Bitbucket Global SSH Settings Changed

testmedium
log source: bitbucket · auditauthor Muhammad Faisal (@faisalusuf)date 2024-02-25
01

description

What this is, in brief.

Detects Bitbucket global SSH access configuration changes.

02

tags

attack.lateral-movementattack.defense-impairmentattack.t1685attack.t1021.004
03

rule source (YAML)

title: Bitbucket Global SSH Settings Changed
id: 16ab6143-510a-44e2-a615-bdb80b8317fc
status: test
description: Detects Bitbucket global SSH access configuration changes.
references:
    - https://confluence.atlassian.com/bitbucketserver/audit-log-events-776640423.html
    - https://confluence.atlassian.com/bitbucketserver/enable-ssh-access-to-git-repositories-776640358.html
author: Muhammad Faisal (@faisalusuf)
date: 2024-02-25
tags:
    - attack.lateral-movement
    - attack.defense-impairment
    - attack.t1685
    - attack.t1021.004
logsource:
    product: bitbucket
    service: audit
    definition: 'Requirements: "Advance" log level is required to receive these audit events.'
detection:
    selection:
        auditType.category: 'Global administration'
        auditType.action: 'SSH settings changed'
    condition: selection
falsepositives:
    - Legitimate user activity.
level: medium
04

detects techniques (2)

ATT&CK techniques this enables or maps to.

05

references

External citations — patches, advisories, analysis.