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

File modification behavior

How SilentShade alters file modification timestamps is not known.

File encryption patterns

SilentShade modifies encrypted files using specific patterns to mark them as encrypted:

Extensions added after encryption
  • .silent

Ransom note and payment demands

After encrypting files, SilentShade displays ransom notes demanding payment for file recovery:

fileHacked.txt
notes/Hacked.txt

About this analysis

This SilentShade ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery, helping organizations defend against and recover from ransomware attacks like SilentShade.

Last updated: March 29, 2024

Detection coverage

Elastio detects SilentShade inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify SilentShade across live data, replicated data, and backups. If this family is in your environment, Elastio finds it before encryption completes. Run a hunt against your recovery points to confirm.