Robin's Reddit Password

I’m Batman! Lately Robin’s been acting suspicious… I need to see what he’s been up to. Can you get me his reddit password? Just don’t try to break into reddit’s server…

Tip : Wrap the Password in flag format

Solution

Tired searching online and found almost nothing, and then the mod gave a clue asking “to focus on the reddit server and Robin might show up later”. Because of one of the beginner challenges, where we extracted the password hashes (something similar to /etc/passwd file), we tried the URL https://www.reddit.com/etc/passwd and luckily there were some username:password lines. Then on searching for this URL, we found multiple sources which had already cracked those hashes (Hacker news), the password of robin was bird

Flag

rgbCTF{bird}