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Threat Intel
MuddyWater Exploits Microsoft Teams via Chaos Ransomware Decoy
Iranian APT MuddyWater utilizes Microsoft Teams social engineering and Chaos ransomware decoys to mask state-sponsored espionage operations.
Runtime Rebel Intel
3 min read·May 6, 2026
ID
MEDIUM
Identity & Access
KB5085516 Emergency Update: Fix for Microsoft Account Sign-in Failures
Microsoft releases emergency KB5085516 update to resolve widespread authentication failures affecting OneDrive, Teams, and other cloud-integrated services.
Runtime Rebel Intel
3 min read·Mar 23, 2026