Ransomware Research

SNSLocker Ransomware

SNSLocker is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on November 1, 2016, this ransomware has been actively targeting systems worldwide.

Quick facts

Ransomware Family
SNSLocker
First Seen
November 1, 2016

How SNSLocker ransomware works

File encryption patterns

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

Extensions added after encryption
.RSplited.RSNSLocked

Ransom note and payment demands

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

message
notes/note.txt
Location: OnceOnCompletion

Technical indicators

Associated executable files

The following executable files are associated with SNSLocker ransomware:

About this analysis

This SNSLocker 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 SNSLocker.

Last updated: December 30, 2025

Detection coverage

Elastio detects SNSLocker inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify SNSLocker 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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