Tarrask - S1011 (988976ff-beeb-4fb5-b07d-ca7437ea66e8)

Tarrask is malware that has been used by HAFNIUM since at least August 2021. Tarrask was designed to evade digital defenses and maintain persistence by generating concealed scheduled tasks.(Citation: Tarrask scheduled task)

Cluster A	Galaxy A	Cluster B	Galaxy B	Level
Tarrask - S1011 (988976ff-beeb-4fb5-b07d-ca7437ea66e8)	Malware	Hide Artifacts - T1564 (22905430-4901-4c2a-84f6-98243cb173f8)	Attack Pattern	1
Tarrask - S1011 (988976ff-beeb-4fb5-b07d-ca7437ea66e8)	Malware	Scheduled Task - T1053.005 (005a06c6-14bf-4118-afa0-ebcd8aebb0c9)	Attack Pattern	1
Modify Registry - T1112 (57340c81-c025-4189-8fa0-fc7ede51bae4)	Attack Pattern	Tarrask - S1011 (988976ff-beeb-4fb5-b07d-ca7437ea66e8)	Malware	1
Match Legitimate Name or Location - T1036.005 (1c4e5d32-1fe9-4116-9d9d-59e3925bd6a2)	Attack Pattern	Tarrask - S1011 (988976ff-beeb-4fb5-b07d-ca7437ea66e8)	Malware	1
Tarrask - S1011 (988976ff-beeb-4fb5-b07d-ca7437ea66e8)	Malware	Masquerade Task or Service - T1036.004 (7bdca9d5-d500-4d7d-8c52-5fd47baf4c0c)	Attack Pattern	1
Windows Command Shell - T1059.003 (d1fcf083-a721-4223-aedf-bf8960798d62)	Attack Pattern	Tarrask - S1011 (988976ff-beeb-4fb5-b07d-ca7437ea66e8)	Malware	1
Token Impersonation/Theft - T1134.001 (86850eff-2729-40c3-b85e-c4af26da4a2d)	Attack Pattern	Tarrask - S1011 (988976ff-beeb-4fb5-b07d-ca7437ea66e8)	Malware	1
Scheduled Task/Job - T1053 (35dd844a-b219-4e2b-a6bb-efa9a75995a9)	Attack Pattern	Scheduled Task - T1053.005 (005a06c6-14bf-4118-afa0-ebcd8aebb0c9)	Attack Pattern	2
Masquerading - T1036 (42e8de7b-37b2-4258-905a-6897815e58e0)	Attack Pattern	Match Legitimate Name or Location - T1036.005 (1c4e5d32-1fe9-4116-9d9d-59e3925bd6a2)	Attack Pattern	2
Masquerading - T1036 (42e8de7b-37b2-4258-905a-6897815e58e0)	Attack Pattern	Masquerade Task or Service - T1036.004 (7bdca9d5-d500-4d7d-8c52-5fd47baf4c0c)	Attack Pattern	2
Windows Command Shell - T1059.003 (d1fcf083-a721-4223-aedf-bf8960798d62)	Attack Pattern	Command and Scripting Interpreter - T1059 (7385dfaf-6886-4229-9ecd-6fd678040830)	Attack Pattern	2
Access Token Manipulation - T1134 (dcaa092b-7de9-4a21-977f-7fcb77e89c48)	Attack Pattern	Token Impersonation/Theft - T1134.001 (86850eff-2729-40c3-b85e-c4af26da4a2d)	Attack Pattern	2