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T1546.007: Netsh Helper DLL

View on MITRE ATT&CK The MITRE Corporation · Published 16/12/2025 19:38 · Modified 27/03/2026 01:12

Essential information

MITRE technique ID
T1546.007
Confidence
100/100
Revoked
No
Published
16/12/2025 19:38
Modified
27/03/2026 01:12
Author / Source
The MITRE Corporation

Platforms

windows

Description

Adversaries may establish persistence by executing malicious content triggered by Netsh Helper DLLs. Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system. It contains functionality to add helper DLLs for extending functionality of the utility.(Citation: TechNet Netsh) The paths to registered netsh.exe helper DLLs are entered into the Windows Registry at `HKLM\SOFTWARE\Microsoft\Netsh`. Adversaries can use netsh.exe helper DLLs to trigger execution of arbitrary code in a persistent manner. This execution would take place anytime netsh.exe is executed, which could happen automatically, with another persistence technique, or if other software (ex: VPN) is present on the system that executes netsh.exe as part of its normal functionality.(Citation: Github Netsh Helper CS Beacon)(Citation: Demaske Netsh Persistence)

Kill chain phases

Kill chainPhase
mitre-attack persistence
mitre-attack privilege-escalation

Marking (TLP)

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External references