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PC Gamer
PC Gamer
Jacob Fox

Endgame Gear confirms it had malware-compromised mouse software on its official site but promises changes to prevent it happening again

An Endgame Gear OP1w 4K gaming mouse on a desk.

Well, this is a first for me: Software for a gaming mouse from the manufacturer's own site had, for a while, been compromised with XRed malware. Igor of Igor's Lab first noticed the reports coming in about the Endgame Gear OP1w 4K V2 configuration tool on the MouseReview subreddit. The reports suggest the tool had what seems to be bona fide malware packaged in with it and the company has now changed the file to a non-infected one.

According to the initial report from Redditor Admirable-Raccoon597, the "trojanised" (infected) file was what users would download from the company's link to the tool from at least July 2, 2025 (which was when they first downloaded it) until July 17, 2025, when it was replaced with the clean version:

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