Criminals Have Been Distributing Malware via Steam Since 2025, Tens of Thousands Affected

Criminals have been distributing malware via Steam since 2025, tens of thousands affected

The attack reportedly abused Wallpaper Engine's "Application Wallpaper" executable, which runs as a standalone Windows program and can include community-developed games, planners, calendars, system monitors, and other widgets. However, because the app allows unverified third-party code to run on users' systems, it can be abused by threat actors to target...Read Entire Article

Wallpaper Engine Malware Hijacks Steam Workshop to Steal Crypto Wallet Data

TLDR: Kaspersky identified dozens of malicious Wallpaper Engine packages with thousands of installs on Steam. Lumma and Vidar infostealers were deployed to harvest crypto wallet data and browser credentials. Malware was hidden inside password-protected archives or bundled directly within wallpaper downloads. The FBI previously investigated Steam-distributed malware across titles including PirateFi and Tokenova. Wallpaper Engine malware is sprea…

Anime Girls Could Steal Your Crypto as Wallpaper Malware Targets Steam Gamers

Researchers found malicious Wallpaper Engine downloads on Steam Workshop distributing infostealers, backdoors, and account-hijacking malware.