Ransomware Research

Vipasana Ransomware

Vipasana is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on January 1, 2016, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: Cryakl.

Quick Facts

Ransomware Family
Vipasana
First Seen
January 1, 2016
Known Aliases
Cryakl

How Vipasana Ransomware Works

Targeted Files

Full filename -> email-vipasana4@aol.com.ver-CL 1.2.0.0.id-YACEIJMNQRUWYABEFHJLNPRTVXZBDFGJKNOQ-3@11@2024 6@55@53 PM6524874.randomname-HNQSWYACEGIKMOQRUWYACEFIJLNPRT.WYA.cbf email-hola@all-ransomware.info.ver-CL 1.5.1.0.id-3326026783-117296233055758739971568.fname-all_star.csv.doubleoffset email-vegclass@aol.com.ver-CL 1.2.0.0.id-KLNQSUWYACDFIJLNPQSVWYZCEFHJLNPRSUWY-5@26@2025 11@56@16 AM4959986.randomname-ZCEGJLNORSUWXZADFGIJLNPRSUWXAB.EFH.cbf

File Encryption Patterns

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

File extensions added after encryption:

..cbf..doubleoffset..jkm

Prefixes added to encrypted files:

email-vipasana4@aol.com.ver-CLemail-hola@all-ransomware.info.ver-CLemail-bonum_malum@aol.com.ver-clemail-drakoshka@yahoo.com.ver-CLemail-gladius_rectus@aol.com.ver-CLemail-Johnmen.24@aol.com.ver-CLemail-iizomer@aol.com.ver-CLemail-newcrann@qq.com.ver-CLemail-mserbinov@aol.com.ver-CLemail-biger@x-mail.pro.ver-CLemail-gruzinrussian@aol.com.ver-CLemail-drakosha_new@aol.com.ver-CLemail-blackdragon43@yahoo.com.ver-CLemail-cryptolocker@aol.com.ver-CLemail-vegclass@aol.com.ver-CL

Ransom Note and Payment Demands

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

screenshot

Ransom message:

notes/desk.jpg

Note locations:

Desktop
screenshot

Ransom message:

notes/desk1.jpg

Note locations:

Desktop
fileREADME.txt

Ransom message:

notes/README.txt

Note locations:

EveryFolder
message

Ransom message:

notes/note.txt

Note locations:

Login

Technical Indicators

Associated Executable Files

The following executable files are associated with Vipasana ransomware:

  • file.exe
  • V.exe
  • Cryakl1.exe
  • vipasana2.exe
  • engvipasana.exe
  • sample3.exe
  • WEGILNPRVX.exe
  • LPBNZNCPDP.exe
  • список замечание по домену.exe
  • документы на подписание, пожалуйста распечатайте 3 ексемпляра.exe

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About This Analysis

This Vipasana 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 Vipasana.

Last updated: July 30, 2025

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