Multiple Okta Users with the Same Device Token Hash

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Multiple Okta Users with the Same Device Token Hash

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Detects when Okta user or system events are reported for multiple users with the same device token hash.

Rule type: threshold

Rule indices:

  • filebeat-*
  • logs-okta*

Severity: medium

Risk score: 47

Runs every: 5m

Searches indices from: now-9m (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 100

References:

Tags:

  • Use Case: Identity and Access Audit
  • Data Source: Okta
  • Tactic: Initial Access

Version: 1

Rule authors:

  • Elastic

Rule license: Elastic License v2

Investigation guide

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## Setup

Rule query

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event.dataset:okta.system and not okta.actor.id:okta* and okta.debug_context.debug_data.dt_hash:* and okta.event_type:(system* or user*)

Framework: MITRE ATT&CKTM