Ransomware Research
Dx31 Ransomware
Dx31 is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on January 1, 2024, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Dx31
- First Seen
- January 1, 2024
How Dx31 Ransomware Works
Targeted Files
Full extension -> .id[C63F241F-3449].[dx31@mail.com].dx31
File Encryption Patterns
Dx31 modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..dx31Ransom Note and Payment Demands
After encrypting files, Dx31 displays ransom notes demanding payment for file recovery:
info.txtRansom message:
notes/info.txt
Note locations:
RootDiscsDesktopinfo.htaRansom message:
notes/info.hta
Note locations:
RootDiscsDesktopTechnical Indicators
Associated Executable Files
The following executable files are associated with Dx31 ransomware:
BackupService.exe
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About This Analysis
This Dx31 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 Dx31.
Last updated: July 30, 2025