Part of a larger toolkit, HollowGraph uses a compromised 365 account’s calendar as a two-way dead-drop.
The post New HollowGraph Malware Abuses Microsoft 365 Calendar for C&C Communication appeared first on SecurityWeek.
Part of a larger toolkit, HollowGraph uses a compromised 365 account’s calendar as a two-way dead-drop.
The post New HollowGraph Malware Abuses Microsoft 365 Calendar for C&C Communication appeared first on SecurityWeek.