Ransomware Research
Duralock Ransomware
Duralock is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on March 1, 2024, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Duralock
- First Seen
- March 1, 2024
How Duralock Ransomware Works
File Encryption Patterns
Duralock modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..duralock05Ransom Note and Payment Demands
After encrypting files, Duralock displays ransom notes demanding payment for file recovery:
HOW_TO_BACK_FILES.htmlRansom message:
notes/HOW_TO_BACK_FILES.html
Note locations:
EveryFolderTechnical Indicators
Associated Executable Files
The following executable files are associated with Duralock ransomware:
duralock05m.exe
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About This Analysis
This Duralock 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 Duralock.
Last updated: July 30, 2025