Ransom.Win64.WHITEDESK.A

March 29, 2023
 Analysis by: Christine Joyce Ragudo
 ALIASES:

Win64:RansomX-gen [Ransom] (AVAST)

 PLATFORM:

Windows

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

  • Threat Type: Ransomware

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

This Ransomware encrypts files with specific file extensions. It encrypts files found in specific folders.

  TECHNICAL DETAILS

File Size:

13, 824 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

28 Mar 2023

Payload:

Encrypts files

Other Details

This Ransomware does the following:

  • It terminate itself if any of the following process is running:
    • X32DBG.EXE
    • X64DBG.EXE
    • IDA.EXE
    • IDA64.EXE
    • PEVIEWS.EXE
    • DIE.EXE
    • OLLYDBG.EXE
    • PROCESSHACKER.EXE

Ransomware Routine

This Ransomware encrypts files with the following extensions:

  • .jpg

It encrypts files found in the following folders:

  • %Desktop%

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

It appends the following extension to the file name of the encrypted files:

  • .white

  SOLUTION

Minimum Scan Engine:

9.800

FIRST VSAPI PATTERN FILE:

18.350.04

FIRST VSAPI PATTERN DATE:

29 Mar 2023

VSAPI OPR PATTERN File:

18.351.00

VSAPI OPR PATTERN Date:

30 Mar 2023

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

Scan your computer with your Trend Micro product to delete files detected as Ransom.Win64.WHITEDESK.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:

Step 3

Restore encrypted files from backup.


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