Ransomware Research
Cylance Ransomware
Cylance is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on March 1, 2023, this ransomware has been actively targeting systems worldwide.
Quick Facts
- Ransomware Family
- Cylance
- First Seen
- March 1, 2023
How Cylance Ransomware Works
File Encryption Patterns
Cylance modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..Cylance..LatticeRansom Note and Payment Demands
After encrypting files, Cylance displays ransom notes demanding payment for file recovery:
CYLANCE_README.txtRansom message:
notes/CYLANCE_README.txt
Note locations:
EveryFolderLATTICE_README.txtTechnical Indicators
Associated Executable Files
The following executable files are associated with Cylance ransomware:
vbc.exe327339___490a2d09-f929-42da-8cd8-351fda833826.exe.execylance.exeCrypter.exeCrypter.exe2276608___be4c74b6-64fb-40af-b35d-299f2416f0ec.exewindows.exe
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About This Analysis
This Cylance 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 Cylance.
Last updated: July 30, 2025