Keygen

Challenge description Keygenme…sort of Author: akhbaar The keygen As usual, we start by trying to run the executable. ./chicago but unfortunately, we get ... Bad lenght! ... Opening the file with ghidra, we see that the file is a rust compiled executable, with A TON of functions (I suppose from the rust standard library). After some time we find the main, with an interesting portion of code: if (local_1a8 < 10) { FUN_00107480("Bad length ... So the length of the input must be at least 10. Also, after some analysis and variable renaming, we find that ...