Ransomware Research
UNNAM3D Ransomware
UNNAM3D is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on March 1, 2019, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- UNNAM3D
- First Seen
- March 1, 2019
How UNNAM3D Ransomware Works
Targeted Files
Pack files to encrypted archives Encrypts USER folders
File Encryption Patterns
UNNAM3D modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..rarRansom Note and Payment Demands
After encrypting files, UNNAM3D displays ransom notes demanding payment for file recovery:
Ransom message:
notes/note.txt
Note locations:
OnceOnCompletionTechnical Indicators
Associated Executable Files
The following executable files are associated with UNNAM3D ransomware:
UNNAM3D - RANSM.exe
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About This Analysis
This UNNAM3D 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 UNNAM3D.
Last updated: July 30, 2025