Ransomware Research
DCry Ransomware
DCry is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on June 1, 2017, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: DCry 2.0.
Quick Facts
- Ransomware Family
- DCry
- First Seen
- June 1, 2017
- Known Aliases
- DCry 2.0
How DCry Ransomware Works
File Encryption Patterns
DCry modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..dcry..qwqd..dianRansom Note and Payment Demands
After encrypting files, DCry displays ransom notes demanding payment for file recovery:
HOW_TO_DECRYPT.txtREAD_ME_MY_FRIEND.txtRansom message:
notes/READ_ME_MY_FRIEND.txt
Note locations:
EveryFolderReadMeNOW.txtRansom message:
notes/ReadMeNOW.txt
Note locations:
EveryFolderTechnical Indicators
Associated Executable Files
The following executable files are associated with DCry ransomware:
Cryptor.exeCryptoLocker.exesystem.exedcry.exeDcry.exeile.exe
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About This Analysis
This DCry 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 DCry.
Last updated: July 30, 2025