overflow-the-jackpot

5 posts

Agent P

A multi-stage chain moves from WordPress SQL injection through database credentials, unsafe pickle loading, and a signed-task binary to root.

Aug 9, 2026 TryHackMeTHM DEFCON CTF Event
Agent P artwork

Lost Fortune Included

A PHP stream-wrapper bypass defeats the document whitelist and reads arbitrary files from the server.

Aug 8, 2026 TryHackMeTHM DEFCON CTF Event
Lost Fortune Included artwork

B1t Recovery

Known plaintext from the THM flag prefix recovers a reused four-byte XOR key and decrypts the challenge file.

Aug 7, 2026 TryHackMeTHM DEFCON CTF Event
B1t Recovery artwork

Casino Heist

Packet-capture analysis and PyInstaller reverse engineering recover the key used to decrypt exfiltrated jackpot data.

Aug 6, 2026 TryHackMeTHM DEFCON CTF Event
Casino Heist artwork

Fresh Powder

A detection-as-code investigation repairs five broken Sigma rules and validates each fix against the incident report.

Aug 6, 2026 TryHackMeTHM DEFCON CTF Event
Fresh Powder artwork