Ransomware Research
Vapor Ransomware
Vapor is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on October 1, 2018, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Vapor
- First Seen
- October 1, 2018
How Vapor Ransomware Works
File Encryption Patterns
Vapor modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..VaporRansom Note and Payment Demands
After encrypting files, Vapor 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 Vapor ransomware:
Vapor Ransomwarev1.exeTRJ_ACC_2.EXE
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About This Analysis
This Vapor 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 Vapor.
Last updated: July 30, 2025