Ransomware Research
XMRLocker Ransomware
XMRLocker is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on August 1, 2020, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- XMRLocker
- First Seen
- August 1, 2020
How XMRLocker Ransomware Works
Targeted Files
NOSAMPLE
File Encryption Patterns
XMRLocker modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..[XMRLocker]Ransom Note and Payment Demands
After encrypting files, XMRLocker displays ransom notes demanding payment for file recovery:
ReadMe(HowToDecrypt).txtRansom message:
notes/ReadMe(HowToDecrypt).txt
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About This Analysis
This XMRLocker 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 XMRLocker.
Last updated: July 30, 2025