
|
||||
return tmp;
|
||||
};
|
||||
}
|
||||
|
||||
function hookDoFinal3() {
|
||||
var cipherInit = Java.use("javax.crypto.Cipher")["doFinal"].overload(
|
||||
"[B",
|
||||
"int"
|
||||
);
|
||||
cipherInit.implementation = function (byteArr, a1) {
|
||||
console.log("[Cipher.doFinal3()]: " + " cipherObj: " + this);
|
||||
dumpByteArray("Out buffer (cipher: " + this.getAlgorithm() + ")", byteArr);
|
||||
var tmp = this.doFinal(byteArr, a1);
|
||||
dumpByteArray("Out buffer (cipher: " + this.getAlgorithm() + ")", byteArr);
|
||||
return tmp;
|
||||
};
|
||||
}
|
||||
|
||||
function hookDoFinal4() {
|
||||
var cipherInit = Java.use("javax.crypto.Cipher")["doFinal"].overload(
|
||||
"java.nio.ByteBuffer",
|
||||
"java.nio.ByteBuffer"
|
||||
);
|
||||
cipherInit.implementation = function (a1, a2) {
|
||||
console.log("[Cipher.doFinal4()]: " + " cipherObj: " + this);
|
||||
dumpByteArray(
|
||||
"In buffer (cipher: " + this.getAlgorithm() + ")",
|
||||
a1.array()
|
||||
);
|
||||
var tmp = this.doFinal(a1, a2);
|
||||
dumpByteArray(
|
||||
"Out buffer (cipher: " + this.getAlgorithm() + ")",
|
||||
a2.array()
|
||||
);
|
||||
return tmp;
|
||||
};
|
||||
}
|
||||
|
||||
function hookDoFinal5() {
|
||||
var cipherInit = Java.use("javax.crypto.Cipher")["doFinal"].overload(
|
||||
"[B",
|
||||
"int",
|
||||
"int"
|
||||
);
|
||||
cipherInit.implementation = function (byteArr, a1, a2) {
|
||||
console.log("[Cipher.doFinal5()]: " + " cipherObj: " + this);
|
||||
dumpByteArray("In buffer (cipher: " + this.getAlgorithm() + ")", byteArr);
|
||||
var tmp = this.doFinal(byteArr, a1, a2);
|
||||
dumpByteArray("Out buffer (cipher: " + this.getAlgorithm() + ")", tmp);
|
||||
return tmp;
|
||||
};
|
||||
}
|
||||
|
||||
function hookDoFinal6() {
|
||||
var cipherInit = Java.use("javax.crypto.Cipher")["doFinal"].overload(
|
||||
"[B",
|
||||
"int",
|
||||
"int",
|
||||
"[B"
|
||||
);
|
||||
cipherInit.implementation = function (byteArr, a1, a2, outputArr) {
|
||||
console.log("[Cipher.doFinal6()]: " + " cipherObj: " + this);
|
||||
dumpByteArray("In buffer (cipher: " + this.getAlgorithm() + ")", byteArr);
|
||||
var tmp = this.doFinal(byteArr, a1, a2, outputArr);
|
||||
dumpByteArray(
|
||||
"Out buffer (cipher: " + this.getAlgorithm() + ")",
|
||||
outputArr
|
||||
);
|
||||
|
||||
return tmp;
|
||||
};
|
||||
}
|
||||
|
||||
function hookDoFinal7() {
|
||||
var cipherInit = Java.use("javax.crypto.Cipher")["doFinal"].overload(
|
||||
"[B",
|
||||
"int",
|
||||
"int",
|
||||
"[B",
|
||||
"int"
|
||||
);
|
||||
cipherInit.implementation = function (byteArr, a1, a2, outputArr, a4) {
|
||||
console.log("[Cipher.doFinal7()]: " + " cipherObj: " + this);
|
||||
dumpByteArray("In buffer (cipher: " + this.getAlgorithm() + ")", byteArr);
|
||||
var tmp = this.doFinal(byteArr, a1, a2, outputArr, a4);
|
||||
dumpByteArray(
|
||||
"Out buffer (cipher: " + this.getAlgorithm() + ")",
|
||||
outputArr
|
||||
);
|
||||
return tmp;
|
||||
};
|
||||
}
|
||||
|
||||
/*
|
||||
.overload('[C')
|
||||
.overload('[C', '[B', 'int')
|
||||
.overload('[C', '[B', 'int', 'int')
|
||||
*/
|
||||
function hookPBEKeySpec() {
|
||||
var PBEKeySpec = Java.use("javax.crypto.spec.PBEKeySpec")["$init"].overload(
|
||||
"[C"
|
||||
);
|
||||
PBEKeySpec.implementation = function (pass) {
|
||||
console.log(
|
||||
