Ransomware Research

DeriaLock Ransomware

DeriaLock is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on December 1, 2016, this ransomware has been actively targeting systems worldwide.

Quick Facts

Ransomware Family
DeriaLock
First Seen
December 1, 2016

How DeriaLock Ransomware Works

File Encryption Patterns

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

File extensions added after encryption:

..deria..äöäöäöäöäöäööäöäöäöäöäöäöäöäöä

Ransom Note and Payment Demands

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

message

Ransom message:

notes/note.txt

Note locations:

OnceOnCompletion

Technical Indicators

Associated Executable Files

The following executable files are associated with DeriaLock ransomware:

  • LOGON.exe
  • DeriaLock.exe
  • hello.exe
  • www.emfasandbox.tk@DeriaLock.exe
  • Endermanch@DeriaLock.exe
  • D.ex_
  • DERIALOCK.EXE
  • ENDERMANCH@DERIALOCK.EXE
  • 22.exe
  • D.exe
  • GOOD (3).EXE
  • EndermanchDeriaLock.exe
  • DeriaLock.bin
  • binary
  • endermanch@derialock.exe
  • EndermanchDeriaLock[1].exe
  • Trojan.Ransom.DeriaLock.exe
  • Ransomware DeriaLock.exe
  • tmpzwszwq99
  • Deria.exe
  • deria.exe
  • 474.json
  • RansomWin32Dereilock.A.exe
  • 3.exe
  • gr8_fb_hack.torrent.jpg.zip.tar.gz.png.exe
  • derialock.exe
  • XXX.exe
  • derialock ransomware.bin
  • derialock_Ransomware.exe
  • 1.exe
  • Derialock.exe
  • derialock_ransomware.exe
  • derialock Ransomware
  • ransomware (3).exe
  • Ransom.exe
  • GommeHD.net Map downloader.exe

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About This Analysis

This DeriaLock 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 DeriaLock.

Last updated: October 30, 2025

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