Potential Invoke-Mimikatz PowerShell Script

Last updated 8 days ago on 2026-01-26

Created 5 years ago on 2020-12-07

About

Mimikatz is a credential dumper capable of obtaining plaintext Windows account logins and passwords, along with many other features that make it useful for testing the security of networks. This rule detects PowerShell script content associated with Invoke-Mimikatz or Mimikatz.

Tags

Domain: EndpointOS: WindowsUse Case: Threat DetectionTactic: Credential AccessData Source: PowerShell LogsLanguage: kuery

Severity

critical

Risk Score

MITRE ATT&CK™

Credential Access (TA0006)(external, opens in a new tab or window)

↳ OS Credential Dumping (T1003)(external, opens in a new tab or window)

License

Elastic License v2(external, opens in a new tab or window)

Definition

Rule Type: Query (Kibana Query Language)
Integration Pack: Prebuilt Security Detection Rules
Index Patterns: winlogbeat-*logs-windows.powershell*
Related Integrations: windows(external, opens in a new tab or window)
Query

✄𐘗text code block:
✄𐘗event.category:process and host.os.type:windows and
powershell.file.script_block_text:(
  (DumpCreds and
  DumpCerts) or
  "sekurlsa::logonpasswords" or
  ("crypto::certificates" and
  "CERT_SYSTEM_STORE_LOCAL_MACHINE")
)

Install detection rules in Elastic Security

Detect Potential Invoke-Mimikatz PowerShell Script in the Elastic Security detection engine by installing this rule into your Elastic Stack.

To setup this rule, check out the installation guide for Prebuilt Security Detection Rules(external, opens in a new tab or window).