"[PBEKeySpec.PBEKeySpec()]: password: " + charArrayToString(pass)
|
||||
);
|
||||
return this.$init(pass);
|
||||
};
|
||||
}
|
||||
|
||||
function hookPBEKeySpec2() {
|
||||
var PBEKeySpec = Java.use("javax.crypto.spec.PBEKeySpec")["$init"].overload(
|
||||
"[C",
|
||||
"[B",
|
||||
"int"
|
||||
);
|
||||
PBEKeySpec.implementation = function (pass, salt, iter) {
|
||||
console.log(
|
||||
"[PBEKeySpec.PBEKeySpec2()]: password: " +
|
||||
charArrayToString(pass) +
|
||||
" iter: " +
|
||||
iter
|
||||
);
|
||||
dumpByteArray("Salt", salt);
|
||||
return this.$init(pass, salt, iter);
|
||||
};
|
||||
}
|
||||
|
||||
function hookPBEKeySpec3() {
|
||||
var PBEKeySpec = Java.use("javax.crypto.spec.PBEKeySpec")["$init"].overload(
|
||||
"[C",
|
||||
"[B",
|
||||
"int",
|
||||
"int"
|
||||
);
|
||||
PBEKeySpec.implementation = function (pass, salt, iter, keyLength) {
|
||||
var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
|
||||
console.log(
|
||||
"[PBEKeySpec.PBEKeySpec3()]: iter: " + iter + " key length: " + keyLength
|
||||
);
|
||||
console.log(caller.getFileName());
|
||||
dumpByteArray("Password", charArrayToString(pass).getBytes());
|
||||
dumpByteArray("Salt", salt);
|
||||
if (printStacktrace) {
|
||||
printStacktrace();
|
||||
}
|
||||
console.log("##############################################");
|
||||
return this.$init(pass, salt, iter, keyLength);
|
||||
};
|
||||
}
|
||||
|
||||
/*
|
||||
.overload("[B")
|
||||
.overload("[B", "int", "int")
|
||||
*/
|
||||
function hookIVParameterSpecDefInit1() {
|
||||
var ivParameterSpecDef = (ivParameterSpecDef = Java.use(
|
||||
"javax.crypto.spec.IvParameterSpec"
|
||||
).$init.overload("[B"));
|
||||
ivParameterSpecDef.implementation = function (arr) {
|
||||
var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
|
||||
if (!doNotHookFileNames.includes(caller.getFileName()) || hookAllClasses) {
|
||||
console.log(caller.getFileName());
|
||||
dumpByteArray("IV", arr);
|
||||
if (printStacktrace) {
|
||||
printStacktrace();
|
||||
}
|
||||
console.log("##############################################");
|
||||
}
|
||||
return ivParameterSpecDef.call(this, arr);
|
||||
};
|
||||
}
|
||||
|
||||
function hookIVParameterSpecDefInit2() {
|
||||
var ivParameterSpecDef = (ivParameterSpecDef = Java.use(
|
||||
"javax.crypto.spec.IvParameterSpec"
|
||||
).$init.overload("[B", "int", "int"));
|
||||
ivParameterSpecDef.implementation = function (arr, off, len) {
|
||||
var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
|
||||
if (!doNotHookFileNames.includes(caller.getFileName()) || hookAllClasses) {
|
||||
console.log(caller.getFileName());
|
||||
dumpByteArray("IV", arr);
|
||||
if (printStacktrace) {
|
||||
printStacktrace();
|
||||
}
|
||||
console.log("##############################################");
|
||||
}
|
||||
return ivParameterSpecDef.call(this, arr, off, len);
|
||||
};
|
||||
}
|
||||
|
||||
/*
|
||||
.overload("[B", java.lang.String)
|
||||
.overload("[B", "int", "int", "java.lang.String")
|
||||
*/
|
||||
function hookSecretKeySpecDefInit1() {
|
||||
var secretKeySpecDef = Java.use(
|
||||
"javax.crypto.spec.SecretKeySpec"
|
||||
).$init.overload("[B", "java.lang.String");
|
||||
secretKeySpecDef.implementation = function (arr, alg) {
|
||||
var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
|
||||
