Ransomware Research

Witch Ransomware

Witch is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on February 1, 2026, this ransomware has been actively targeting systems worldwide.

Quick facts

Ransomware Family
Witch
First Seen
February 1, 2026

How Witch ransomware works

File modification behavior

Witch updates file modification timestamps after encryption.

File encryption patterns

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

Extensions added after encryption
  • .witch

Ransom note and payment demands

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

filereadme.txt
notes/readme.txt

Location: EveryFolder

Technical indicators

Associated executable files

The following executable files are associated with Witch ransomware:

  • v4.exe

About this analysis

This Witch 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 Witch.

Last updated: June 3, 2026

Detection coverage

Elastio detects Witch inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify Witch 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.