GMER

Overview

GMER is a free security tool designed to detect and remove rootkits from Windows systems. It was developed by an independent security researcher and became widely used by IT professionals and malware analysts. GMER provides deep system scanning capabilities to identify hidden processes, registry modifications, and other stealthy malware techniques used by rootkits.

Features

Advanced rootkit detection and removal.
Scans for hidden processes, registry modifications, hooks, and SSDT alterations.
Detects stealth techniques used by modern malware.
Supports kernel-mode and user-mode scanning.
Lightweight and portable (no installation required).
Free to use for personal and professional security analysis.

Compatibility

GMER was compatible with:

Windows XP
Windows Vista
Windows 7
Windows 8 (limited support)

Since GMER has not been updated for several years, its effectiveness against modern rootkits is limited.

Usage

Download GMER from the official website or a trusted security resource.
Run the executable as an administrator (no installation required).
Perform a system scan to detect rootkits and suspicious activity.
Review the scan results and select items for removal.
Restart the system after removing detected threats.

Pros & Cons

Pros

✔ Powerful rootkit detection capabilities.
✔ Portable and lightweight.
✔ Free to use.

Cons

✘ Discontinued and no longer updated.
✘ Not effective against modern rootkits.
✘ Advanced features may be difficult for novice users.

Alternative Software

TDSSKiller – Rootkit removal tool from Kaspersky.
Malwarebytes Anti-Rootkit – Free tool for detecting and removing rootkits.
Dr.Web CureIt! – Standalone scanner for malware removal.

Developer

Author: GMER
Status: Discontinued (No longer maintained)

External Links

GMER Official Website (may be inactive)
Available on select security forums and archives (use caution when downloading).