Malicious Wallpaper Engine downloads on Steam Workshop spread infostealers and backdoors

Researchers found Steam Workshop files tied to Wallpaper Engine distributing account-hijacking malware, underscoring security risks in user-generated game and desktop content ecosystems.

Summary

Malicious downloads linked to Wallpaper Engine on Steam Workshop were found distributing infostealers, backdoors, and malware designed to hijack accounts. The finding points to a broader security risk around user-generated content platforms, where seemingly benign community uploads can be used to deliver malicious code and compromise user credentials or remote access.

Terms & Concepts
  • infostealers: Malware that steals passwords and data
  • backdoors: Hidden access methods for remote control