sigmalowHunting

Active Directory Computers Enumeration With Get-AdComputer

Detects usage of the "Get-AdComputer" to enumerate Computers or properties within Active Directory.

MITRE ATT&CK

discovery

Detection Query

selection_cmdlet:
  ScriptBlockText|contains: "Get-AdComputer "
selection_option:
  ScriptBlockText|contains:
    - "-Filter "
    - "-LDAPFilter "
    - "-Properties "
condition: all of selection_*

Author

frack113

Created

2022-03-17

Data Sources

windowsps_script

Platforms

windows

References

Tags

attack.discoveryattack.t1018attack.t1087.002

Raw Content

title: Active Directory Computers Enumeration With Get-AdComputer
id: 36bed6b2-e9a0-4fff-beeb-413a92b86138
status: test
description: Detects usage of the "Get-AdComputer" to enumerate Computers or properties within Active Directory.
references:
    - https://learn.microsoft.com/en-us/powershell/module/activedirectory/get-adcomputer
    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1018/T1018.md
    - https://github.com/redcanaryco/atomic-red-team/blob/02cb591f75064ffe1e0df9ac3ed5972a2e491c97/atomics/T1087.002/T1087.002.md
author: frack113
date: 2022-03-17
modified: 2023-07-08
tags:
    - attack.discovery
    - attack.t1018
    - attack.t1087.002
logsource:
    product: windows
    category: ps_script
    definition: 'Requirements: Script Block Logging must be enabled'
detection:
    selection_cmdlet:
        ScriptBlockText|contains: 'Get-AdComputer '
    selection_option:
        ScriptBlockText|contains:
            - '-Filter '
            - '-LDAPFilter '
            - '-Properties '
    condition: all of selection_*
falsepositives:
    - Unknown
level: low