Ransomware Research

DEDCryptor Ransomware

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

Quick facts

Ransomware Family
DEDCryptor
First Seen
June 1, 2016

How DEDCryptor ransomware works

File modification behavior

DEDCryptor updates file modification timestamps after encryption.

File encryption patterns

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

Extensions added after encryption
  • .ded

Ransom note and payment demands

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

screenshot
notes/ded.jpg

Location: Desktop

About this analysis

This DEDCryptor 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 DEDCryptor.

Last updated: February 19, 2025

Detection coverage

Elastio detects DEDCryptor inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify DEDCryptor across live data, replicated data, and backups. If this family is in your environment, Elastio finds it before encryption completes. Run a hunt against your recovery points to confirm.