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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Account configured with never Expiring Password

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Account configured with never Expiring Password

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Detects the creation and modification of an account with the "Don’t Expire Password" option enabled. Attackers can abuse this misconfiguration to persist in the domain and maintain long-term access using compromised accounts with this property.

Rule type: query

Rule indices:

winlogbeat-*
logs-system.*

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:

Elastic
Host
Windows
Threat Detection
Persistence
Active Directory

Version: 1

Rule authors:

Elastic

Rule license: Elastic License v2

Rule query

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event.action:"modified-user-account" and event.code:"4738" and message:"'Don't Expire Password' - Enabled" and not user.id:"S-1-5-18"

Framework: MITRE ATT&CK^TM

Tactic:
- Name: Persistence
- ID: TA0003
- Reference URL: https://attack.mitre.org/tactics/TA0003/
Technique:
- Name: Account Manipulation
- ID: T1098
- Reference URL: https://attack.mitre.org/techniques/T1098/

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