Ransomware Research
Jormungand Ransomware
Jormungand is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on April 1, 2021, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Jormungand
- First Seen
- April 1, 2021
How Jormungand Ransomware Works
File Encryption Patterns
Jormungand modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..glockRansom Note and Payment Demands
After encrypting files, Jormungand displays ransom notes demanding payment for file recovery:
READ-ME-NOW.txtRansom message:
notes/READ-ME-NOW.txt
Note locations:
EveryFolderTechnical Indicators
Associated Executable Files
The following executable files are associated with Jormungand ransomware:
updated.exe
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About This Analysis
This Jormungand 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 Jormungand.
Last updated: July 30, 2025