JCoder Ransomware
JCoder is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on August 1, 2017, this ransomware has been actively targeting systems worldwide.
Quick facts
How JCoder ransomware works
File encryption patterns
JCoder modifies encrypted files using specific patterns to mark them as encrypted:
Ransom note and payment demands
After encrypting files, JCoder displays ransom notes demanding payment for file recovery:
notes/Sample videosWanaCry 2.ini
notes/WanaCry.txt
Technical indicators
Associated executable files
The following executable files are associated with JCoder ransomware:
- shosvt.exe
- Facebooke hacking email.exe
About this analysis
This JCoder 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 JCoder.
Last updated: December 30, 2025
Elastio detects JCoder inside your data and backups.
The Hunt Engine uses Deep File Inspection to identify JCoder 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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