New Variant of The XCSSET Malware Attacking macOS App Developers

The macOS threat landscape has witnessed a significant escalation with the discovery of a new variant of the XCSSET malware targeting app developers. First observed in late September 2025, this variant builds upon earlier versions by introducing enhanced stealth techniques, expanded exfiltration capabilities, and robust persistence mechanisms. Attackers continue to leverage infected Xcode projects—the cornerstone […]

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