Ransomware Research
Wcry Ransomware
Wcry 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.
Quick Facts
- Ransomware Family
- Wcry
- First Seen
- February 1, 2017
How Wcry Ransomware Works
Targeted Files
Requires C&C in TOR 857d97de22128254d7caf1041f11c380b59f662a2e7536935ee7e2529a57fb2f -> OK
File Encryption Patterns
Wcry modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..wcryRansom Note and Payment Demands
After encrypting files, Wcry displays ransom notes demanding payment for file recovery:
Ransom message:
notes/note.txt
Note locations:
LoginTechnical Indicators
Associated Executable Files
The following executable files are associated with Wcry ransomware:
MessageMessage.EXEtaskmsgr.exemyfile.exew.exe_a.1.wannacrypt.exewecry2.bin
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About This Analysis
This Wcry 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 Wcry.
Last updated: July 30, 2025