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WMIC Unquoted Services Path Lookup - PowerShell

Detects known WMI recon method to look for unquoted service paths, often used by pentest inside of powershell scripts attackers enum scripts

MITRE ATT&CK

T1047

execution

Detection Query

selection:
  ScriptBlockText|contains:
    - "Get-WmiObject "
    - "gwmi "
  ScriptBlockText|contains|all:
    - " Win32_Service "
    - Name
    - DisplayName
    - PathName
    - StartMode
condition: selection

Author

Nasreddine Bencherchali (Nextron Systems)

Created

2022-06-20

Data Sources

windowsps_script

Platforms

windows

References

Tags

attack.executionattack.t1047

Raw Content

title: WMIC Unquoted Services Path Lookup - PowerShell
id: 09658312-bc27-4a3b-91c5-e49ab9046d1b
related:
    - id: 68bcd73b-37ef-49cb-95fc-edc809730be6
      type: similar
status: test
description: Detects known WMI recon method to look for unquoted service paths, often used by pentest inside of powershell scripts attackers enum scripts
references:
    - https://github.com/nccgroup/redsnarf/blob/35949b30106ae543dc6f2bc3f1be10c6d9a8d40e/redsnarf.py
    - https://github.com/S3cur3Th1sSh1t/Creds/blob/eac23d67f7f90c7fc8e3130587d86158c22aa398/PowershellScripts/jaws-enum.ps1
    - https://www.absolomb.com/2018-01-26-Windows-Privilege-Escalation-Guide/
author: Nasreddine Bencherchali (Nextron Systems)
date: 2022-06-20
modified: 2022-11-25
tags:
    - attack.execution
    - attack.t1047
logsource:
    product: windows
    category: ps_script
    definition: 'Requirements: Script Block Logging must be enabled'
detection:
    selection:
        ScriptBlockText|contains:
            - 'Get-WmiObject '
            - 'gwmi '
        ScriptBlockText|contains|all:
            - ' Win32_Service '
            - 'Name'
            - 'DisplayName'
            - 'PathName'
            - 'StartMode'
    condition: selection
falsepositives:
    - Unknown
level: medium