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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
- WholockedWhoXXGendarmerieMavideo
How WhoLocker Ransomware Works
File Encryption Patterns
WhoLocker modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..wholocked
Ransom Note and Payment Demands
After encrypting files, WhoLocker displays ransom notes demanding payment for file recovery:
READ_ME_Heyyyyyyy.txt
Ransom message:
notes/READ_ME_Heyyyyyyy.txt
Note locations:
Desktop
Technical Indicators
Associated Executable Files
The following executable files are associated with WhoLocker ransomware:
1.exe
dokument.exe
xX.exe
mavideo.exe
Elastio Can Help You
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About This Analysis
This WhoLocker ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery solutions, helping organizations defend against and recover from ransomware attacks like WhoLocker.
Last updated: July 30, 2025