title: FlowCloud Malware author: NVISO date: 2020/06/09 description: Detects FlowCloud malware from threat group TA410. detection: SELECTION_1: EventID: 12 SELECTION_2: EventID: 13 SELECTION_3: EventID: 14 SELECTION_4: TargetObject: - HKLM\HARDWARE\{804423C2-F490-4ac3-BFA5-13DEDE63A71A} - HKLM\HARDWARE\{A5124AF5-DF23-49bf-B0ED-A18ED3DEA027} - HKLM\HARDWARE\{2DB80286-1784-48b5-A751-B6ED1F490303} SELECTION_5: TargetObject: - HKLM\SYSTEM\Setup\PrintResponsor\\* condition: ((SELECTION_1 or SELECTION_2 or SELECTION_3) and (SELECTION_4 or SELECTION_5)) falsepositives: - Unknown id: 5118765f-6657-4ddb-a487-d7bd673abbf1 level: critical logsource: category: registry_event product: windows modified: 2021/07/22 references: - https://www.proofpoint.com/us/blog/threat-insight/ta410-group-behind-lookback-attacks-against-us-utilities-sector-returns-new status: experimental tags: - attack.persistence - attack.t1112 ruletype: SIGMA