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HOLLOWGRAPH malware turns Microsoft 365 calendars into an espionage channel
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Sinisa Markovic
✦AI Summary
Researchers have identified a new malware strain called HOLLOWGRAPH that uses Microsoft 365 calendar events to facilitate espionage. The malware, linked to potential Iranian-nexus actors, hides commands and stolen data within future-dated calendar appointments.
HOLLOWGRAPH malware turns Microsoft 365 calendars into an espionage channel Microsoft 365 calendars have become a hiding place for espionage malware, with commands and stolen files stashed inside appointments dated to the year 2050, researchers from Group-IB discovered.
technologyworld
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