Hello, In this article I will describe how I solved the GB - Basic GameBoy crackme challenge from Root-Me. Before reading this article you should attempt to solve the challenge on your own. Start by reading/skimming through the GameBoy CPU manual then download an emulator such as mGba and play with the ROM. To disassemble the ROM I've used Ghidra and mgbdis. … Continue reading Root-Me: GB – Basic GameBoy crackme walkthrough
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Root Me – Xor Madness – Walkthrough
Hello, In this article I will describe how I solved the PE x86 - Xor Madness challenge from Root-Me This challenge will ask you for a password and the password is also used to validate the flag. What makes this challenge interesting is that it only uses xor, sub, call and ret. Here's how I approached the challenge: Since the binary had a … Continue reading Root Me – Xor Madness – Walkthrough
Protected: Root-Me: ELF C++ – 0 protection solution
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Root-Me Reversing: crackme_wtf hints
It's been some time since I've done some Reverse Engineering and today I've completed a simple challenge on https://www.root-me.org/. The filename of the challenge is crackme_wtf and here are some hints to get you started: Determine type of FILEs.Don't be afraid to patch and use a debugger.Try to eliminate the randomness. Maybe some functions that … Continue reading Root-Me Reversing: crackme_wtf hints
