Ransomware Research
GoNNaCrypt Ransomware
GoNNaCrypt is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on May 1, 2021, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: GoNNaCry.
Quick Facts
- Ransomware Family
- GoNNaCrypt
- First Seen
- May 1, 2021
- Known Aliases
- GoNNaCry
How GoNNaCrypt Ransomware Works
File Encryption Patterns
GoNNaCrypt modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..GoNNaCryRansom Note and Payment Demands
After encrypting files, GoNNaCrypt displays ransom notes demanding payment for file recovery:
GoNNaCry.htmlRansom message:
notes/GoNNaCry.html
Note locations:
DesktopTechnical Indicators
Associated Executable Files
The following executable files are associated with GoNNaCrypt ransomware:
WindowsSecurityUpdate.execompile by raminhk.exeCompil by raminhk.exeCompile by raminhk.exeCompile.exe
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About This Analysis
This GoNNaCrypt 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 GoNNaCrypt.
Last updated: July 30, 2025