Ransomware Research

RedBoot Ransomware

RedBoot is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on October 1, 2009, this ransomware has been actively targeting systems worldwide.

Quick Facts

Ransomware Family
RedBoot
First Seen
October 1, 2009

How RedBoot Ransomware Works

Targeted Files

MBR locker

File Encryption Patterns

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

File extensions added after encryption:

..locked

Ransom Note and Payment Demands

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

message

Ransom message:

notes/note.txt

Note locations:

Boot

Technical Indicators

Associated Executable Files

The following executable files are associated with RedBoot ransomware:

  • Trojan.Ransom.RedBoot
  • rbo0t_exec.exe
  • Ransomware Redboot.exe
  • Trojan.Ransom.Redboot.exe
  • redboot
  • nasm.exe
  • assembler.exe
  • 2a5305369edb9c2d_assembler.exe
  • nasmw.exe
  • smona132028016559268807424
  • aa
  • overwrite.exe
  • protect.exe
  • protect.ex_

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About This Analysis

This RedBoot 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 RedBoot.

Last updated: July 30, 2025

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