Ransomware Research

Xorist-Vandev Ransomware

Xorist-Vandev is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on February 1, 2012, this ransomware has been actively targeting systems worldwide.

Quick Facts

Ransomware Family
Xorist-Vandev
First Seen
February 1, 2012

How Xorist-Vandev Ransomware Works

Targeted Files

NOSAMPLE

File Encryption Patterns

Xorist-Vandev modifies encrypted files using specific patterns to mark them as encrypted:

File extensions added after encryption:

..rsa1024..ENC..EBF

Ransom Note and Payment Demands

After encrypting files, Xorist-Vandev displays ransom notes demanding payment for file recovery:

fileHOW_TO_DECRYPT_FILES.txt
fileКАК_РАСШИФРОВАТЬ_ФАЙЛЫ.TXT

Ransom message:

notes/КАК_РАСШИФРОВАТЬ_ФАЙЛЫ.TXT
fileЧТО_НУЖНО_СДЕЛАТЬ.TXT
fileHOW TO DECRYPT FILES.txt

Ransom message:

notes/HOW TO DECRYPT FILES.txt

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About This Analysis

This Xorist-Vandev 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 Xorist-Vandev.

Last updated: July 30, 2025