Ransomware Research

Amnesia-2 Ransomware

Amnesia-2 is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on September 1, 2017, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: Amnesia2.

Quick Facts

Ransomware Family
Amnesia-2
First Seen
September 1, 2017
Known Aliases
Amnesia2

How Amnesia-2 Ransomware Works

Targeted Files

Encrypts filenames -> 5g000000003YTLRiUeERTanMQWK9XvsuZrUH5bwkSNegh+BTsCpJf0.am https://app.any.run/tasks/07feab35-bd21-4ec2-9412-a7194aa1bcc3 Encrypts first 1Mb

File Encryption Patterns

Amnesia-2 modifies encrypted files using specific patterns to mark them as encrypted:

File extensions added after encryption:

..TRMT..LOGOZ..wncry..gladn..hvsgt..am..amnesia

Ransom Note and Payment Demands

After encrypting files, Amnesia-2 displays ransom notes demanding payment for file recovery:

fileHOW TO RECOVER ENCRYPTED FILES.TXT

Ransom message:

notes/HOW TO RECOVER ENCRYPTED FILES.TXT
fileInstruction of recovery files WannaCry.TXT
fileКак расшифровать файлы.TXT
file ENCRYPTED FILES.TXT

Ransom message:

notes/ ENCRYPTED FILES.TXT

Note locations:

EveryFolder
fileИнструкция по восстановлению данных.TXT

Ransom message:

notes/Инструкция по восстановлению данных.TXT

Note locations:

EveryFolder

Technical Indicators

Associated Executable Files

The following executable files are associated with Amnesia-2 ransomware:

  • guide.exe
  • locker.exe

Recovery and Decryption Tools

Good news! Decryption tools are available for Amnesia-2 ransomware:

0

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About This Analysis

This Amnesia-2 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 Amnesia-2.

Last updated: July 30, 2025

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