The SIEM app is now a part of the Elastic Security solution. Click here to view SIEM documentation for previous releases.
« Attempt to Modify Okta MFA Rule Attempt to Modify Okta Policy »
Elastic Docs ›Elastic Security Solution [7.9] ›Detections and Alerts (beta) ›Prebuilt rule reference

Attempt to Modify Okta Network Zone

edit

Attempt to Modify Okta Network Zone

edit

Okta network zones can be configured to limit or restrict access to a network based on IP addresses or geolocations. An adversary may attempt to modify, delete, or deactivate an Okta network zone in order to remove or weaken an organization’s security controls.

Rule type: query

Rule indices:

  • filebeat-*

Severity: medium

Risk score: 47

Runs every: 5 minutes

Searches indices from: now-6m (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 100

References:

Tags:

  • Elastic
  • Okta
  • SecOps
  • Network
  • Continuous Monitoring

Version: 1

Added (Elastic Stack release): 7.9.0

Rule authors: Elastic

Rule license: Elastic License

Potential false positives

edit

Consider adding exceptions to this rule to filter false positives if your organization’s Okta network zones are regularly modified.

Investigation guide

edit

The Okta Filebeat module must be enabled to use this rule.

Rule query

edit
event.module:okta and event.dataset:okta.system and
event.action:(zone.update or zone.deactivate or zone.delete or
network_zone.rule.disabled or zone.remove_blacklist)
« Attempt to Modify Okta MFA Rule Attempt to Modify Okta Policy »