Bitbucket Global Permission Changed

Title: Bitbucket Global Permission Changed
Status: test
Description:Detects global permissions change activity.
References:
  -https://confluence.atlassian.com/bitbucketserver/audit-log-events-776640423.html
  -https://confluence.atlassian.com/bitbucketserver/global-permissions-776640369.html
Author: Muhammad Faisal (@faisalusuf)
Date: 2024-02-25
modified:None
Tags:

• -'attack.persistence'
• -'attack.privilege-escalation'
• -'attack.t1098'

Logsource:

• product: bitbucket
• service: audit
• definition: Requirements: "Advance" log level is required to receive these audit events.

Detection:
  selection:
    auditType.category: 'Permissions'
    auditType.action:
      -'Global permission remove request'
      -'Global permission removed'
      -'Global permission granted'
      -'Global permission requested'

  condition:selection
Falsepositives:
  -Legitimate user activity.
Level: medium