Files with windows10 file extension may be usually found as files encrypted by variant of the Shade ransomware.
WINDOWS10 file extension - Shade ransomware affected data
What is windows10 file? How to open windows10 files?
File type specification:
The windows10 file extension is infamously associated with a variant of a ransomware labeled as Shade that is distributed via e-mails, encrypts users files and them demands ransom in bitcoins for their recovery.