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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:

..cvenc

Ransom Note and Payment Demands

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

fileCyberVolk_ReadMe.txt

Ransom message:

notes/CyberVolk_ReadMe.txt

Note locations:

EveryFolder

Technical Indicators

Associated Executable Files

The following executable files are associated with CyberVolk ransomware:

CyberVolk.exe
ransom.exe
my.exe

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Don't let CyberVolk ransomware take over your data

Elastio provides advanced ransomware protection and recovery solutions to keep your organization safe.

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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

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