Ransomware Research

Nlb Ransomware

Nlb is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on January 1, 2023, this ransomware has been actively targeting systems worldwide.

Quick Facts

Ransomware Family
Nlb
First Seen
January 1, 2023

How Nlb Ransomware Works

Targeted Files

Full extension -> .id-C63F241F.[Rileyb0707@aol.com].nlb

File Encryption Patterns

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

File extensions added after encryption:

..nlb

Ransom Note and Payment Demands

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

fileInfo.hta

Ransom message:

notes/Info.hta

Note locations:

StartUp
fileFILES ENCRYPTED.txt

Ransom message:

notes/FILES ENCRYPTED.txt

Note locations:

RootDiscsDesktop

Technical Indicators

Associated Executable Files

The following executable files are associated with Nlb ransomware:

  • program.exe
  • software.exe
  • file.exe

Elastio Can Help You

Don't let Nlb ransomware take over your data

Elastio provides advanced ransomware protection and recovery solutions to keep your organization safe.

Learn MoreRequest a Demo

About This Analysis

This Nlb ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery solutions, helping organizations defend against and recover from ransomware attacks like Nlb.

Last updated: July 30, 2025

Recent Ransomware

Explore other threats in our database

View all ransomware
What is Nlb Ransomware? | Elastio