The fact that they sent the designs to Canada, of all places, should suggest that their actions were unintentional - Canada is one of our closer military allies.
Historically Canada didn't really protect itself against foreign adversaries performing IP Theft. They might be based there due to the lax immigration system. [0] [1]
You could probably chalk it up to a home-grown file sharing repository. Instead of buying a quality commercial product they lashed together something built of free and cheap parts. It probably replicated the files to all the mentioned countries to cache them in case they were needed and the DIY system didn't check whatever security level flags were set.
