Ransomware Research
Annabelle Ransomware
Annabelle is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on February 1, 2018, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Annabelle
- First Seen
- February 1, 2018
How Annabelle Ransomware Works
File Encryption Patterns
Annabelle modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..ANNABELLERansom Note and Payment Demands
After encrypting files, Annabelle displays ransom notes demanding payment for file recovery:
Ransom message:
notes/note.txt
Note locations:
OnceOnCompletionTechnical Indicators
Associated Executable Files
The following executable files are associated with Annabelle ransomware:
nbnbnbnbnbnbVichingo455@Annabelle.exeAnnabelle.exeAnnabelle_ransom.exeMrsMajor4.0.exeTrojan-Ransom.Annabelle.exeTrojan.Ransom.Annabelle.exe716335ba5cd1e7186c40295b199190e2b6655e48f1c1cbe12139ba67faa5e1ac_2.exeRansomware Annabelle.exeinstall_C#.exenbnbnbnbnbnb.exeannabelle.exeImLegend.exeAnnabelle.bin
Recovery and Decryption Tools
Good news! Decryption tools are available for Annabelle ransomware:
0
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About This Analysis
This Annabelle 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 Annabelle.
Last updated: October 30, 2025
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