INCIDENT EVIDENCE GRAPH

Microsoft Teams Vishing Attacks Lead to Chaos Ransomware Attacks

2026-07-30T15:56:33Z

Threat actors are impersonating IT support staff in Microsoft Teams calls to gain remote access to corporate devices and deploy Chaos ransomware in attacks targeting North American organizations. [...]

• 受害方: North American organizations
• 攻击者: Threat actors impersonating IT support staff
• 攻击手法: Microsoft Teams vishing calls used to gain remote access and deploy Chaos ransomware

原始证据

1. Microsoft Teams Vishing Attacks Lead to Chaos Ransomware Attacks

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