Ransomware Research

Torchwood Ransomware

Torchwood is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on December 1, 2013, this ransomware has been actively targeting systems worldwide.

Quick facts

Ransomware Family
Torchwood
First Seen
December 1, 2013

How Torchwood ransomware works

File modification behavior

How Torchwood alters file modification timestamps is not known.

File encryption patterns

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

Extensions added after encryption
  • .TORCHWOOD
  • .TRCHWD

Ransom note and payment demands

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

fileИНСТРУКЦИЯ_ПО_РАСШИФРОВКЕ_ФАЙЛОВ.txt
notes/ИНСТРУКЦИЯ_ПО_РАСШИФРОВКЕ_ФАЙЛОВ.txt
fileИНСТРУКЦИЯ.txt
notes/ИНСТРУКЦИЯ.txt

About this analysis

This Torchwood 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 Torchwood.

Last updated: September 14, 2023

Detection coverage

Elastio detects Torchwood inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify Torchwood 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.