EncRTF Ransomware
EncRTF is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on April 1, 2014, this ransomware has been actively targeting systems worldwide.
Quick facts
How EncRTF ransomware works
File encryption patterns
EncRTF modifies encrypted files using specific patterns to mark them as encrypted:
Ransom note and payment demands
After encrypting files, EncRTF displays ransom notes demanding payment for file recovery:
notes/note.rtf
About this analysis
This EncRTF 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 EncRTF.
Last updated: December 30, 2025
Elastio detects EncRTF inside your data and backups.
The Hunt Engine uses Deep File Inspection to identify EncRTF 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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