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Over 15 Malicious npm Packages Deliver Vidar Malware on Windows Systems

First seen 2 Dec 2025, 18:33 UTC • •

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ThreatCluster AI
ThreatCluster •March 12, 2026 at 13:27 UTC

More than 15 malicious npm packages have been identified that exploit Windows systems to deploy Vidar malware. These packages masquerade as legitimate software, targeting users and potentially compromising sensitive data. The threat affects a wide range of Windows users and organizations that utilize npm for package management.

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