Glory of the Garden-PicoCTF Walkthrough

Challenge overview

CTF challenge screenshot

Initial analysis

Keywords and hints : The only clue provided for this challenge mentions a hex editor and an image that resembles a garden. This suggests we need to analyze an image file using a hex editor.

Understanding hex editor:A hex editor is a software application that allows you to view and modify the raw hexadecimal data of a computer file. . HexEd is completely free online tool which runs in any modern browsers without installation

Solution Approach:

1. Download the image file provided by the challenge which is garden.jpg.
2. Opening the Image in a Hex Editor using ‘Open File’ option.

3. Searching for the flag pattern in search option, which typically starting with ‘picoCTF’ and then press enter.

4. Extracting the Flag from the hexdecimal data dump.

The flag is picoCTF{more_than_m33ts_the_3y3eBdBd2cc}.