idekCTF 2021 FORENSICS

FILE 

PROBLEM:

Description

Cool image, right?

Attachments

cool_image.jpg

SOLUTION

We are provided with a file named cool_image.jpg but I got an hint from the title to use file command so, I used file cool_image.jpg and I found that this is not a jpg file at all this is a text file and so I tries to open it using nano and got the flag. It was.....

idek{f1l3_3xt3ns10n5_4r3_d3c31v1ng}