Ransomware Research
Insom Ransomware
Insom is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on August 1, 2024, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Insom
- First Seen
- August 1, 2024
How Insom Ransomware Works
File Encryption Patterns
Insom modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..insomRansom Note and Payment Demands
After encrypting files, Insom displays ransom notes demanding payment for file recovery:
+README-WARNING+.txtRansom message:
notes/+README-WARNING+.txt
Note locations:
EveryFolderTechnical Indicators
Associated Executable Files
The following executable files are associated with Insom ransomware:
insom_visual.exe
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About This Analysis
This Insom 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 Insom.
Last updated: July 30, 2025