Microsoft Threat Intelligence has identified a new malware variant, "XCSSET, " which warns users about its potential harm. It is a macOS malware that targets users by infecting their Xcode projects. Compared to its early known origin in 2022, the latest XCSSET malware variant has enhanced obfuscation methods, updated persistence mechanisms, and new infection strategies. Microsoft Threat Intelligence said that it would use digital wallets, collect data from the Notes app, and exfiltrate system information and files. Microsoft Threat Intelligence Identifies New Variant of 'XCSSET' Malware That Targets macOS Users With Enhanced Methods.
Microsoft Warned About New Variant of XCSSET Malware
Microsoft Threat Intelligence has uncovered a new variant of XCSSET, a sophisticated modular macOS malware that targets users by infecting Xcode projects, in the wild. While we’re only seeing this new XCSSET variant in limited attacks at this time, we’re sharing this information… pic.twitter.com/oWfsIKxBzB
— Microsoft Threat Intelligence (@MsftSecIntel) February 17, 2025
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