Ransomware Research
Kaandsona Ransomware
Kaandsona is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on January 1, 2017, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: RansomTroll.
Quick Facts
- Ransomware Family
- Kaandsona
- First Seen
- January 1, 2017
- Known Aliases
- RansomTroll
How Kaandsona Ransomware Works
Targeted Files
Requires C&C
File Encryption Patterns
Kaandsona modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..kencfRansom Note and Payment Demands
After encrypting files, Kaandsona displays ransom notes demanding payment for file recovery:
Ransom message:
notes/note.txt
Note locations:
OnceOnCompletionTechnical Indicators
Associated Executable Files
The following executable files are associated with Kaandsona ransomware:
Kaandsona.exeKaandsona_RansomTroll.exet2.exetest1.exeKaandsona .exe
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About This Analysis
This Kaandsona 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 Kaandsona.
Last updated: July 30, 2025