webProeasy

Level 16 - Anticheat Proxy Bypass

kslweb1

Task: Bypass an anticheat proxy that detects automated tools by TCP packet timing. Solution: Send HTTP request line by line with delays using raw sockets to mimic human typing in netcat.

nginx raw_socket anticheat http_protocol tcp_timing

tcp_timing_bypassline_by_line_httpraw_socket_http

$ ls tags/ techniques/

nginx raw_socket anticheat http_protocol tcp_timing

tcp_timing_bypassline_by_line_httpraw_socket_http

Analysis

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.

$ python3 exploit.py --target 192.168.1.1 --port 8080
[*] Connecting to target...
[+] Shell obtained!

Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.

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