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Ransomware Research
HermesVirus HT Ransomware
HermesVirus HT is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on April 1, 2019, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- HermesVirus HT
- First Seen
- April 1, 2019
How HermesVirus HT Ransomware Works
File Encryption Patterns
HermesVirus HT modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..hermes
Ransom Note and Payment Demands
After encrypting files, HermesVirus HT displays ransom notes demanding payment for file recovery:
HERMES DECRYPT FILES.txt
Ransom message:
notes/HERMES DECRYPT FILES.txt
Note locations:
Desktop
HOW TO DECRYPT FILES.txt
Ransom message:
notes/HOW TO DECRYPT FILES.txt
Note locations:
Desktop
Technical Indicators
Associated Executable Files
The following executable files are associated with HermesVirus HT ransomware:
Hermes.exe
myfile.exe
Setup.exe
Elastio Can Help You
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About This Analysis
This HermesVirus HT 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 HermesVirus HT.
Last updated: July 30, 2025