if (!doNotHookFileNames.includes(caller.getFileName()) || hookAllClasses) {
|
||||
console.log(caller.getFileName());
|
||||
dumpByteArray(alg + " Secret Key", arr);
|
||||
if (printStacktrace) {
|
||||
printStacktrace();
|
||||
}
|
||||
console.log("##############################################");
|
||||
}
|
||||
return secretKeySpecDef.call(this, arr, alg);
|
||||
};
|
||||
}
|
||||
|
||||
function hookSecretKeySpecDefInit2() {
|
||||
var secretKeySpecDef = Java.use(
|
||||
"javax.crypto.spec.SecretKeySpec"
|
||||
).$init.overload("[B", "int", "int", "java.lang.String");
|
||||
secretKeySpecDef.implementation = function (arr, off, len, alg) {
|
||||
var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
|
||||
if (!doNotHookFileNames.includes(caller.getFileName()) || hookAllClasses) {
|
||||
console.log(caller.getFileName());
|
||||
dumpByteArray(alg + " Secret Key", arr);
|
||||
if (printStacktrace) {
|
||||
printStacktrace();
|
||||
}
|
||||
console.log("##############################################");
|
||||
}
|
||||
return secretKeySpecDef.call(this, arr, off, len, alg);
|
||||
};
|
||||
}
|
||||
|
||||
/*
|
||||
.overload("[B")
|
||||
.overload("java.nio.ByteBuffer", "java.nio.ByteBuffer")
|
||||
.overload("[B", "int", "int")
|
||||
.overload("[B", "int", "int", "[B")
|
||||
.overload("[B", "int", "int", "[B", "int")
|
||||
*/
|
||||
function hookUpdate() {
|
||||
var cipherInit = Java.use("javax.crypto.Cipher")["update"].overload("[B");
|
||||
cipherInit.implementation = function (byteArr) {
|
||||
console.log("[Cipher.update()]: " + " cipherObj: " + this);
|
||||
dumpByteArray("In buffer (cipher: " + this.getAlgorithm() + ")", byteArr);
|
||||
var tmp = this.update(byteArr);
|
||||
dumpByteArray("Out buffer (cipher: " + this.getAlgorithm() + ")", tmp);
|
||||
return tmp;
|
||||
};
|
||||
}
|
||||
|
||||
function hookUpdate2() {
|
||||
var cipherInit = Java.use("javax.crypto.Cipher")["update"].overload(
|
||||
"java.nio.ByteBuffer",
|
||||
"java.nio.ByteBuffer"
|
||||
);
|
||||
cipherInit.implementation = function (byteArr, outputArr) {
|
||||
console.log("[Cipher.update2()]: " + " cipherObj: " + this);
|
||||
dumpByteArray(
|
||||
"In buffer (cipher: " + this.getAlgorithm() + ")",
|
||||
byteArr.array()
|
||||
);
|
||||
var tmp = this.update(byteArr, outputArr);
|
||||
dumpByteArray(
|
||||
"Out buffer (cipher: " + this.getAlgorithm() + ")",
|
||||
outputArr.array()
|
||||
);
|
||||
return tmp;
|
||||
};
|
||||
}
|
||||
|
||||
function hookUpdate3() {
|
||||
var cipherInit = Java.use("javax.crypto.Cipher")["update"].overload(
|
||||
"[B",
|
||||
"int",
|
||||
"int"
|
||||
);
|
||||
cipherInit.implementation = function (byteArr, a1, a2) {
|
||||
console.log("[Cipher.update3()]: " + " cipherObj: " + this);
|
||||
dumpByteArray("In buffer (cipher: " + this.getAlgorithm() + ")", byteArr);
|
||||
var tmp = this.update(byteArr, a1, a2);
|
||||
dumpByteArray("Out buffer (cipher: " + this.getAlgorithm() + ")", tmp);
|
||||
return tmp;
|
||||
};
|
||||
}
|
||||
|
||||
function hookUpdate4() {
|
||||
var cipherInit = Java.use("javax.crypto.Cipher")["update"].overload(
|
||||
"[B",
|
||||
"int",
|
||||
"int",
|
||||
"[B"
|
||||
);
|
||||
cipherInit.implementation = function (byteArr, a1, a2, outputArr) {
|
||||
console.log("[Cipher.update4()]: " + " cipherObj: " + this);
|
||||
