{"id":"aac6c4f4-87c7-4961-96ac-c3fd3a42c310","title":"Bitbucket Global Permission Changed","description":"Detects global permissions change activity.","author":"Muhammad Faisal (@faisalusuf)","status":"test","level":"medium","date":"2024-02-25","modified":"","tags":["attack.persistence","attack.privilege-escalation","attack.t1098"],"technique_ids":["T1098"],"logsource":{"product":"bitbucket","service":"audit","definition":"Requirements: \"Advance\" log level is required to receive these audit events."},"falsepositives":["Legitimate user activity."],"references":["https://confluence.atlassian.com/bitbucketserver/audit-log-events-776640423.html","https://confluence.atlassian.com/bitbucketserver/global-permissions-776640369.html"],"source_path":"rules/application/bitbucket/audit/bitbucket_audit_global_permissions_change_detected.yml","source_sha256":"4922ef9900eade517afe3db86ed258b7916049e6b0e2c20285bc1cacb667722b","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/application/bitbucket/audit/bitbucket_audit_global_permissions_change_detected.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Bitbucket Global Permission Changed\nid: aac6c4f4-87c7-4961-96ac-c3fd3a42c310\nstatus: test\ndescription: Detects global permissions change activity.\nreferences:\n    - https://confluence.atlassian.com/bitbucketserver/audit-log-events-776640423.html\n    - https://confluence.atlassian.com/bitbucketserver/global-permissions-776640369.html\nauthor: Muhammad Faisal (@faisalusuf)\ndate: 2024-02-25\ntags:\n    - attack.persistence\n    - attack.privilege-escalation\n    - attack.t1098\nlogsource:\n    product: bitbucket\n    service: audit\n    definition: 'Requirements: \"Advance\" log level is required to receive these audit events.'\ndetection:\n    selection:\n        auditType.category: 'Permissions'\n        auditType.action:\n            - 'Global permission remove request'\n            - 'Global permission removed'\n            - 'Global permission granted'\n            - 'Global permission requested'\n    condition: selection\nfalsepositives:\n    - Legitimate user activity.\nlevel: medium\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1098","id":"T1098","name":"Account Manipulation","page":"techniques/enterprise/T1098/"}],"data_path":"data/detection-rules/aac6c4f4-87c7-4961-96ac-c3fd3a42c310.json","kind":"sigma"}