Ransomware Research

AttackNew Ransomware

AttackNew is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on August 1, 2024, this ransomware has been actively targeting systems worldwide.

Quick facts

Ransomware Family
AttackNew
First Seen
August 1, 2024

How AttackNew ransomware works

File encryption patterns

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

Extensions added after encryption
.attacknew1

Ransom note and payment demands

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

filehow_to_back.html
notes/how_to_back.html
Location: EveryFolder

About this analysis

This AttackNew 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 AttackNew.

Last updated: December 30, 2025

Detection coverage

Elastio detects AttackNew inside your data and backups.

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

See How the Hunt Engine WorksRequest a Demo

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