IMPORTANT: No additional bug fixes or documentation updates will be released for this version. For the latest information, see the current release documentation.
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Elastic Docs ›Elastic Security Solution [7.10] ›Detections and Alerts ›Prebuilt rule reference

Attempt to Modify Okta Network Zone

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Attempt to Modify Okta Network Zone

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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-*
  • logs-okta*

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
  • Identity
  • Okta
  • Continuous Monitoring
  • SecOps
  • Network Security

Version: 2 (version history)

Added (Elastic Stack release): 7.9.0

Last modified (Elastic Stack release): 7.10.0

Rule authors: Elastic

Rule license: Elastic License

Potential false positives

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

Investigation guide

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

Rule query

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event.dataset:okta.system and event.action:(zone.update or
zone.deactivate or zone.delete or network_zone.rule.disabled or
zone.remove_blacklist)

Rule version history

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Version 2 (7.10.0 release)

  • Updated query, changed from:

    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)
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