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S1037malware

STARWHALE

a.k.a. CANOPY

STARWHALE is Windows Script File (WSF) backdoor that has been used by MuddyWater, possibly since at least November 2021; there is also a STARWHALE variant written in Golang with similar capabilities. Security researchers have also noted the use of STARWHALE by UNC3313, which may be associated with MuddyWater.

Platforms: Windows

MITRE ATT&CK ↗

Linked entities · 15

usesT1082System Information Discovery usesT1543.003Windows Service usesT1041Exfiltration Over C2 Channel usesT1547.001Registry Run Keys / Startup Folder usesT1071.001Web Protocols usesT1033System Owner/User Discovery usesT1204.002Malicious File usesT1059.005Visual Basic usesT1016System Network Configuration Disc…usesT1027.013Encrypted/Encoded File usesT1059.003Windows Command Shell usesT1132.001Standard Encoding usesT1005Data from Local System usesT1074.001Local Data Staging uses byG0069MuddyWater