Nssm224 Privilege: Escalation Updated Fixed
Title:
Shadow Transit Medium: Digital Illustration / Concept Art Subject: A visual interpretation of the internal system state during a specific privilege escalation event.
Date:
April 12, 2026 Category: Cybersecurity / Windows Privilege Escalation Tool: NSSM (Non-Sucking Service Manager) v2.24 nssm224 privilege escalation updated
NT AUTHORITY\SYSTEM
This article explores the updated mechanics of how attackers abuse NSSM 2.24 to escalate from a low-privileged user to . Title: Shadow Transit Medium: Digital Illustration / Concept
Set-MpPreference -AttackSurfaceReductionRules_Ids 3B576869-A4EC-41E9-8E09-387D72F48587 -AttackSurfaceReductionRules_Actions Enabled Abusing the nssm service : A low-privileged user
- Abusing the
nssmservice: A low-privileged user can send a specially crafted command to thenssmservice, which will execute with elevated privileges. - Manipulating configuration files: An attacker can modify
nssmconfiguration files to execute arbitrary code with elevated privileges.
Log File Redirection
: NSSM allows redirecting stdout and stderr to a file. If an attacker can manipulate these file paths to point to sensitive system files (like win.ini or system binaries), they may be able to corrupt or overwrite them to gain control. Mitigation and Prevention