Ransomware Research
Silvertor Ransomware
Silvertor is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on July 1, 2020, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Silvertor
- First Seen
- July 1, 2020
How Silvertor Ransomware Works
File Encryption Patterns
Silvertor modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..silvertorRansom Note and Payment Demands
After encrypting files, Silvertor displays ransom notes demanding payment for file recovery:
README.htmlRansom message:
notes/README.html
Note locations:
StartUpTechnical Indicators
Associated Executable Files
The following executable files are associated with Silvertor ransomware:
sys_startup.exeeq_2100.exetwitter_can_demo.exe
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About This Analysis
This Silvertor 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 Silvertor.
Last updated: July 30, 2025