Ransomware Research
CryptoMix-Coban Ransomware
CryptoMix-Coban is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on October 1, 2017, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: Coban.
Quick Facts
- Ransomware Family
- CryptoMix-Coban
- First Seen
- October 1, 2017
- Known Aliases
- Coban
How CryptoMix-Coban Ransomware Works
File Encryption Patterns
CryptoMix-Coban modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..cobanRansom Note and Payment Demands
After encrypting files, CryptoMix-Coban displays ransom notes demanding payment for file recovery:
_HELP_INSTRUCTION.txtRansom message:
notes/_HELP_INSTRUCTION.txt
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About This Analysis
This CryptoMix-Coban 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 CryptoMix-Coban.
Last updated: October 30, 2025
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