Microsoft Dismantles Fox Tempest: Ransomware Groups Paid Up to $9,500 to Fake Windows Software Signatures

Microsoft's Digital Crimes Unit unsealed a civil lawsuit on May 19 in U.S. District Court for the Southern District of New York targeting Fox Tempest, a criminal operation that sold fraudulently signed malware to ransomware gangs as a subscription service — and whose customers went on to attack hospitals, schools, and critical infrastructure across ten countries.