Detectionhightest

HackTool - Wmiexec Default Powershell Command

Detects the execution of PowerShell with a specific flag sequence that is used by the Wmiexec script

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Nasreddine Bencherchali (Nextron Systems)Created Wed Mar 08022eaba8-f0bf-4dd9-9217-4604b0bb3bb0windows

Log Source

WindowsProcess Creation

ProductWindows← raw: windows

CategoryProcess Creation← raw: process_creation

Events generated when a new process is spawned on the system. Covers command-line arguments, parent/child relationships, and process metadata.

Detection Logic

detection:
    selection:
        CommandLine|contains: '-NoP -NoL -sta -NonI -W Hidden -Exec Bypass -Enc'
    condition: selection

False Positives

Unlikely

False positives are unlikely for most environments. High confidence detection.

References

MITRE ATT&CK

Tactics

Rule Metadata

Rule ID

022eaba8-f0bf-4dd9-9217-4604b0bb3bb0

Status

test

Level

high

Type

Detection

Created

Wed Mar 08

Author

Path

rules/windows/process_creation/proc_creation_win_hktl_wmiexec_default_powershell.yml

Raw Tags

attack.defense-evasionattack.lateral-movement