Malware Found in Wallpaper Engine Steam Workshop Wallpapers
The report highlights a security risk in a popular Steam Workshop feature that allows third-party code to run on users' PCs, with a significant number of downloads already affected.
Reporting from 1 sources: Game Spark.
Kaspersky reports that wallpapers categorized as 'Applications' in the Steam Workshop for the PC tool Wallpaper Engine contain malware. Dozens of such wallpapers have been distributed since late 2025, with tens of thousands of downloads. The malware includes information stealers and cryptocurrency miners, primarily targeting users in China and Russia.
Kaspersky has identified malware in wallpapers shared via the Steam Workshop for Wallpaper Engine, a PC live wallpaper tool that has been on Steam since 2016. The security firm warns that wallpapers of the 'Applications' type, which run third-party Windows software, can execute arbitrary code. Since the end of 2025, dozens of such wallpapers have been uploaded and downloaded thousands to tens of thousands of times. The malware ranges from information stealers to cryptocurrency miners, with 89.4% of downloads in China and 5.5% in Russia. Kaspersky has published a list of the confirmed malicious wallpapers on the Steam Workshop.
Synthesized by Yomimono from the 1 cited source below, including Japanese-language reporting where cited, then editorially reviewed before publishing.