Ransomware Research
SilentSpring Ransomware
SilentSpring is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on March 1, 2018, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- SilentSpring
- First Seen
- March 1, 2018
How SilentSpring Ransomware Works
Targeted Files
https://app.any.run/tasks/a57dcd7a-9ba8-422c-8fed-39890139a34b/
File Encryption Patterns
SilentSpring modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..Sil3nt5pringRansom Note and Payment Demands
After encrypting files, SilentSpring displays ransom notes demanding payment for file recovery:
读我.txtRansom message:
notes/读我.txt
Note locations:
DesktopTechnical Indicators
Associated Executable Files
The following executable files are associated with SilentSpring ransomware:
SilentSpring ??.exeSilentSpring.exedataSilentSpring.bindata.exe$_1.exe
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About This Analysis
This SilentSpring 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 SilentSpring.
Last updated: July 30, 2025