Files with Whereisyourfiles suffix are encrypted files that had their suffix renamed by the one of the variant of Samas/SamSam ransomware.
WHEREISYOURFILES file extension - Samas/SamSam ransomware affected file
What is Whereisyourfiles file? How to open Whereisyourfiles files?
File type specification:
File extension Whereisyourfiles is used by some of the later variants of Samas/SamSam ransomware which first appeared in late December 2016.
It also drops a ransomware note called WHERE-YOUR-FILES.html in affected folders.