Ransomware Research
0XXX Ransomware
0XXX is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on June 1, 2021, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- 0XXX
- First Seen
- June 1, 2021
How 0XXX Ransomware Works
File Encryption Patterns
0XXX modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..0xxxRansom Note and Payment Demands
After encrypting files, 0XXX displays ransom notes demanding payment for file recovery:
!0XXX_DECRYPTION_README.TXTRansom message:
notes/!0XXX_DECRYPTION_README.TXT
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About This Analysis
This 0XXX 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 0XXX.
Last updated: October 30, 2025
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