Sigma rule: OneLogin User Assumed Another User

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-aa1ade09ee07, updated 2022-12-25T00:00:00.000Z.

Rule

Title
OneLogin User Assumed Another User
Status
test
Level
low
Author
Austin Songer @austinsonger
Date
2021-10-12
Modified
2022-12-25
File
rules/identity/onelogin/onelogin_assumed_another_user.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects when an user assumed another user account.

Log source

product
onelogin
service
onelogin.events

Detection

selection:
    event_type_id: 3
condition: selection

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.impact

References

Read on 2026-11-03T00:58:21.399Z under licence sigma-drl-1.1@d5f4c36a from https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/identity/onelogin/onelogin_assumed_another_user.yml

Sources and licences

  • SigmaHQ

    "OneLogin User Assumed Another User" by Austin Songer @austinsonger (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/identity/onelogin/onelogin_assumed_another_user.yml.
    Licensed under the Detection Rule License (DRL) 1.1: https://github.com/SigmaHQ/Detection-Rule-License

    Detection Rule License (DRL) 1.1

Cite this page

Dragons Eye Ransomware Tracker, "Sigma rule: OneLogin User Assumed Another User",
entity page, dataset version ref-aa1ade09ee07, updated 2022-12-25T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/62fff148-278d-497e-8ecd-ad6083231a35 (accessed 2026-11-03).
Underlying source: SigmaHQ rule 62fff148-278d-497e-8ecd-ad6083231a35, commit ccbb0369507f796db0b0ae6854c8a2be471b9d84.

Pages change. The dataset version identifies the data, but no archive of old versions is kept, so this citation cannot be replayed later.