Introduction This challenge is a reversing challenge from zer0pts 2023, that I played with The Flat Network Society. We ranked 12th on this CTF which is not bad ! Here is the task: Initial Analysis In this challenge, we have a x86_binary. According to the task statement, it is a…
Introduction The Root-Me CTF took place on october 21st-23th. At this occasion I released a challenge named UPX2000. Here is its writeup. Reverse Engineering of the binary This write up will be divided in two steps. First the reverse engineering of the binary and then the solving of the challenge.…
Introduction I attended the CTF InterIUT, where I placed 2nd with my team. Here is a write up of the last Forensic challenge (which in fact was a reversing challenge), which I've been the only one to solve. At the beginning, the executable wasn't present in the initial statement, but…