New sophisticated email-based attack from NOBELIUM

This post has been republished via RSS; it originally appeared at: Microsoft Security.

Microsoft Threat Intelligence Center (MSTIC) has uncovered a wide-scale malicious email campaign operated by NOBELIUM, the threat actor behind the attacks against SolarWinds, the SUNBURST backdoor, TEARDROP malware, GoldMax malware, and other related components. The campaign, initially observed and tracked by Microsoft since January 2021, evolved over a series of waves demonstrating significant experimentation.

The post New sophisticated email-based attack from NOBELIUM appeared first on Microsoft Security.

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