PUA.Win32.KeyGen.CRRG


 ALIASES:

HackTool:Win32/Keygen!MSR (MICROSOFT)

 PLATFORM:

Windows

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

  • Threat Type: Potentially Unwanted Application

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

Infection Channel:

Downloaded from the Internet, Dropped by other malware

This Potentially Unwanted Application 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:

19,726,336 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

02 Sep 2024

Payload:

Displays windows

Arrival Details

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

Propagation

This Potentially Unwanted Application does not have any propagation routine.

Backdoor Routine

This Potentially Unwanted Application does not have any backdoor routine.

Rootkit Capabilities

This Potentially Unwanted Application does not have rootkit capabilities.

Information Theft

This Potentially Unwanted Application does not have any information-stealing capability.

Other Details

This Potentially Unwanted Application uses the following user interface:

  • {keygen_gui.png}

It does the following:

  • It is used to generate an Activation Code for the following software:
    • MariaDB
    • MongoDB
    • MySQL
    • Oracle
    • PostgreSQL
    • Premium
    • SQL Server
    • SQLite
  • It requires to be executed as an administrator.
  • It requires to have the filename "navicat.exe" in order to patch correctly.
  • It drops the following files if "Patch" button was clicked:
    • {malware filepath}\navicat.exe.BAK
    • %User Temp%\NP_x32.exe
  • It modifies the following file if "Patch" button was clicked:
    • %System%\drivers\etc\hosts
  • It adds the following process if "Patch" button was clicked:
    • "%User Temp%\NP_x32.exe" "c:\{malware filepath}"

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

  SOLUTION

Minimum Scan Engine:

9.800

SSAPI PATTERN File:

2.353.00

SSAPI PATTERN Date:

19 Nov 2020

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

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.
  •  {malware filepath}\navicat.exe.BAK
  • %User Temp%\NP_x32.exe

Step 3

Scan your computer with your Trend Micro product to delete files detected as PUA.Win32.KeyGen.CRRG. 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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