New HollowGraph malware uses Microsoft Graph for stealthy C2 comms

A malicious component dubbed HollowGraph uses the calendar feature in compromised Microsoft 365 mailboxes as a ...
Redmond Magazine

Microsoft Graph 101: Build Intelligence with Microsoft Graph

Microsoft also revealed an extensive set of new interfaces to Graph, adding connectivity to additional endpoints, including the recently released Microsoft Teams chat-based social activity stream via ...
Bleeping Computer

New GoGra malware for Linux uses Microsoft Graph API for comms

A Linux variant of the GoGra backdoor uses legitimate Microsoft infrastructure, relying on an Outlook inbox for stealthy payload delivery. The malware is developed by Harvester, an espionage group ...
Infosecurity Magazine

New HollowGraph Malware Hijacks Microsoft 365 Calendars for Covert C2 Communications

Researchers have linked HollowGraph malware to the Cavern framework after discovering its use of Microsoft 365 calendars and ...
Redmond Magazine

Microsoft Graph 101: Build Intelligence with Microsoft Graph

One API to access all of your data in the Microsoft Cloud? We’re remarkably close to that reality. Here’s what you need to know to start building applications with the Microsoft Graph API. The ...