Cyber Security Lab

Puzzle Box

A curious developer left a program called puzzle_box on your workstation. The program prompts for a password to unlock its secret. Rumor has it that the password is derived from a hidden formula in the code. Can you figure it out and retrieve the hidden flag?

Provided File: puzzle_box (Windows EXE)

Flag Format: BUBT-CTF{***}
Click Here to download... (72 downloads )

Hints:

-The program uses a small algorithm to encode the password, not plain strings.
-Tools like Ghidra, IDA Free, strings, or Python scripts can help.

Enter your flag

Please enter the correct flag below. Make sure there are no extra spaces!

Flags are checked regardless of capitalisation: IWin is the same as iwin.