{"id":"815bfc17-7fc6-4908-a55e-2f37b98cedb4","title":"AD Groups Or Users Enumeration Using PowerShell - PoshModule","description":"Adversaries may attempt to find domain-level groups and permission settings.\nThe knowledge of domain-level permission groups can help adversaries determine which groups exist and which users belong to a particular group.\nAdversaries may use this information to determine which users have elevated permissions, such as domain administrators.\n","author":"frack113","status":"test","level":"low","date":"2021-12-15","modified":"2023-01-20","tags":["attack.discovery","attack.t1069.001"],"technique_ids":["T1069.001"],"logsource":{"product":"windows","category":"ps_module","definition":"0ad03ef1-f21b-4a79-8ce8-e6900c54b65b"},"falsepositives":["Administrator script"],"references":["https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1069.002/T1069.002.md"],"source_path":"rules/windows/powershell/powershell_module/posh_pm_susp_ad_group_reco.yml","source_sha256":"429d6f73233cad8a676bbd8f9422c9cab0a37b934d8d7b68d3b1e7c1498b95ee","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/powershell/powershell_module/posh_pm_susp_ad_group_reco.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: AD Groups Or Users Enumeration Using PowerShell - PoshModule\nid: 815bfc17-7fc6-4908-a55e-2f37b98cedb4\nstatus: test\ndescription: |\n    Adversaries may attempt to find domain-level groups and permission settings.\n    The knowledge of domain-level permission groups can help adversaries determine which groups exist and which users belong to a particular group.\n    Adversaries may use this information to determine which users have elevated permissions, such as domain administrators.\nreferences:\n    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1069.002/T1069.002.md\nauthor: frack113\ndate: 2021-12-15\nmodified: 2023-01-20\ntags:\n    - attack.discovery\n    - attack.t1069.001\nlogsource:\n    product: windows\n    category: ps_module\n    definition: 0ad03ef1-f21b-4a79-8ce8-e6900c54b65b\ndetection:\n    selection_ad_principal:\n        - Payload|contains: 'get-ADPrincipalGroupMembership'\n        - ContextInfo|contains: 'get-ADPrincipalGroupMembership'\n    selection_get_aduser:\n        - Payload|contains|all:\n              - get-aduser\n              - '-f '\n              - '-pr '\n              - DoesNotRequirePreAuth\n        - ContextInfo|contains|all:\n              - get-aduser\n              - '-f '\n              - '-pr '\n              - DoesNotRequirePreAuth\n    condition: 1 of selection_*\nfalsepositives:\n    - Administrator script\nlevel: low\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1069.001","id":"T1069.001","name":"Local Groups","page":"techniques/enterprise/T1069.001/"}],"data_path":"data/detection-rules/815bfc17-7fc6-4908-a55e-2f37b98cedb4.json","kind":"sigma"}