Ransomware Research
WannerCry Ransomware
WannerCry is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on April 1, 2020, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: Encry.
Quick Facts
- Ransomware Family
- WannerCry
- First Seen
- April 1, 2020
- Known Aliases
- Encry
How WannerCry Ransomware Works
File Encryption Patterns
WannerCry modifies encrypted files using specific patterns to mark them as encrypted:
Prefixes added to encrypted files:
encry-Technical Indicators
Associated Executable Files
The following executable files are associated with WannerCry ransomware:
main.exe
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About This Analysis
This WannerCry 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 WannerCry.
Last updated: September 30, 2025
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