Attempt to Modify an Okta Policy Rule
editAttempt to Modify an Okta Policy Rule
editDetects attempts to modify a rule within an Okta policy. An adversary may attempt to modify an Okta policy rule in order to weaken an organization’s security controls.
Rule type: query
Rule indices:
- filebeat-*
- logs-okta*
Severity: low
Risk score: 21
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
- Identity and Access
- Defense Evasion
Version: 100 (version history)
Added (Elastic Stack release): 7.9.0
Last modified (Elastic Stack release): 8.5.0
Rule authors: Elastic
Rule license: Elastic License v2
Potential false positives
editConsider adding exceptions to this rule to filter false positives if Okta MFA rules are regularly modified in your organization.
Investigation guide
editRule query
editevent.dataset:okta.system and event.action:policy.rule.update
Threat mapping
editFramework: MITRE ATT&CKTM
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Tactic:
- Name: Defense Evasion
- ID: TA0005
- Reference URL: https://attack.mitre.org/tactics/TA0005/
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Technique:
- Name: Impair Defenses
- ID: T1562
- Reference URL: https://attack.mitre.org/techniques/T1562/
Rule version history
edit- Version 100 (8.5.0 release)
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- Formatting only
- Version 8 (8.4.0 release)
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- Formatting only
- Version 6 (7.13.0 release)
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- Formatting only
- Version 5 (7.12.0 release)
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- Formatting only
- Version 4 (7.11.2 release)
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- Formatting only
- Version 3 (7.11.0 release)
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- Rule name changed from: Attempt to Modify Okta MFA Rule
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Updated query, changed from:
event.dataset:okta.system and event.action:(policy.rule.update or policy.rule.delete)
- Version 2 (7.10.0 release)
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Updated query, changed from:
event.module:okta and event.dataset:okta.system and event.action:(policy.rule.update or policy.rule.delete)
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