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Update server.py
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server.py
63
server.py
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@ -2,7 +2,7 @@
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# Namyheon Go (Catswords Research) <gnh1201@gmail.com>
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# https://github.com/gnh1201/caterpillar
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# Created at: 2022-10-06
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# Updated at: 2024-12-19
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# Updated at: 2024-12-20
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import argparse
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import socket
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@ -177,7 +177,11 @@ def proxy_check_filtered(data, webserver, port, scheme, method, url):
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matches = list(set(re.findall(pattern, text)))
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if len(matches) > 0:
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print ("[*] Found ID: %s" % (', '.join(matches)))
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filtered = not all(map(pwnedpasswords_test, matches))
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try:
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filtered = not all(map(pwnedpasswords_test, matches))
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except Exception as e:
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print ("[*] K-Anonymity strategy not working! %s" % (str(e)))
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filtered = True
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# check an attached images
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if not filtered and len(matches) > 0 and truecaptcha_userid != '':
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@ -196,18 +200,23 @@ def proxy_check_filtered(data, webserver, port, scheme, method, url):
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urls = re.findall(r'https://[^\s"]+\.webp', text)
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if len(urls) > 0:
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for url in urls:
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if not filtered:
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print ("[*] downloading... %s" % (url))
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encoded_image = webp_to_png_base64(url)
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print ("[*] downloaded.")
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if encoded_image:
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print ("[*] solving...")
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if filtered:
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break
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print ("[*] downloading... %s" % (url))
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encoded_image = webp_to_png_base64(url)
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print ("[*] downloaded.")
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if encoded_image:
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print ("[*] solving...")
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try:
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solved = truecaptcha_solve(encoded_image)
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if solved:
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print ("[*] solved: %s" % (solved))
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filtered = solved in ['ctkpaarr', 'SPAM']
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filtered = solved.lower() in ['ctkpaarr', 'spam']
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else:
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print ("[*] not solved")
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except Exception as e:
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print ("[*] Not CAPTCHA strategy not working! %s" % (str(e)))
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# take action
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if filtered:
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@ -266,7 +275,7 @@ def proxy_server(webserver, port, scheme, method, url, conn, addr, data):
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raise Exception("Filtered request")
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sock.send(chunk)
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if len(buffered) > buffer_size*2:
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buffered = buffered[:-buffer_size*2] # reduce memory usage
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buffered = buffered[-buffer_size*2:]
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except:
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break
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@ -301,7 +310,7 @@ def proxy_server(webserver, port, scheme, method, url, conn, addr, data):
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raise Exception("Filtered response")
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conn.send(chunk)
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if len(buffered) > buffer_size*2:
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buffered = buffered[:-buffer_size*2] # reduce memory usage
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buffered = buffered[-buffer_size*2:]
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i += 1
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print("[*] Received %s chunks. (%s bytes per chunk)" % (str(i), str(buffer_size)))
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@ -310,7 +319,7 @@ def proxy_server(webserver, port, scheme, method, url, conn, addr, data):
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proxy_data = {
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'headers': {
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"User-Agent": "php-httpproxy/0.1.4 (Client; Python " + python_version() + "; abuse@catswords.net)",
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"User-Agent": "caterpillar-proxy/0.1.4 (Client; Python " + python_version() + "; abuse@catswords.net)",
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},
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'data': {
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"data": base64.b64encode(data).decode(client_encoding),
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@ -330,7 +339,7 @@ def proxy_server(webserver, port, scheme, method, url, conn, addr, data):
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i = 0
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relay = requests.post(server_url, headers=proxy_data['headers'], data=raw_data, stream=True)
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buffered = b''
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buffered = b''
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for chunk in relay.iter_content(chunk_size=buffer_size):
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buffered += chunk
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if proxy_check_filtered(buffered, webserver, port, scheme, method, url):
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@ -338,7 +347,7 @@ def proxy_server(webserver, port, scheme, method, url, conn, addr, data):
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raise Exception("Filtered response")
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conn.send(chunk)
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if len(buffered) > buffer_size*2:
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buffered = buffered[:-buffer_size*2] # reduce memory usage
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buffered = buffered[-buffer_size*2:]
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i += 1
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print("[*] Received %s chunks. (%s bytes per chunk)" % (str(i), str(buffer_size)))
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@ -410,25 +419,31 @@ def pwnedpasswords_test(s):
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# If there are matching hashes, return True, else return False
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return bool(matching_hashes)
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else:
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return False
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raise Exception("api.pwnedpasswords.com response status: %s" % (str(response.status_code)))
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return False
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# TrueCaptcha - truecaptcha.org
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def truecaptcha_solve(encoded_image):
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url = 'https://api.apitruecaptcha.org/one/gettext'
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data = {
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'userid': truecaptcha_userid,
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'apikey': truecaptcha_apikey,
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data = {
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'userid': truecaptcha_userid,
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'apikey': truecaptcha_apikey,
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'data': encoded_image,
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'mode': 'human'
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}
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response = requests.post(url = url, json = data)
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data = response.json()
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if 'error_message' in data:
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print ("[*] Error: %s" % (data['error_message']))
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return None
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if 'result' in data:
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return data['result']
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if response.status_code == 200:
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data = response.json()
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if 'error_message' in data:
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print ("[*] Error: %s" % (data['error_message']))
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return None
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if 'result' in data:
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return data['result']
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else:
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raise Exception("api.apitruecaptcha.org response status: %s" % (str(response.status_code)))
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return None
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