Utilize security tools and software that can help detect and prevent exploits.
event_type: "processcreatewin" AND proc_file_productname: "nssm"
To mitigate the risks associated with the NSSM-2.24 exploit, users are advised to:
In 2024, SecureList published a detailed analysis of a hacktivist group dubbed . After gaining initial access – often by compromising a contractor’s VPN credentials – the attackers used NSSM together with the Localtonet tunnelling utility to maintain persistent access to the victim’s internal systems. Specifically, the attackers downloaded and deployed: nssm-2.24 exploit
The "exploit" is often a reference to older NSSM versions or general DLL side-loading techniques, not a 2.24-specific memory corruption.
NSSM, or Non-Sucking Service Manager, is an open-source service manager designed for Windows operating systems. It was created to provide a more user-friendly and flexible alternative to the built-in Windows Service Manager. NSSM allows users to easily install, configure, and manage services on their systems, making it a popular choice among system administrators.
Get-WmiObject Win32_Service | Where-Object $_.PathName -like "*nssm*" | ForEach-Object sc.exe sdshow $_.Name Utilize security tools and software that can help
The underlying weakness is the lack of authentication for a critical function. The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources. A vulnerability with such characteristics has broad implications for any system where an NSSM‑based service is installed with lax permissions—a scenario that is by no means limited to Phoenix Contact software.
NSSM, or Non-Sucking Service Manager, is a free, open-source service manager for Windows. It was created to provide a more reliable and efficient way to manage services on Windows systems. NSSM offers several advantages over the built-in Windows Service Manager, including better error handling, more detailed logging, and support for running services as specific users.
To mitigate this vulnerability:
In the world of Windows system administration, has long been a trusted, lightweight utility. Version 2.24 (released circa 2014-2015) is particularly widespread in legacy environments, DevOps pipelines, and game server hosting. However, a persistent whisper in dark web forums and Reddit threat hunting threads has gained traction: the "nssm-2.24 exploit" .
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C:\Program Files\NSSM\nssm.exe install BadService C:\My Tools\app.exe NSSM allows users to easily install, configure, and