Ransomware Research
Hermetic Ransomware
Hermetic is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on February 1, 2022, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: Hermetic, JB, HermeticRansom, Elections GoRansom, C1.
Quick Facts
- Ransomware Family
- Hermetic
- First Seen
- February 1, 2022
- Known Aliases
- HermeticJBHermeticRansomElections GoRansomC1
How Hermetic Ransomware Works
File Encryption Patterns
Hermetic modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..encryptedJBRansom Note and Payment Demands
After encrypting files, Hermetic displays ransom notes demanding payment for file recovery:
read_me.htmlRansom message:
notes/read_me.html
Note locations:
DesktopTechnical Indicators
Associated Executable Files
The following executable files are associated with Hermetic ransomware:
client.exehermeticRansom.exekzFRIe0DZMCIenBUM.exeJtiGVkvy7zLobom.exec2.exeinfected.exetest.bin.execonhosts.execonhosts._exe
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About This Analysis
This Hermetic 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 Hermetic.
Last updated: October 30, 2025
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