Sigma rule: Okta 2023 Breach Indicator Of Compromise

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-05d0f3902303, updated 2026-04-27T00:00:00.000Z.

Rule

Title
Okta 2023 Breach Indicator Of Compromise
Status
test
Level
medium
Author
Muhammad Faisal (@faisalusuf)
Date
2023-10-25
Modified
2026-04-27
File
rules-emerging-threats/2023/TA/Okta-Support-System-Breach/okta_apt_suspicious_user_creation.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects new user account creation or activation with specific names related to the Okta Support System 2023 breach.
This rule can be enhanced by filtering out known and legitimate username used in your environnement.

Log source

product
okta
service
okta

Detection

selection:
    eventType:
        - 'user.lifecycle.create'
        - 'user.lifecycle.activate'
    target.displayName|contains: 'svc_network_backup'
condition: selection

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.credential-access
  • detection.emerging-threats

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-emerging-threats/2023/TA/Okta-Support-System-Breach/okta_apt_suspicious_user_creation.yml

Sources and licences

  • SigmaHQ

    "Okta 2023 Breach Indicator Of Compromise" by Muhammad Faisal (@faisalusuf) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules-emerging-threats/2023/TA/Okta-Support-System-Breach/okta_apt_suspicious_user_creation.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: Okta 2023 Breach Indicator Of Compromise",
entity page, dataset version ref-05d0f3902303, updated 2026-04-27T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/00a8e92a-776b-425f-80f2-82d8f8fab2e5 (accessed 2026-11-03).
Underlying source: SigmaHQ rule 00a8e92a-776b-425f-80f2-82d8f8fab2e5, 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.