HOLLOWGRAPH: Abusing Microsoft 365 Calendars for Covert C2
HOLLOWGRAPH is a .NET NativeAOT-compiled DLL that abuses Microsoft Graph API to use Microsoft 365 calendar events as a two-way dead-drop for…
HOLLOWGRAPH is a .NET NativeAOT-compiled DLL that abuses Microsoft Graph API to use Microsoft 365 calendar events as a two-way dead-drop for…