Ransomware Research

WhoLocker Ransomware

WhoLocker is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on July 1, 2020, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: Wholocked, Who, XX, Gendarmerie, Mavideo.

Quick facts

Ransomware Family
WhoLocker
First Seen
July 1, 2020
Known Aliases
  • Wholocked
  • Who
  • XX
  • Gendarmerie
  • Mavideo

How WhoLocker ransomware works

File modification behavior

WhoLocker updates file modification timestamps after encryption.

File encryption patterns

WhoLocker modifies encrypted files using specific patterns to mark them as encrypted:

Extensions added after encryption
  • .wholocked

Ransom note and payment demands

After encrypting files, WhoLocker displays ransom notes demanding payment for file recovery:

fileREAD_ME_Heyyyyyyy.txt
notes/READ_ME_Heyyyyyyy.txt

Location: Desktop

Technical indicators

Associated executable files

The following executable files are associated with WhoLocker ransomware:

  • 1.exe
  • dokument.exe
  • xX.exe
  • mavideo.exe

About this analysis

This WhoLocker ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery, helping organizations defend against and recover from ransomware attacks like WhoLocker.

Last updated: November 17, 2022

Detection coverage

Elastio detects WhoLocker inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify WhoLocker across live data, replicated data, and backups. If this family is in your environment, Elastio finds it before encryption completes. Run a hunt against your recovery points to confirm.