Discover how the HollowGraph malware exploits Microsoft 365 calendars for C2 communication and data exfiltration in targeted espionage attacks.
#HollowGraph #Microsoft365 #Malware #CyberEspionage #InfoSec #GroupIB
#hollowgraph
2 posts · Last used Jul 22
HOLLOWGRAPH malware turns Microsoft 365 calendars into covert C2 through Microsoft Graph API abuse. Group-IB links it to the Cavern framework.
#HOLLOWGRAPH #MicrosoftGraph #Microsoft365 #Malware #C2 #DNSTunneling #Cavern #CyberEspionage
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