Ransomware Research

Zilla Ransomware

Zilla is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on June 1, 2017, this ransomware has been actively targeting systems worldwide.

Quick facts

Ransomware Family
Zilla
First Seen
June 1, 2017

How Zilla ransomware works

File modification behavior

Zilla updates file modification timestamps after encryption.

File encryption patterns

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

Extensions added after encryption
  • .zilla
  • .Atom

Ransom note and payment demands

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

fileOkuBeni.txt
notes/OkuBeni.txt

Location: EveryFolder

fileReadMeNow.txt
notes/ReadMeNow.txt

Location: EveryFolder

file@@BurayaBak.txt
notes/@@BurayaBak.txt

Location: EveryFolder

Technical indicators

Associated executable files

The following executable files are associated with Zilla ransomware:

  • ConsoleApplication1.exe
  • Zilla.exe
  • JAtom.exe
  • love.exe

About this analysis

This Zilla 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 Zilla.

Last updated: December 12, 2024

Detection coverage

Elastio detects Zilla inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify Zilla 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.