Bach_guitar.rar

Check for hidden data using steghide (common password: bach ).

Checking the of the .rar file itself (using exiftool ).

Once extracted, you typically find a file like Bach_Guitar.mp3 or a .jpg of sheet music. Bach_Guitar.rar

g., HackTheBox, PicoCTF, or a private lab) to give you the exact flag?

A text file named flag.txt extracted from the image. Check for hidden data using steghide (common password:

Common methods to find the password include:

Text appearing as "waves" in the audio spectrum. Bach_Guitar.rar

Use strings to look for readable text at the end of the file. Inspect the LSB (Least Significant Bit) using zsteg . Open the file in Audacity .