Ransomware Research

RansomWar Ransomware

RansomWar is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on January 1, 2023, this ransomware has been actively targeting systems worldwide.

Quick facts

Ransomware Family
RansomWar
First Seen
January 1, 2023

How RansomWar ransomware works

File modification behavior

RansomWar updates file modification timestamps after encryption.

File encryption patterns

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

Extensions added after encryption
  • .rwg
  • .locked

Ransom note and payment demands

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

fileRansomWar.txt
notes/RansomWar.txt
fileREAD_ME.txt
notes/READ_ME.txt

Technical indicators

Associated executable files

The following executable files are associated with RansomWar ransomware:

  • RansomWar.exe

About this analysis

This RansomWar ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery, helping organizations defend against and recover from ransomware attacks like RansomWar.

Last updated: March 4, 2026

Detection coverage

Elastio detects RansomWar inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify RansomWar across live data, replicated data, and backups. If this family is in your environment, Elastio finds it before encryption completes. Run a hunt against your recovery points to confirm.