Ransomware Research

AlphaCrypt Ransomware

AlphaCrypt is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on April 1, 2015, this ransomware has been actively targeting systems worldwide.

Quick Facts

Ransomware Family
AlphaCrypt
First Seen
April 1, 2015

How AlphaCrypt Ransomware Works

Targeted Files

https://www.hybrid-analysis.com/sample/7bdc23cc435305da225148b643fc5273a0bf4e227327e15309fe8d5d98c12c20/58025fe0aac2edf611903b99 https://www.bleepingcomputer.com/forums/t/575875/new-teslacrypt-version-released-that-uses-the-exx-extension/ https://www.malware-traffic-analysis.net/2015/04/30/index.html

File Encryption Patterns

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

File extensions added after encryption:

..ezz

Ransom Note and Payment Demands

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

fileHELP_TO_SAVE_FILES.txt

Ransom message:

notes/HELP_TO_SAVE_FILES.txt

Note locations:

EveryFolder
screenshot

Ransom message:

notes/HELP_TO_SAVE_FILES.bmp

Note locations:

Desktop
message

Ransom message:

notes/note.txt

Note locations:

Login

Technical Indicators

Associated Executable Files

The following executable files are associated with AlphaCrypt ransomware:

  • Locker_020.exe
  • 20.exe
  • myfile.exe
  • alpha-crypt.exe
  • Trojan.Ransom.alphacrypt.exe
  • 2015-04-30-Angler-EK-malware-payload-alpha-crypt.exe
  • Trojan.Ransom.Alpha.exe
  • Angler-EK-malware-payload-alpha-crypt.exe
  • _duplicate_904e0edd1cc118ca6230de364fe8894f12828400.dll
  • vrdldqi.exe
  • ymsoqtl.exe
  • alpha-crypt.exe.bin
  • aaa.exe
  • CDOCUMENTS AND SETTINGS471262APPLICATION DATAUUOVVFA.EXE

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About This Analysis

This AlphaCrypt 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 AlphaCrypt.

Last updated: July 30, 2025

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