Ransomware Research
Diamond Ransomware
Diamond is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on August 1, 2017, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Diamond
- First Seen
- August 1, 2017
How Diamond Ransomware Works
Targeted Files
Different extensions for every encrypted file
File Encryption Patterns
Diamond modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
./\.[a-z0-9]{6}$/Ransom Note and Payment Demands
After encrypting files, Diamond displays ransom notes demanding payment for file recovery:
_READ_IT_FOR_RECOVER_FILES.htmlRansom message:
notes/_READ_IT_FOR_RECOVER_FILES.html
Note locations:
EveryFolderTechnical Indicators
Associated Executable Files
The following executable files are associated with Diamond ransomware:
marlucosmarlucos.exemariconets.exe
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About This Analysis
This Diamond 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 Diamond.
Last updated: July 30, 2025