[https://git.fh-campuswien.ac.at/CampusCyberSecurityTeam/ctfs/blob/master/forensics/easyctf2017-petty-difference.md](https://git.fh-campuswien.ac.at/CampusCyberSecurityTeam/ctfs/blob/master/forensics/easyctf2017-petty-difference.md)

Original writeup (https://git.fh-campuswien.ac.at/CampusCyberSecurityTeam/ctfs/blob/master/forensics/easyctf2017-petty-difference.md).