dumpByteArray("In buffer (cipher: " + this.getAlgorithm() + ")", byteArr);
|
||||
var tmp = this.update(byteArr, a1, a2, outputArr);
|
||||
dumpByteArray(
|
||||
"Out buffer (cipher: " + this.getAlgorithm() + ")",
|
||||
outputArr
|
||||
);
|
||||
return tmp;
|
||||
};
|
||||
}
|
||||
|
||||
function hookUpdate5() {
|
||||
var cipherInit = Java.use("javax.crypto.Cipher")["update"].overload(
|
||||
"[B",
|
||||
"int",
|
||||
"int",
|
||||
"[B",
|
||||
"int"
|
||||
);
|
||||
cipherInit.implementation = function (byteArr, a1, a2, outputArr, a4) {
|
||||
console.log("[Cipher.update5()]: " + " cipherObj: " + this);
|
||||
dumpByteArray("In buffer (cipher: " + this.getAlgorithm() + ")", byteArr);
|
||||
var tmp = this.update(byteArr, a1, a2, outputArr, a4);
|
||||
dumpByteArray(
|
||||
"Out buffer (cipher: " + this.getAlgorithm() + ")",
|
||||
outputArr
|
||||
);
|
||||
return tmp;
|
||||
};
|
||||
}
|
||||
|
||||
/*
|
||||
.overload("java.lang.String")
|
||||
.overload("java.lang.String", "java.lang.String")
|
||||
.overload("java.lang.String", "java.security.Provider")
|
||||
*/
|
||||
function hookKeyGeneratorGetInstance() {
|
||||
var keyGeneratorInit = Java.use("javax.crypto.KeyGenerator")[
|
||||
"getInstance"
|
||||
].overload("java.lang.String");
|
||||
keyGeneratorInit.implementation = function (type) {
|
||||
var tmp = this.getInstance(type);
|
||||
var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
|
||||
if (!doNotHookFileNames.includes(caller.getFileName()) || hookAllClasses) {
|
||||
console.log(caller.getFileName());
|
||||
console.log("[KeyGenerator.getInstance()]: type: " + type);
|
||||
console.log("[KeyGenerator.getInstance()]: cipherObj: " + tmp);
|
||||
if (printStacktrace) {
|
||||
printStacktrace();
|
||||
}
|
||||
console.log("##############################################");
|
||||
}
|
||||
return tmp;
|
||||
};
|
||||
}
|
||||
|
||||
function hookKeyGeneratorGetInstance2() {
|
||||
var keyGeneratorInit = Java.use("javax.crypto.KeyGenerator")[
|
||||
"getInstance"
|
||||
].overload("java.lang.String", "java.lang.String");
|
||||
keyGeneratorInit.implementation = function (alg, provider) {
|
||||
var tmp = this.getInstance(alg, provider);
|
||||
var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
|
||||
if (!doNotHookFileNames.includes(caller.getFileName()) || hookAllClasses) {
|
||||
console.log(caller.getFileName());
|
||||
console.log("[KeyGenerator.getInstance2()]: Algorithm: " + alg);
|
||||
console.log("[KeyGenerator.getInstance2()]: Provider: " + provider);
|
||||
if (printStacktrace) {
|
||||
printStacktrace();
|
||||
}
|
||||
console.log("##############################################");
|
||||
}
|
||||
return tmp;
|
||||
};
|
||||
}
|
||||
|
||||
function hookKeyGeneratorGetInstance3() {
|
||||
var keyGeneratorInit = Java.use("javax.crypto.KeyGenerator")[
|
||||
"getInstance"
|
||||
].overload("java.lang.String", "java.security.Provider");
|
||||
keyGeneratorInit.implementation = function (alg, provider) {
|
||||
var tmp = this.getInstance(alg, provider);
|
||||
var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
|
||||
if (!doNotHookFileNames.includes(caller.getFileName()) || hookAllClasses) {
|
||||
console.log(caller.getFileName());
|
||||
console.log("[KeyGenerator.getInstance2()]: Algorithm: " + alg);
|
||||
console.log("[KeyGenerator.getInstance2()]: Provider: " + provider);
