Detection rules › Sigma
HackTool - Wmiexec Default Powershell Command
Detects the execution of PowerShell with a specific flag sequence that is used by the Wmiexec script
Known false positives
- Unlikely
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Stealth | No specific technique |
| Lateral Movement | No specific technique |
Telemetry coverage
| Provider | Record / event type |
|---|---|
| Sysmon | Event ID 1: Process creation |
| Security-Auditing | Event ID 4688: A new process has been created. |
Rule body
title: HackTool - Wmiexec Default Powershell Command
id: 022eaba8-f0bf-4dd9-9217-4604b0bb3bb0
status: test
description: Detects the execution of PowerShell with a specific flag sequence that is used by the Wmiexec script
references:
- https://github.com/fortra/impacket/blob/f4b848fa27654ca95bc0f4c73dbba8b9c2c9f30a/examples/wmiexec.py
author: Nasreddine Bencherchali (Nextron Systems)
date: 2023-03-08
tags:
- attack.lateral-movement
- attack.stealth
logsource:
category: process_creation
product: windows
detection:
selection:
CommandLine|contains: '-NoP -NoL -sta -NonI -W Hidden -Exec Bypass -Enc'
condition: selection
falsepositives:
- Unlikely
level: high
Stages and Predicates
Stage 0: condition
selectionStage 1: selection
selection:
CommandLine|contains: '-NoP -NoL -sta -NonI -W Hidden -Exec Bypass -Enc'
Indicators
These rows show field, operator, and value matches.
| Field | Kind | Values | Search |
|---|---|---|---|
CommandLine | match |
| field:"CommandLine" kind:match value:"-NoP -NoL -sta -NonI -W Hidden -Exec Bypass -Enc" |