Ransomware Research

Invader Ransomware

Invader is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on August 1, 2023, this ransomware has been actively targeting systems worldwide.

Quick Facts

Ransomware Family
Invader
First Seen
August 1, 2023

How Invader Ransomware Works

File Encryption Patterns

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

File extensions added after encryption:

..invader

Ransom Note and Payment Demands

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

screenshot

Ransom message:

notes/89ud8ltqor.bmp

Note locations:

Desktop

Technical Indicators

Associated Executable Files

The following executable files are associated with Invader ransomware:

  • enemy.exe
  • 1.exe
  • out.exe

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About This Analysis

This Invader 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 Invader.

Last updated: October 30, 2025

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