Ransomware Research
Cryptomix-WORK Ransomware
Cryptomix-WORK is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on December 1, 2017, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: WORK CryptoMix.
Quick Facts
- Ransomware Family
- Cryptomix-WORK
- First Seen
- December 1, 2017
- Known Aliases
- WORK CryptoMix
How Cryptomix-WORK Ransomware Works
File Encryption Patterns
Cryptomix-WORK modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..WORKRansom Note and Payment Demands
After encrypting files, Cryptomix-WORK displays ransom notes demanding payment for file recovery:
_HELP_INSTRUCTION.TXTRansom message:
notes/_HELP_INSTRUCTION.TXT
Note locations:
EveryFolderTechnical Indicators
Associated Executable Files
The following executable files are associated with Cryptomix-WORK ransomware:
BC5DFCB0DB.exeBC0838B179.exeBCC6F26321.xe
Elastio Can Help You
Don't let Cryptomix-WORK ransomware take over your data
Elastio provides advanced ransomware protection and recovery solutions to keep your organization safe.
About This Analysis
This Cryptomix-WORK 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-WORK.
Last updated: July 30, 2025