Challenge name: CAT & DOG
Category: Forensic
Challenge Description:
![](https://www.goglides.com/blog/content/images/2020/01/1-3.png)
lets download the .jpg file
we can see
![](https://www.goglides.com/blog/content/images/2020/01/2-3.png)
lets see if somethings hidden in this image we use
steghide to extract in this case,
we are gonna use the following code
steghide --extract -sf catdog.jpg
it asks for passphrase but leave it empty and enter
![](https://www.goglides.com/blog/content/images/2020/01/3-3.png)
lets check the emb.txt
![](https://www.goglides.com/blog/content/images/2020/01/4-2.png)
now we need to decode this the site i use to decode is
https://gchq.github.io/CyberChef
lets copy the text and decode it ( it is ROT13)
![](https://www.goglides.com/blog/content/images/2020/01/5-2.png)
seems like the flag is then converted to base64 lets copy the flag and convert it with base64,
boom
![](https://www.goglides.com/blog/content/images/2020/01/6-1.png)
heres your flag
cynical_flag{never_thought_you_would_get_this_far}