Anvilogic medium experimental spl

O365 Inbox Rules [splunk-o365]

This use case looks for potential malicious activity regard inbox rules. -- Threat Actor Association: Lapsus$, SEABORGIUM

View Source

Detection Logic

`get_cloud_data` `get_cloud_data_o365` (New-InboxRule 
OR Set-InboxRule 
OR Enable-InboxRule)
| table _time, host, user,account, region, src_ip, http_user_agent, access_key, user, user_id, identity_type, role, event_name, event_category, cloud_service, request_parameters, response, mfa_enabled, permissions, identity, action, resource_id, object_id
| bin span=1s
| stats values(*) as * by _time, user

Field Validations

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