Sunshine CTF 2016 - Butterfly Effect

14th of March, 2016 Sunshine CTF 2016

Contents

d0tslashpwn

This write-up and all the other ones about the Sunshine CTF 2016 are also available on the repository of my team, d0tslashpwn.

Walkthrough

After downloading a picture of a beautiful butterfly, we need to find the flag inside the picture. The file is available here. We use the application Steganabara.

% java -jar steganabara-1.1.1.jar

We modify a bit the color as shown below.

Steganabra Matrix

We finally find the flag; sun{READY_THE_4CID_M4GNET!}.

Butterfly Effect solved