Can you spot the difference? kitters cattos. They are also available at /problems/whats-the-difference… on the shell server
In order to easily solve this challenge, I’ve used xxd and cut to generate an ascii hexdump of the images:
Hello,
Here are my write-ups for the X-MAS CTF 2019 organized by .
Reversing: Santa’s crackme
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Santa’s crackme is easy to solve when using Ghidra, all you need to do is open up the binary, read the code and use the XOR Memory script from Ghidra.