Stackrip - RE Challenges

This repository aims to provide a set of simple reverse engineering challenges with incrementing difficulty. These challenges will not harm your computer in any way and source code is included for auditing + compilation purposes.

Each challenge tonains a linux + macos directory including an x86 & x64 bit binary + PGP signature as well as the challenge's source code. It is recommended not to view the source code until after the challenge as been completed. If you get stuck, the source code is provided as well as a simple writeup.

Flag validation is provided at stackrip.com/flags/.

Challenges

0000-unlockme - Baby's first crackme. This program wants a password in exchange for a flag. Can you find that password?

• Difficulty :: Extremely Easy
• Recommended approach :: rabin2 -z
• Writeup :: N/A

0001-license - The first challenge that requires analysis. The goal is to provide a valid username + license key.

• Difficulty :: Easy
• Recommended approach :: Static Analysis
• Writeup :: Coming very soon

Contributing

If you have an idea for a crackme or a writeup, feel free to open an PR and I'll happily merge.