sigmahighTTP

CMSTP Execution Process Creation

Detects various indicators of Microsoft Connection Manager Profile Installer execution

MITRE ATT&CK

defense-evasionexecution

Detection Query

selection:
  ParentImage|endswith: \cmstp.exe
condition: selection

Author

Nik Seetharaman

Created

2018-07-16

Data Sources

windowsProcess Creation Events

Platforms

windows

References

https://web.archive.org/web/20190720093911/http://www.endurant.io/cmstp/detecting-cmstp-enabled-code-execution-and-uac-bypass-with-sysmon/

Tags

attack.defense-evasionattack.executionattack.t1218.003attack.g0069car.2019-04-001

Raw Content

title: CMSTP Execution Process Creation
id: 7d4cdc5a-0076-40ca-aac8-f7e714570e47
status: stable
description: Detects various indicators of Microsoft Connection Manager Profile Installer execution
references:
    - https://web.archive.org/web/20190720093911/http://www.endurant.io/cmstp/detecting-cmstp-enabled-code-execution-and-uac-bypass-with-sysmon/
author: Nik Seetharaman
date: 2018-07-16
modified: 2020-12-23
tags:
    - attack.defense-evasion
    - attack.execution
    - attack.t1218.003
    - attack.g0069
    - car.2019-04-001
logsource:
    category: process_creation
    product: windows
detection:
    # CMSTP Spawning Child Process
    selection:
        ParentImage|endswith: '\cmstp.exe'
    condition: selection
falsepositives:
    - Legitimate CMSTP use (unlikely in modern enterprise environments)
level: high