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Ransomware Research
BlackBerserk Ransomware
BlackBerserk is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on July 1, 2023, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: BlackRecover.
Quick Facts
- Ransomware Family
- BlackBerserk
- First Seen
- July 1, 2023
- Known Aliases
- BlackRecover
How BlackBerserk Ransomware Works
Targeted Files
https://app.any.run/tasks/a2fc7a3b-559e-4627-b9c9-f20de2bcc4f2/
File Encryption Patterns
BlackBerserk modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..Black
Ransom Note and Payment Demands
After encrypting files, BlackBerserk displays ransom notes demanding payment for file recovery:
Black_Recover.txt
Ransom message:
notes/Black_Recover.txt
Note locations:
EveryFolder
Technical Indicators
Associated Executable Files
The following executable files are associated with BlackBerserk ransomware:
Msmpeges.bin
Msmpeges.vexe
file.exe
Msmpeges.exe.xBAD.exe
Elastio Can Help You
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About This Analysis
This BlackBerserk 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 BlackBerserk.
Last updated: July 30, 2025