18 Apr, 2026

Microsoft warns of new XCSSET macOS malware variant targeting Xcode devs

Microsoft Threat Intelligence reports that a new variant of the XCSSET macOS malware has been detected in limited attacks, incorporating several new features, including enhanced browser targeting, clipboard hijacking, and improved persistence mechanisms. XCSSET is a modular macOS malware that acts as an infostealer and cryptocurrency stealer, stealing Notes, cryptocurrency wallets, and browser data from […]

2 mins read

Microsoft spots XCSSET macOS malware variant used for crypto theft

A new variant of the XCSSET macOS modular malware has emerged in attacks that target users’ sensitive information, including digital wallets and data from the legitimate Notes app. The malware is typically distributed through infected Xcode projects. It has been around for at least five years and each update represents a milestone in XCSSET’s development. The current […]

3 mins read