(Windows Defender, Avast, Malwarebytes, etc.) almost always flags repack cracks as "Win32/Wacatac" or "IDP.Generic." This is a false positive.
Then his computer beeped.
If you are seeing the error message (often accompanied by an immediate crash), it means the game is trying to call Steam functions but cannot find the necessary steam files, or the repacker did not correctly emulate the Steam environment. could not initialize steamworks api oneshot repack
The "Could not initialize Steamworks API" error in OnesRepack titles is a standard DRM check failure. It is not a virus, nor is it usually a broken download. It is simply the game looking for a friend (Steam) that isn't there. (Windows Defender, Avast, Malwarebytes, etc