Malware Turns Microsoft 365 Calendar Into Covert Attack Vector

News Companies Events

Statistics About NLC Contact us

News Companies Events

Image for the article: Malware Turns Microsoft 365 Calendar Into Covert Attack Vector

Malware Turns Microsoft 365 Calendar Into Covert Attack Vector

Tue Aug 04 2026

Malware

campustechnology.com

Security researchers at Group-IB have uncovered a Windows malware strain that turns Microsoft 365 calendars into covert channels for receiving commands and stealing files from targeted organizations.

Malware Turns Microsoft 365 Calendar Into Covert Attack Vector