Resecurity Supports Microsoft DCU in Disrupting Fox Tempest ’s Cybercriminal Code-Signing Ecosystem

Microsoft and Resecurity disrupted Fox Tempest, a malware-signing service that used fake Microsoft certificates to make malware look legitimate. Resecurity supported Microsoft’s Digital Crimes Unit (DCU) in its disruption of Fox Tempest, a financially motivated threat actor operating a malware-signing-as-a-service (MSaaS) capability used by cybercriminals to make malicious files appear legitimate. On May 19, 2026, […]

May 28, 2026
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How cybersecurity firms took down Glassworm botnet in one shot

Glassworm infected developers through poisoned tools and packages until a coordinated takedown killed all four of its C2 channels at once. On May 26, 2026, at 14:00 UTC, CrowdStrike Counter Adversary Operations team, working with Google and the Shadowserver Foundation, killed all four command-and-control channels of the Glassworm botnet at the same time. The timing […]

May 27, 2026
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