|
||||
if (printStacktrace) {
|
||||
printStacktrace();
|
||||
}
|
||||
console.log("##############################################");
|
||||
}
|
||||
return tmp;
|
||||
};
|
||||
}
|
||||
|
||||
/*
|
||||
.overload("int", "java.security.SecureRandom")
|
||||
*/
|
||||
function hookKeyGeneratorInit() {
|
||||
var keyGeneratorInit = Java.use("javax.crypto.KeyGenerator")["init"].overload(
|
||||
"int",
|
||||
"java.security.SecureRandom"
|
||||
);
|
||||
keyGeneratorInit.implementation = function (length, secureRandom) {
|
||||
var tmp = this.init(length, secureRandom);
|
||||
var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
|
||||
if (!doNotHookFileNames.includes(caller.getFileName()) || hookAllClasses) {
|
||||
console.log(caller.getFileName());
|
||||
console.log(
|
||||
"[KeyGenerator.init()]: secureRandom:" +
|
||||
secureRandom +
|
||||
" , cipherObj: " +
|
||||
this
|
||||
);
|
||||
if (printStacktrace) {
|
||||
printStacktrace();
|
||||
}
|
||||
console.log("##############################################");
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
function hookKeyGeneratorGenerateKey() {
|
||||
var generateKey = Java.use("javax.crypto.KeyGenerator")[
|
||||
"generateKey"
|
||||
].overload();
|
||||
|
||||
generateKey.implementation = function () {
|
||||
var tmp = this.generateKey();
|
||||
var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
|
||||
const secretKeySpec = Java.cast(
|
||||
tmp,
|
||||
Java.use("javax.crypto.spec.SecretKeySpec")
|
||||
);
|
||||
const encodedKey = secretKeySpec.getEncoded();
|
||||
|
||||
if (!doNotHookFileNames.includes(caller.getFileName())) {
|
||||
// console.log("[KeyGenerator.generateKey()]: Object: " + tmp);
|
||||
console.log("Caller: " + caller.getFileName());
|
||||
// dumpByteArray("[KeyGenerator.generateKey()]: Key", encodedKey);
|
||||
var base64_key = Java.use("android.util.Base64").encodeToString(
|
||||
encodedKey,
|
||||
0
|
||||
);
|
||||
console.log("Generated key: " + base64_key);
|
||||
|
||||
if (printStacktrace) {
|
||||
printStacktrace();
|
||||
}
|
||||
}
|
||||
|
||||
if (patchKey) {
|
||||
dumpByteArray("Patching secret key with key", dummyKey);
|
||||
const SecretKeySpec = Java.use("javax.crypto.spec.SecretKeySpec");
|
||||
var fakeKey = SecretKeySpec.$new(dummyKey, "AES");
|
||||
tmp = fakeKey;
|
||||
}
|
||||
console.log("##############################################");
|
||||
|
||||
return tmp;
|
||||
};
|
||||
}
|
||||
|
||||
/*
|
||||
.overload("java.lang.String")
|
||||
*/
|
||||
function hookKeyPairGeneratorGetInstance() {
|
||||
var keyPairGetInstance = Java.use("java.security.KeyPairGenerator")[
|
||||
"getInstance"
|
||||
].overload("java.lang.String");
|
||||
keyPairGetInstance.implementation = function (alg) {
|
||||
var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
|
||||
console.log(caller.getFileName());
|
||||
console.log("[KeyPairGenerator.getInstance()]: Algorithm:" + alg);
|
||||
if (printStacktrace) {
|
||||
printStacktrace();
|
||||
}
|
||||
console.log("##############################################");
|
||||
return this.getInstance(alg);
|
||||
};
|
||||
}
|
||||
File diff suppressed because it is too large
Load Diff
47
scripts/frida/print_strings.js
Normal file
47
scripts/frida/print_strings.js
Normal file
|
|
@ -0,0 +1,47 @@
|
|||
/*
|
||||
Print all Strings.
