Ransomware Research
Krypton Ransomware
Krypton is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on January 1, 2018, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Krypton
- First Seen
- January 1, 2018
How Krypton Ransomware Works
Targeted Files
Encrypts only Test folder (C:\Users\%CURRENT_USER%\Desktop\test.Krypton)
File Encryption Patterns
Krypton modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..kryptoniteRansom Note and Payment Demands
After encrypting files, Krypton displays ransom notes demanding payment for file recovery:
KRYPTON_RANSOMWARE.txtRansom message:
notes/KRYPTON_RANSOMWARE.txt
Technical Indicators
Associated Executable Files
The following executable files are associated with Krypton ransomware:
Krypton.exe
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About This Analysis
This Krypton 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 Krypton.
Last updated: July 30, 2025