Possible OneLogin User Assumed Another User (via onelogin.events)
This rule detects when an user assumed another user account.
SigmalowIdentityv1
sigma
possible-onelogin-user-assumed-another-user-via-onelogin-events
title: Possible OneLogin User Assumed Another User (via onelogin.events)
id: fb586b25-072e-55e7-9bf0-d60774014ee0
status: stable
description: This rule detects when an user assumed another user account.
references:
- https://developers.onelogin.com/api-docs/1/events/event-resource
author: Huntrule Team
date: 2026-01-29
tags:
- attack.impact
- attack.defense-evasion
- attack.privilege-escalation
- attack.t1078
logsource:
product: onelogin
service: onelogin.events
detection:
selection:
event_type_id: 3
condition: selection
falsepositives:
- Unknown
level: low
Known false positives
- Unknown
Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.