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HackTool.Win32.Patcher.0BDG14

April 10, 2025
 Analysis by: Neljorn Nathaniel Aguas
 ALIASES:

HackTool:Win32/Keygen (MICROSOFT)

 PLATFORM:

Windows

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

  • Threat Type: Hacking Tool

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

Infection Channel:

Downloaded from the Internet, Dropped by other malware


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.

  TECHNICAL DETAILS

File Size:

746,496 bytes

File Type:

EXE

Initial Samples Received Date:

01 Apr 2025

Payload:

Drops files, Modifies system registry

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:

  • Deleted upon process termination:
    • %User Temp%\dup2patcher.dll
    • %User Temp%\bassmod.dll
    • %User Temp%\{Random Hex}.dll
    • %User Temp%\Berlin Sans FB.TTF
    • %User Temp%\regpatch.reg

(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Local\Temp on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).)

It adds the following processes:

  • "%Windows%\regedit.exe" /s "%User Temp%\regpatch.reg"

(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Local\Temp on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).)

Other System Modifications

This Hacking Tool modifies the following registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\Seagull Scientific\
BarTender\Licensing\10.0
Product Key Code = {Product Key}

(Note: The default value data of the said registry entry is {Original Product Key}.)

HKEY_LOCAL_MACHINE\SOFTWARE\Seagull Scientific\
BarTender\Licensing\10.1
Product Key Code = {Product Key}

(Note: The default value data of the said registry entry is {Original Product Key}.)

Other Details

This Hacking Tool requires the existence of the following files to properly run:

  • %Program Files%\Seagull\BarTender Suite\bartend.exe

(Note: %Program Files% is the default Program Files folder, usually C:\Program Files in Windows 2000(32-bit), Server 2003(32-bit), XP, Vista(64-bit), 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit) , or C:\Program Files (x86) in Windows XP(64-bit), Vista(64-bit), 7(64-bit), 8(64-bit), 8.1(64-bit), 2008(64-bit), 2012(64-bit) and 10(64-bit).)

It does the following:

  • It gathers the following information:
    • OS Information
  • It is used to patch the following software:
    • BarTender Enterprise Automation 10.1 SR3 2954
  • It utilizes the dUP2Patcher to patch the software.

It accepts the following parameters:

  • /help → display help menu
  • /silent → no window gui, no input
  • /overwrite → overwrite existing files during file attachment export
  • /backup → make backup of every file which is patched
  • /setvar → set content of %dup2_cmd_var%
  • /startupworkdir → set working directory for the patcher

  SOLUTION

Minimum Scan Engine:

9.800

SSAPI PATTERN File:

2.823.00

SSAPI PATTERN Date:

03 Apr 2025

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

Restore this modified registry value

[ Learn More ]

Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.

 
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Seagull Scientific\BarTender\Licensing\10.0
    • Product Key Code = {Product Key}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Seagull Scientific\BarTender\Licensing\10.1
    • Product Key Code = {Product Key}

Step 4

Search and delete these files

[ 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.
  • %User Temp%\dup2patcher.dll
  • %User Temp%\bassmod.dll
  • %User Temp%\{Random Hex}.dll
  • %User Temp%\Berlin Sans FB.TTF
  • %User Temp%\regpatch.reg

Step 5

Scan your computer with your Trend Micro product to delete files detected as HackTool.Win32.Patcher.0BDG14. 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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