Boc1.7z

: High-pitched frequencies, distorted screams, and rhythmic clicking sounds.

: Glitched photos of industrial landscapes, surgical tools, and unrecognizable biological remains. BOC1.7z

You can find discussions about its history and attempts to "crack" it on forums like the or by searching for it on the Creepypasta Wiki . Are you trying to find a copy of the file, or : High-pitched frequencies