Separate but similar campaigns described by Microsoft and Trend Micro use malicious zip files to spread malware via social ...
Microsoft Threat Intelligence has identified an active multi-stage intrusion campaign targeting organizations in the hospitality and hotel industry since April 2026. We’ve observed this activity ...
From package to postinstall payload: Inside the Mastra npm supply chain compromise by Sapphire Sleet
June 19, 2026 update: Microsoft assesses with high confidence that this activity is attributable to Sapphire Sleet, a North Korean state actor that primarily targets the financial sector. The ...
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