IOC Radar
TLP:WHITE4 IOCs

Hackers Use Microsoft 365 Calendar Events as Dead Drops for Malware Commands

CP
Cyber Press
Published July 21, 2026Original Report

Threat Actors

Diamond Model

SOCIAL AXISTECHNOLOGY AXISADVERSARYAPT34INFRASTRUCTUREcloudlanecdn.comCAPABILITYunknownVICTIMunknown
Adversary(1)
Infrastructure(1)
Capability
Victim

5W+H Threat Analysis

Analysis unavailable

Indicators of Compromise

Indicators of Compromise4

TypeIndicatorConfidenceScoreFirst Seen
SHA256f3f3006f8304788251b153d53b305322b8acab0c66ec816b8d9f101bcc851da3
file-hashindicatorintel-blog
Medium
53
Jul 21, 26
SHA256b3d0f6e4e3be395fd7cf9e8101c89963d77216578cbb117a6ac9bc3564485eff
file-hashindicatorintel-blog
Medium
53
Jul 21, 26
SHA25675e51774b8f79e5f256eaae639635f911b3e744d4774fd6068dd980255621509
file-hashindicatorintel-blog
Medium
53
Jul 21, 26
Domaincloudlanecdn.com
indicatorintel-blogmalware
High
72
Jul 13, 26

IOC Relationship Graph

IOC Relationship Graph4 total IOCs
SHA256Domain
SHA2563Domain1Actors1REPORTHackers Use Microsoft 365 APT34
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