Simple Steganography
Think the flag is somewhere in there. Would you help me find it? hint-" Steghide Might be Helpfull" Minions1.jpeg
Let's use the strings
utility to extract the strings in the image file.
$ strings 894 | head
JFIF
0Photoshop 3.0
8BIM
myadmin
!1#%)+...
383-7(-.+
&/-/-//-++------------------------+---.-----/------
$3br
%&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz
The steghide
utility allows users to extract data from image and audio files.
$ steghide extract -sf 894
Enter passphrase:
wrote extracted data to "raw.txt".
We can now use the cat
command to view the contents of the extracted file.
$ cat raw.txt
AEMAVABGAGwAZQBhAHIAbgB7AHQAaABpAHMAXwBpAHMAXwBmAHUAbgB9
That looks like it is encrypted using Base64. Let's decode it using Cyberchef.
Flag
CTFlearn{This_is_fun}