Ransomware Research

Kee Ransomware

Kee is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on May 1, 2017, this ransomware has been actively targeting systems worldwide.

Quick Facts

Ransomware Family
Kee
First Seen
May 1, 2017

How Kee Ransomware Works

Targeted Files

killsw32b.dll on the Desktop, Documents

File Encryption Patterns

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

File extensions added after encryption:

.@kee

Ransom Note and Payment Demands

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

fileHello There! Fellow @kee User!.txt

Ransom message:

notes/Hello There! Fellow @kee User!.txt

Note locations:

Desktop
message

Ransom message:

notes/note.txt

Note locations:

Login
screenshot

Ransom message:

notes/wallpaper.png

Note locations:

Desktop

Technical Indicators

Associated Executable Files

The following executable files are associated with Kee ransomware:

  • download-installer.exe

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About This Analysis

This Kee 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 Kee.

Last updated: July 30, 2025

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Kee Ransomware - Detectable by Elastio