CMSTP Execution Registry Event

Detects various indicators of Microsoft Connection Manager Profile Installer execution

Sigma rule (View on GitHub)

 1title: CMSTP Execution Registry Event
 2id: b6d235fc-1d38-4b12-adbe-325f06728f37
 3status: stable
 4description: Detects various indicators of Microsoft Connection Manager Profile Installer execution
 5references:
 6    - https://web.archive.org/web/20190720093911/http://www.endurant.io/cmstp/detecting-cmstp-enabled-code-execution-and-uac-bypass-with-sysmon/
 7author: Nik Seetharaman
 8date: 2018/07/16
 9modified: 2020/12/23
10tags:
11    - attack.defense_evasion
12    - attack.execution
13    - attack.t1218.003
14    - attack.g0069
15    - car.2019-04-001
16logsource:
17    category: registry_event
18    product: windows
19detection:
20    selection:
21        TargetObject|contains: '\cmmgr32.exe'
22    condition: selection
23fields:
24    - CommandLine
25    - ParentCommandLine
26    - Details
27falsepositives:
28    - Legitimate CMSTP use (unlikely in modern enterprise environments)
29level: high

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