|
||||
*/
|
||||
|
||||
import { printStacktrace } from "./utils.js";
|
||||
|
||||
Java.perform(function () {
|
||||
hookStrings();
|
||||
});
|
||||
|
||||
const printStacktrace = false;
|
||||
var StringCls = null;
|
||||
|
||||
Java.perform(function () {
|
||||
StringCls = Java.use("java.lang.String");
|
||||
});
|
||||
|
||||
function hookStrings() {
|
||||
let StringBuilder = Java.use("java.lang.StringBuilder");
|
||||
StringBuilder.toString.overload().implementation = function () {
|
||||
let StringBuilderResult = this.toString.call(this);
|
||||
|
||||
if (
|
||||
StringBuilderResult !== null &&
|
||||
StringBuilderResult.indexOf("file:") != -1
|
||||
) {
|
||||
if (printStacktrace) {
|
||||
printStacktrace();
|
||||
}
|
||||
console.log("[+] StringBuilder:\t", StringBuilderResult);
|
||||
}
|
||||
return StringBuilderResult;
|
||||
};
|
||||
|
||||
let StringBuffer = Java.use("java.lang.StringBuffer");
|
||||
StringBuffer.toString.overload().implementation = function () {
|
||||
let StringBufferResult = this.toString.call(this);
|
||||
|
||||
if (
|
||||
StringBufferResult !== null &&
|
||||
StringBufferResult.indexOf("http") != -1
|
||||
) {
|
||||
console.log("[+] StringBuffer:\t", StringBufferResult);
|
||||
}
|
||||
return StringBufferResult;
|
||||
};
|
||||
}
|
||||
47
scripts/frida/trace_deeplinks.js
Normal file
47
scripts/frida/trace_deeplinks.js
Normal file
|
|
@ -0,0 +1,47 @@
|
|||
/*
|
||||
Debug Deep Links.
|
||||
*/
|
||||
|
||||
import { printStacktrace } from "./utils.js";
|
||||
|
||||
Java.perform(function () {
|
||||
deepLinkSniffer();
|
||||
});
|
||||
|
||||
const printStacktrace = false;
|
||||
|
||||
function deepLinkSniffer() {
|
||||
var Intent = Java.use("android.content.Intent");
|
||||
Intent.getData.implementation = function () {
|
||||
var action =
|
||||
this.getAction() !== null ? this.getAction().toString() : false;
|
||||
if (action) {
|
||||
console.log("[*] Intent.getData() was called");
|
||||
console.log("[*] Activity: " + this.getComponent().getClassName());
|
||||
console.log("[*] Action: " + action);
|
||||
var uri = this.getData();
|
||||
|
||||
if (printStacktrace) {
|
||||
printStacktrace();
|
||||
}
|
||||
|
||||
var extra = this.getStringExtra("url");
|
||||
|
||||
if (extra !== null) {
|
||||
console.log("Extra data: " + extra);
|
||||
}
|
||||
|
||||
if (uri !== null) {
|
||||
console.log("\n[*] Data");
|
||||
uri.getScheme() && console.log("- Scheme:\t" + uri.getScheme() + "://");
|
||||
uri.getHost() && console.log("- Host:\t\t/" + uri.getHost());
|
||||
uri.getQuery() && console.log("- Params:\t" + uri.getQuery());
|
||||
uri.getFragment() && console.log("- Fragment:\t" + uri.getFragment());
|
||||
console.log("\n\n");
|
||||
} else {
|
||||
console.log("[-] No data supplied.");
|
||||
}
|
||||
}
|
||||
return this.getData();
|
||||
};
|
||||
}
|
||||
123
scripts/frida/trace_loco.js
Normal file
123
scripts/frida/trace_loco.js
Normal file
|
|
@ -0,0 +1,123 @@
|
|||
/*
|
||||
Decrypt and print LOCO traffic of KakaoTalk 10.4.3.
