Phishing attacks strike Microsoft Teams, posing as IT support

The article discusses the increasing incidence of phishing attacks via Microsoft Teams, highlighting how threat actors impersonate IT departments to deceive employees into compromising their accounts. Key points include recent incidents involving groups like Cloaked Ursa and UNC6692, which demonstrate the effective use of such social engineering tactics.

The rise of chat-based phishing threats, with collaboration tools now accounting for a significant percentage of phishing alerts, underlines the necessity for heightened user awareness and stricter communication policies. Recommendations involve user training tailored to recognize suspicious messages and adjusting Teams' external communication settings to mitigate risks. Implementing identity-centric controls and monitoring external chat activity further helps protect organizations from potential breaches.