Suspicious WMI Event Subscription Created

Detects the creation of a WMI Event Subscription. Attackers can abuse this mechanism for persistence or to elevate to SYSTEM privileges.

Rule type: eql

Rule indices:

winlogbeat-*
logs-windows.sysmon_operational-*

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:

Domain: Endpoint
OS: Windows
Use Case: Threat Detection
Tactic: Persistence
Data Source: Sysmon

Version: 206

Rule authors:

Elastic

Rule license: Elastic License v2

Rule query

edit

any where event.dataset == "windows.sysmon_operational" and event.code == "21" and
    winlog.event_data.Operation : "Created" and winlog.event_data.Consumer : ("*subscription:CommandLineEventConsumer*", "*subscription:ActiveScriptEventConsumer*")

Framework: MITRE ATT&CK^TM

Tactic:
- Name: Persistence
- ID: TA0003
- Reference URL: https://attack.mitre.org/tactics/TA0003/
Technique:
- Name: Event Triggered Execution
- ID: T1546
- Reference URL: https://attack.mitre.org/techniques/T1546/
Sub-technique:
- Name: Windows Management Instrumentation Event Subscription
- ID: T1546.003
- Reference URL: https://attack.mitre.org/techniques/T1546/003/

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