Ransomware Research

Paws Ransomware

Paws is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on June 1, 2025, this ransomware has been actively targeting systems worldwide.

Quick facts

Ransomware Family
Paws
First Seen
June 1, 2025

How Paws ransomware works

File modification behavior

Paws updates file modification timestamps after encryption.

File encryption patterns

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

Extensions added after encryption
  • .paws

Ransom note and payment demands

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

fileREAD_ME_PAWS.txt
notes/READ_ME_PAWS.txt

Location: Desktop

Technical indicators

Associated executable files

The following executable files are associated with Paws ransomware:

  • PawsLocker.exe
  • PawsLocker Sample.exe

About this analysis

This Paws 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 Paws.

Last updated: August 28, 2025

Detection coverage

Elastio detects Paws inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify Paws 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.