Ransomware Research

JuicyLemon Ransomware

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

Quick Facts

Ransomware Family
JuicyLemon
First Seen
May 1, 2016

How JuicyLemon Ransomware Works

Targeted Files

.id-2049328224_email1_support@juicylemon.biz_email2_provectus@protonmail.com_BitMessage_BM-NBRCUPTenKgYbLVCAfeVUHVsHFK6Ue2F

File Encryption Patterns

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

File extensions added after encryption:

./\.id-\d{9}_\b/._sos@juicylemon.biz._BM-NBRCUPTenKgYbLVCAfeVUHVsHFK6Ue2F

Ransom Note and Payment Demands

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

fileRESTORE FILES.txt

Ransom message:

notes/RESTORE FILES.txt

Note locations:

EveryFolder
fileJUICYLEMON INFO.txt

Ransom message:

notes/JUICYLEMON INFO.txt

Note locations:

EveryFolder

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About This Analysis

This JuicyLemon 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 JuicyLemon.

Last updated: July 30, 2025

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