|
||||
*/
|
||||
|
||||
import { dumpByteArray, printStacktrace } from "./utils.js";
|
||||
|
||||
Java.perform(function () {
|
||||
hookDoFinal2();
|
||||
hookKeyGeneratorGenerateKey();
|
||||
hookSharedSecretStore();
|
||||
printLocoBody();
|
||||
});
|
||||
|
||||
const locoKey = Java.array(
|
||||
"byte",
|
||||
[
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00,
|
||||
]
|
||||
);
|
||||
|
||||
const locoFileNames = [
|
||||
"V2SLSink.kt",
|
||||
"V2SLSource.kt",
|
||||
"V2SLHandshake.kt",
|
||||
"LocoV2SLSocket.kt",
|
||||
];
|
||||
|
||||
const patchLocoKey = true;
|
||||
const printStacktrace = false;
|
||||
|
||||
function hookDoFinal2() {
|
||||
var cipherInit = Java.use("javax.crypto.Cipher")["doFinal"].overload("[B");
|
||||
|
||||
cipherInit.implementation = function (byteArr) {
|
||||
var tmp = this.doFinal(byteArr);
|
||||
var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
|
||||
|
||||
if (locoFileNames.includes(caller.getFileName())) {
|
||||
console.log("[Cipher.doFinal2()]: " + " cipherObj: " + this);
|
||||
console.log("Caller: " + caller.getFileName());
|
||||
dumpByteArray("In buffer (cipher: " + this.getAlgorithm() + ")", byteArr);
|
||||
dumpByteArray("Result", tmp);
|
||||
// var result_base64 = Java.use("android.util.Base64").encodeToString(tmp, 0);
|
||||
// console.log("Result in Base64: " + result_base64)
|
||||
|
||||
if (printStacktrace) {
|
||||
printStacktrace();
|
||||
}
|
||||
|
||||
console.log("##############################################");
|
||||
}
|
||||
|
||||
return tmp;
|
||||
};
|
||||
}
|
||||
|
||||
function hookKeyGeneratorGenerateKey() {
|
||||
var generateKey = Java.use("javax.crypto.KeyGenerator")[
|
||||
"generateKey"
|
||||
].overload();
|
||||
|
||||
generateKey.implementation = function () {
|
||||
var tmp = this.generateKey();
|
||||
var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
|
||||
const secretKeySpec = Java.cast(
|
||||
tmp,
|
||||
Java.use("javax.crypto.spec.SecretKeySpec")
|
||||
);
|
||||
const encodedKey = secretKeySpec.getEncoded();
|
||||
|
||||
if (locoFileNames.includes(caller.getFileName())) {
|
||||
// console.log("[KeyGenerator.generateKey()]: Object: " + tmp);
|
||||
console.log("Caller: " + caller.getFileName());
|
||||
// dumpByteArray("[KeyGenerator.generateKey()]: Key", encodedKey);
|
||||
var base64_key = Java.use("android.util.Base64").encodeToString(
|
||||
encodedKey,
|
||||
0
|
||||
);
|
||||
console.log("Generated key: " + base64_key);
|
||||
|
||||
if (printStacktrace) {
|
||||
printStacktrace();
|
||||
}
|
||||
}
|
||||
|
||||
if (patchLocoKey) {
|
||||
dumpByteArray("Patching LOCO AES key with key", locoKey);
|
||||
const SecretKeySpec = Java.use("javax.crypto.spec.SecretKeySpec");
|
||||
var fakeKey = SecretKeySpec.$new(locoKey, "AES");
|
||||
tmp = fakeKey;
|
||||
}
|
||||
console.log("##############################################");
|
||||
|
||||
return tmp;
|
||||
};
|
||||
}
|
||||
|
||||
function hookSharedSecretStore() {
|
||||
var locoCipherHelper = Java.use("com.kakao.talk.secret.LocoCipherHelper$e")[
|
||||
"$init"
|
||||
].overload("java.lang.String", "long");
|
||||
locoCipherHelper.implementation = function (arg0, arg1) {
|
||||
var tmp = this.$init(arg0, arg1);
|
||||
var caller = Java.use("java.lang.Exception").$new().getStackTrace()[1];
|
||||
console.log("Secret Chat shared secret: " + arg0);
|
||||
