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TH
HIGH
Threat Intel
Microsoft Disrupts MSaaS Operation Abusing Artifact Signing Service
Microsoft shuts down a malware-signing-as-a-service provider that leveraged fraudulent certificates to bypass security controls for ransomware groups.
Runtime Rebel Intel
3 min read·May 20, 2026
TH
HIGH
Threat Intel
KongTuke Exploits Microsoft Teams for Rapid Corporate Breaches
Initial access broker KongTuke leverages Microsoft Teams to deploy DarkGate malware, achieving network persistence in under five minutes via social engineering.
Runtime Rebel Intel
3 min read·May 14, 2026