Ransomware Research
CyberVolk Ransomware
CyberVolk is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on June 1, 2024, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: CyberBytes, Cyb3r Bytes.
Quick Facts
- Ransomware Family
- CyberVolk
- First Seen
- June 1, 2024
- Known Aliases
- CyberBytesCyb3r Bytes
How CyberVolk Ransomware Works
Targeted Files
https://app.any.run/tasks/8256f7d3-6782-4539-9045-b02b57e2370c/
File Encryption Patterns
CyberVolk modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..cvencRansom Note and Payment Demands
After encrypting files, CyberVolk displays ransom notes demanding payment for file recovery:
CyberVolk_ReadMe.txtRansom message:
notes/CyberVolk_ReadMe.txt
Note locations:
EveryFolderTechnical Indicators
Associated Executable Files
The following executable files are associated with CyberVolk ransomware:
CyberVolk.exeransom.exemy.exe
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About This Analysis
This CyberVolk 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 CyberVolk.
Last updated: July 30, 2025