console.log("Secret Chat seed for nonce: " + arg1);
|
||||
console.log(this.toString());
|
||||
console.log("Caller: " + caller.getFileName());
|
||||
console.log("##############################################");
|
||||
};
|
||||
}
|
||||
|
||||
function printLocoBody() {
|
||||
Java.choose("com.kakao.talk.loco.protocol.LocoBody", {
|
||||
onMatch: function (instance) {
|
||||
if (instance) {
|
||||
console.log("LOCO body: " + instance);
|
||||
}
|
||||
},
|
||||
onComplete: function () {},
|
||||
});
|
||||
}
|
||||
84
scripts/frida/utils.js
Normal file
84
scripts/frida/utils.js
Normal file
|
|
@ -0,0 +1,84 @@
|
|||
export function printStacktrace() {
|
||||
var stacktrace = Java.use("android.util.Log")
|
||||
.getStackTraceString(Java.use("java.lang.Exception").$new())
|
||||
.replace("java.lang.Exception", "");
|
||||
console.log(stacktrace);
|
||||
}
|
||||
|
||||
export function printMap(map) {
|
||||
var mapIter = map.entrySet().iterator();
|
||||
while (mapIter.hasNext()) {
|
||||
console.log(mapIter.next());
|
||||
}
|
||||
}
|
||||
|
||||
export function decodeMode(mode) {
|
||||
if (mode == 1) return "Encrypt mode";
|
||||
else if (mode == 2) return "Decrypt mode";
|
||||
else if (mode == 3) return "Wrap mode";
|
||||
else if (mode == 4) return "Unwrap mode";
|
||||
}
|
||||
|
||||
export function charArrayToString(charArray) {
|
||||
if (charArray == null) return "(null)";
|
||||
else return StringCls.$new(charArray);
|
||||
}
|
||||
|
||||
export function dumpByteArray(title, byteArr) {
|
||||
if (byteArr != null) {
|
||||
try {
|
||||
var buff = new ArrayBuffer(byteArr.length);
|
||||
var dtv = new DataView(buff);
|
||||
for (var i = 0; i < byteArr.length; i++) {
|
||||
/*
|
||||
Frida sucks sometimes and returns different byteArr.length between ArrayBuffer(byteArr.length) and for(..; i < byteArr.length;..).
|
||||
It occurred even when Array.copyOf was done to work on copy.
|
||||
*/
|
||||
dtv.setUint8(i, byteArr[i]);
|
||||
}
|
||||
console.log(title + ":\n");
|
||||
console.log(_hexdumpJS(dtv.buffer, 0, byteArr.length));
|
||||
} catch (error) {
|
||||
console.log("Exception has occured in hexdump");
|
||||
}
|
||||
} else {
|
||||
console.log("byteArr is null!");
|
||||
}
|
||||
}
|
||||
|
||||
function _fillUp(value, count, fillWith) {
|
||||
var l = count - value.length;
|
||||
var ret = "";
|
||||
while (--l > -1) ret += fillWith;
|
||||
return ret + value;
|
||||
}
|
||||
|
||||
function _hexdumpJS(arrayBuffer, offset, length) {
|
||||
var view = new DataView(arrayBuffer);
|
||||
offset = offset || 0;
|
||||
length = length || arrayBuffer.byteLength;
|
||||
|
||||
var out =
|
||||
_fillUp("Offset", 8, " ") +
|
||||
" 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F\n";
|
||||
var row = "";
|
||||
for (var i = 0; i < length; i += 16) {
|
||||
row += _fillUp(offset.toString(16).toUpperCase(), 8, "0") + " ";
|
||||
var n = Math.min(16, length - offset);
|
||||
var string = "";
|
||||
for (var j = 0; j < 16; ++j) {
|
||||
if (j < n) {
|
||||
var value = view.getUint8(offset);
|
||||
string += value >= 32 && value < 128 ? String.fromCharCode(value) : ".";
|
||||
row += _fillUp(value.toString(16).toUpperCase(), 2, "0") + " ";
|
||||
offset++;
|
||||
} else {
|
||||
row += " ";
|
||||
string += " ";
|
||||
}
|
||||
}
|
||||
row += " " + string + "\n";
|
||||
}
|
||||
out += row;
|
||||
return out;
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user