Analysis by: Raymart Christian Yambot
ALIASES:

Win32/HackTool.WinActivator.I potentially unsaf...

 PLATFORM:

Windows

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:
 SYSTEM IMPACT RATING:
 INFORMATION EXPOSURE:

  • Threat Type: Hacking Tool

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This Hacking Tool arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

It does not have any propagation routine.

It does not have any backdoor routine.

It does not have any information-stealing capability.

It uses a user interface (UI).

  TECHNICAL DETAILS

File Size: 2,341,242 bytes
File Type: EXE
File Compression: UPX
Memory Resident: No
Initial Samples Received Date: 26 Dec 2025
Payload: Drops files, Collects system information, Displays message/message boxes

Arrival Details

This Hacking Tool arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Installation

This Hacking Tool drops the following files:

  • %System Root%\NOFUI
  • %System Root%\winx.ld
  • %System Root%\bootsect.exe
  • %System Root%\{Machine Information}.XRM-MS

(Note: %System Root% is the Windows root folder, where it usually is C:\ on all Windows operating system versions.)

It adds the following processes:

  • cmd.exe /A /C "%System%\cscript.exe //nologo %System%\slmgr.vbs -dli"
  • cmd.exe /A /C "%System%\bcdedit.exe"
  • cmd.exe /A /C "%System Root%\bootsect.exe /nt60 SYS /force"
  • cmd.exe /A /C "%System%\cscript.exe //nologo %System%\slmgr.vbs -ilc %System Root%\{Machine Information}.XRM-MS"
  • cmd.exe /A /C "%System%\cscript.exe //nologo %System%\slmgr.vbs -ipk {Product Key}"

(Note: %System% is the Windows system folder, where it usually is C:\Windows\System32 on all Windows operating system versions.. %System Root% is the Windows root folder, where it usually is C:\ on all Windows operating system versions.)

Propagation

This Hacking Tool does not have any propagation routine.

Backdoor Routine

This Hacking Tool does not have any backdoor routine.

Rootkit Capabilities

This Hacking Tool does not have rootkit capabilities.

Information Theft

This Hacking Tool gathers the following data:

  • BIOS information
  • Machine ID
  • Windows license status

It does not have any information-stealing capability.

Other Details

This Hacking Tool uses the following user interface:

It does the following:

  • It is used to activate the following operating systems:
    • Windows 7
    • Windows Vista
    • Windows Server 2008
    • Windows Server 2008 R2

It does not exploit any vulnerability.

  SOLUTION

Minimum Scan Engine: 9.800
SSAPI PATTERN File: 2.907.00
SSAPI PATTERN Date: 08 Jan 2026

Step 1

Before doing any scans, Windows 7, Windows 8, Windows 8.1, and Windows 10 users must disable System Restore to allow full scanning of their computers.

Step 2

Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.

Step 3

Search and delete this file

[ Learn More ]
There may be some files that are hidden. Please make sure you check the Search Hidden Files and Folders checkbox in the "More advanced options" option to include all hidden files and folders in the search result.  
  • %System Root%\NOFUI
  • %System Root%\winx.ld
  • %System Root%\bootsect.exe
  • %System Root%\{Machine Information}.XRM-MS

Step 4

Scan your computer with your Trend Micro product to delete files detected as HackTool.Win32.WinLoader.A. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check the following Trend Micro Support pages for more information:


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