Da French? TL;DR Reverse executable that uses AES encryption and decrypt network traffic Description This was one of the harder challenges for the XMAS-CTF 2020 and I actually managed to be the third one that solved it. In the end, the challenge only had around 15 solves, which shows that many people did not see […]
Monthly Archives: December 2020
Easy Obfuscation
Thou shall pass? TL;DR Reverse executable that uses clever function renaming techniques Description This was a challenge from the X-MAS CTF 2020. It was the easiest one in the Reversing category but I still think it was pretty fun because it introduced me to an interesting obfuscation technique. Challenge Description For thou to pass, the […]