The legend began on imageboards like and 2chan . Users claimed to have found a compressed archive named Pompom.rar . Unlike typical viruses of the era, this file was described as a bizarre piece of experimental software or an interactive art project .

: Because the early web was poorly archived, proponents of the legend argue the file was simply lost during the transition from the old web to the modern era. 🛠️ The Legacy of the Hoax

: The story relies on the "uncanny valley" effect—the idea of a simple, cute character becoming unsettling through unpredictable behavior.

Pompom.rar remains a fascinating look at how the internet creates its own . It represents our collective fear of the "unknown executable"—the idea that something as small as a .rar file could contain a digital ghost. If you're interested in exploring more, I can look into: Other internet urban legends from the 2000s.

Most researchers believe Pompom.rar is a piece of (internet horror fiction) rather than a real piece of malware or software.

: Used similar "file manipulation" tactics to scare players.