R6Rider
Gold Member

Infected Steam game downloads malware disguised as patch
A 2D platformer game called BlockBlasters has recently started showing signs of malicious activity after a patch release on August 30. While the user is playing the game, various bits of information are lifted from the PC the game is running on - including crypto wallet data. Hundreds of users...

First saw this on Reddit.
Reddit Post
The game is called BlockBlasters.
SteamDB has a warning on the game page: