Ransomware Research

Dwey Ransomware

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

Quick facts

Ransomware Family
Dwey
First Seen
March 1, 2026

How Dwey ransomware works

File modification behavior

Dwey updates file modification timestamps after encryption.

File encryption patterns

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

Extensions added after encryption
  • .locked

Ransom note and payment demands

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

fileDWEY_WAS_HERE.txt
notes/DWEY_WAS_HERE.txt

Location: Desktop, RootDiscs

Technical indicators

Associated executable files

The following executable files are associated with Dwey ransomware:

  • BlueStacks_App_Player_v5.20.101 .exe
  • Zenin Internal.exe
  • tf33mng0.exe

About this analysis

This Dwey 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 Dwey.

Last updated: August 19, 2026

Detection coverage

Elastio detects Dwey inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify Dwey 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.