If you are referring to a specific collection of internet mysteries or a "creepypasta" narrative contained within such a file, it may be part of a broader "lore dump" or "internet rabbit hole".
In internet subcultures, files like this are often associated with: WebSB4.rar
For more on famous solved and unsolved internet mysteries, you can explore these compilations: 3 Hours Of Internet Mysteries YouTube · Debunk File Solved Internet Mysteries and Oddities YouTube · ShaiiValley Internet Mysteries That Were FINALLY Solved YouTube · Visual Venture Internet Mysteries Explained in 9 Minutes YouTube · Astrenlore The Most Disturbing Internet Mysteries Explained YouTube · Jaydone History If you are referring to a specific collection
: Puzzles or narrative snippets distributed as .rar or .zip files for players to decrypt and solve. WebSB4.rar
: Collections of dead links or "lost media" stories archived for historical preservation.