Ransomware Research

CoronaVirus Ransomware

CoronaVirus is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on March 1, 2020, this ransomware has been actively targeting systems worldwide.

Quick Facts

Ransomware Family
CoronaVirus
First Seen
March 1, 2020

How CoronaVirus Ransomware Works

Targeted Files

Replaces MBR

File Encryption Patterns

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

Prefixes added to encrypted files:

coronavi2022@protonmail.ch___

Ransom Note and Payment Demands

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

fileCoronaVirus.txt

Ransom message:

notes/CoronaVirus.txt

Note locations:

EveryFolder

Technical Indicators

Associated Executable Files

The following executable files are associated with CoronaVirus ransomware:

  • ComparevalidatorIgamerefreshable
  • ComparevalidatorIgamerefreshable.exe
  • WSHSetup.exe
  • vszcny.exe
  • 630462.exe
  • vfj.exe
  • wgrtjwg.exe
  • file2.exe
  • sar.exe
  • OUY41P.exe
  • F51DVYHO.exe
  • GelcatinNetware
  • file1.exe
  • SHNF2RKY.exe

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About This Analysis

This CoronaVirus 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 CoronaVirus.

Last updated: July 30, 2025

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