IMPORTANT: No additional bug fixes or documentation updates
will be released for this version. For the latest information, see the
current release documentation.
Microsoft 365 Exchange Management Group Role Assignment
editMicrosoft 365 Exchange Management Group Role Assignment
editIdentifies when a new role is assigned to a management group in Microsoft 365. An adversary may attempt to add a role in order to maintain persistence in an environment.
Rule type: query
Rule indices:
- filebeat-*
- logs-o365*
Severity: medium
Risk score: 47
Runs every: 5m
Searches indices from: now-30m (Date Math format, see also Additional look-back time
)
Maximum alerts per execution: 100
References:
Tags:
- Domain: Cloud
- Data Source: Microsoft 365
- Use Case: Identity and Access Audit
- Tactic: Persistence
Version: 206
Rule authors:
- Elastic
Rule license: Elastic License v2
Investigation guide
editSetup
editThe Office 365 Logs Fleet integration, Filebeat module, or similarly structured data is required to be compatible with this rule.
Rule query
editevent.dataset:o365.audit and event.provider:Exchange and event.category:web and event.action:"New-ManagementRoleAssignment" and event.outcome:success
Framework: MITRE ATT&CKTM
-
Tactic:
- Name: Persistence
- ID: TA0003
- Reference URL: https://attack.mitre.org/tactics/TA0003/
-
Technique:
- Name: Account Manipulation
- ID: T1098
- Reference URL: https://attack.mitre.org/techniques/T1098/
ElasticON events are back!
Learn about the Elastic Search AI Platform from the experts at our live events.
Register now