Tzion

CTF / Reverse Engineering / Malware Analysis / Threat Intelligence / Threat Hunting

Recent posts

[BI0SCTF] BaeBPF

18 minute read

This challenge only provided a instance deployment.

[ACS] Maze

3 minute read

This challenge provided a binary called maze compiled with Rust. Executing it tells us that we are dealing with a maze challenge. There are 3 methods IMO to...

[CYDESCTF] Nihongo Wakaranai

4 minute read

This challenge provided an Excel (.xlsx) file. Here is the challenge file. Before we get started, I would like to express my heartfelt gratitude to the orga...