AD Groups Or Users Enumeration Using PowerShell - PoshModule

Title: AD Groups Or Users Enumeration Using PowerShell - PoshModule
Status: test
Description:Adversaries may attempt to find domain-level groups and permission settings. The knowledge of domain-level permission groups can help adversaries determine which groups exist and which users belong to a particular group. Adversaries may use this information to determine which users have elevated permissions, such as domain administrators.
References:
  -https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1069.002/T1069.002.md
Author: frack113
Date: 2021-12-15
modified:2023-01-20
Tags:

• -'attack.discovery'
• -'attack.t1069.001'

Logsource:

• product: windows
• category: ps_module
• definition: 0ad03ef1-f21b-4a79-8ce8-e6900c54b65b

Detection:
  selection_ad_principal:
Payload|contains:'get-ADPrincipalGroupMembership' ContextInfo|contains:'get-ADPrincipalGroupMembership'   selection_get_aduser:
    - Payload|contains|all:
      - 'get-aduser'
      - '-f '
      - '-pr '
      - 'DoesNotRequirePreAuth'
    - ContextInfo|contains|all:
      - 'get-aduser'
      - '-f '
      - '-pr '
      - 'DoesNotRequirePreAuth'
  condition:1 of selection_*
Falsepositives:
  -Administrator script
Level: low