{"id":"74c01ace-0152-4094-8ae2-6fd776dd43e5","title":"File or Folder Permissions Change","description":"Detects file and folder permission changes.","author":"Jakob Weinzettl, oscd.community","status":"test","level":"low","date":"2019-09-23","modified":"2021-11-27","tags":["attack.defense-impairment","attack.t1222.002"],"technique_ids":["T1222.002"],"logsource":{"product":"linux","service":"auditd"},"falsepositives":["User interacting with files permissions (normal/daily behaviour)."],"references":["https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1222.002/T1222.002.md"],"source_path":"rules/linux/auditd/execve/lnx_auditd_file_or_folder_permissions.yml","source_sha256":"9a1b88e8d1bd9d264a063056d614ff50c337a7cf80ab7bd594d89e865fc85dfe","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/linux/auditd/execve/lnx_auditd_file_or_folder_permissions.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: File or Folder Permissions Change\nid: 74c01ace-0152-4094-8ae2-6fd776dd43e5\nstatus: test\ndescription: Detects file and folder permission changes.\nreferences:\n    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1222.002/T1222.002.md\nauthor: Jakob Weinzettl, oscd.community\ndate: 2019-09-23\nmodified: 2021-11-27\ntags:\n    - attack.defense-impairment\n    - attack.t1222.002\nlogsource:\n    product: linux\n    service: auditd\ndetection:\n    selection:\n        type: 'EXECVE'\n        a0|contains:\n            - 'chmod'\n            - 'chown'\n    condition: selection\nfalsepositives:\n    - User interacting with files permissions (normal/daily behaviour).\nlevel: low\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1222.002","id":"T1222.002","name":"Linux and Mac Permissions","page":"techniques/enterprise/T1222.002/"}],"data_path":"data/detection-rules/74c01ace-0152-4094-8ae2-6fd776dd43e5.json","kind":"sigma"}