Ransomware Research
VietnamPav Ransomware
VietnamPav is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on August 1, 2021, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: Zitenmax.
Quick Facts
- Ransomware Family
- VietnamPav
- First Seen
- August 1, 2021
- Known Aliases
- Zitenmax
How VietnamPav Ransomware Works
Targeted Files
anti-sandbox;lang check Ecnrypts filenames, ex -> -aCeVq0F6r4.encrypted;DtXBw-QM4X06f11-PFKwa+qfXugSz6U.encrypted
File Encryption Patterns
VietnamPav modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..encryptedRansom Note and Payment Demands
After encrypting files, VietnamPav displays ransom notes demanding payment for file recovery:
How to restore files.htaRansom message:
notes/How to restore files.hta
Note locations:
EveryFolderTechnical Indicators
Associated Executable Files
The following executable files are associated with VietnamPav ransomware:
trust.exe
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About This Analysis
This VietnamPav 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 VietnamPav.
Last updated: July 30, 2025