In this video we identify a backdoor and find the gadgets to do Jump-oriented Programming in a ethereum smart contract.
At the start we quickly reverse engineer a Java program, but then we move to the main topic - reverse engineer a basic windows .exe to find out how to win the game
This challenge was part of the FLARE-On 2018 CTF. In this video we reverse engineer a basic windows .exe to find out how to win the game. At first we tried to attack the weak crypto but failed. At the end it turns out I had a bug in my code :(
