sigmahighHunting

PSExec and WMI Process Creations Block

Detects blocking of process creations originating from PSExec and WMI commands

MITRE ATT&CK

executionlateral-movement

Detection Query

selection:
  EventID: 1121
  ProcessName|endswith:
    - \wmiprvse.exe
    - \psexesvc.exe
condition: selection

Author

Bhabesh Raj

Created

2020-07-14

Data Sources

windowswindefend

Platforms

windows

References

Tags

attack.executionattack.lateral-movementattack.t1047attack.t1569.002

Raw Content

title: PSExec and WMI Process Creations Block
id: 97b9ce1e-c5ab-11ea-87d0-0242ac130003
status: test
description: Detects blocking of process creations originating from PSExec and WMI commands
references:
    - https://learn.microsoft.com/en-us/defender-endpoint/attack-surface-reduction-rules-reference?view=o365-worldwide#block-process-creations-originating-from-psexec-and-wmi-commands
    - https://twitter.com/duff22b/status/1280166329660497920
author: Bhabesh Raj
date: 2020-07-14
modified: 2022-12-25
tags:
    - attack.execution
    - attack.lateral-movement
    - attack.t1047
    - attack.t1569.002
logsource:
    product: windows
    service: windefend
    definition: 'Requirements:Enabled Block process creations originating from PSExec and WMI commands from Attack Surface Reduction (GUID: d1e49aac-8f56-4280-b9ba-993a6d77406c)'
detection:
    selection:
        EventID: 1121
        ProcessName|endswith:
            - '\wmiprvse.exe'
            - '\psexesvc.exe'
    condition: selection
falsepositives:
    - Unknown
level: high