Ransomware Research

Unnamed Bin Ransomware

Unnamed Bin is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on November 1, 2018, this ransomware has been actively targeting systems worldwide.

Quick facts

Ransomware Family
Unnamed Bin
First Seen
November 1, 2018

How Unnamed Bin ransomware works

File encryption patterns

Unnamed Bin modifies encrypted files using specific patterns to mark them as encrypted:

Extensions added after encryption
.bin.ooc101.ooc100

Ransom note and payment demands

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

filereadme.txt
notes/readme.txt
filereadme.txt
notes/readme.txt

About this analysis

This Unnamed Bin 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 Unnamed Bin.

Last updated: December 30, 2025

Detection coverage

Elastio detects Unnamed Bin inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify Unnamed Bin 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.

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What is Unnamed Bin Ransomware? | Elastio