Ransomware Research
DynA-Crypt Ransomware
DynA-Crypt is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on February 1, 2017, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: DynA CryptoLocker.
Quick Facts
- Ransomware Family
- DynA-Crypt
- First Seen
- February 1, 2017
- Known Aliases
- DynA CryptoLocker
How DynA-Crypt Ransomware Works
File Encryption Patterns
DynA-Crypt modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..cryptRansom Note and Payment Demands
After encrypting files, DynA-Crypt displays ransom notes demanding payment for file recovery:
Ransom message:
notes/note.txt
Technical Indicators
Associated Executable Files
The following executable files are associated with DynA-Crypt ransomware:
picturespack.exeEvil_File.exe
Elastio Can Help You
Don't let DynA-Crypt ransomware take over your data
Elastio provides advanced ransomware protection and recovery solutions to keep your organization safe.
About This Analysis
This DynA-Crypt 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 DynA-Crypt.
Last updated: July 30, 2025