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Ransomsim3

The best ransomware simulation for enterprise security

Install / Use

/learn @marktsec/Ransomsim3
About this skill

Quality Score

0/100

Supported Platforms

Universal

README

Ransomware Simulator - RANSOMSIM3

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THE BEST RANSOMWARE SIMULATION FOR ENTERPRISE SECURITY TESTING

[MT|marktsec] Twitter Badge

In order to improve their security posture, many organizations want to test their security products and validate if they can prevent never before-seen ransomware without resorting to running malware. Built to assist Red/Blue teams test their defenses.

Features

  • Encrypting documents
  • Deleting Volume Shadow Copies
  • Kill processes (in this version notepad.exe only)
  • Dropping a ransomware note to the chosen folder
  • File hash change in one click
  • and more

Usage

It's recommended to install AutoIt for the file hash change in click (compile) option AutoIt

ransomsim3.exe [help] [mode] [path] [shadow copy] [password]

Quick Start

Encrypt files in C:\test directory

ransomsim3.exe encrypt C:\test

SEE ATTACHED DOCUMENTATION FILE FOR ADVANCED USAGE AND EXAMPLES

-  WARNING: If the shadow copy delete option is selected, all shadow copies will be deleted.
-  WARNING: All files in the folder selected for the encryption will be encrypted.

Note: FOR RED TEAMERS: USE IMPACKET SMBEXEC AND LOLBINS TO RUN THIS SIMULATION.

- WARNING: This software does not offer any kind of guarantee. Its use is exclusive for educational environments and / or security audits with the corresponding consent of the client. I am not responsible for its misuse or for any possible damage caused by it.

Screenshot

License

MIT

View on GitHub
GitHub Stars9
CategoryDevelopment
Updated2mo ago
Forks2

Languages

Rich Text Format

Security Score

90/100

Audited on Jan 4, 2026

No findings