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Ransomware Research
SilentShade Ransomware
SilentShade is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on May 1, 2016, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: BlackShades.
Quick Facts
- Ransomware Family
- SilentShade
- First Seen
- May 1, 2016
- Known Aliases
- BlackShades
How SilentShade Ransomware Works
Targeted Files
NOSAMPLE https://www.bleepingcomputer.com/forums/t/616160/silentshade-blackshades-ransomware-silent-help-topic-hackedtxt-youridtxt/
File Encryption Patterns
SilentShade modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..silent
Ransom Note and Payment Demands
After encrypting files, SilentShade displays ransom notes demanding payment for file recovery:
Hacked.txt
Ransom message:
notes/Hacked.txt
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About This Analysis
This SilentShade 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 SilentShade.
Last updated: July 30, 2025