Digital Piracy Labels
If there was no such agreement then legally it might be okay, depending upon whether or not there’s an overarching law that protects the seller by default. You will have to check with a Cyberlaw expert because it might involve determining the jurisdiction. However, morally it’s won’t be correct to share the fruits of someone else’s labor for free unless they themselves want it that way.
Your original question stated legally. Then above you stated morally but also ask whether or not the crime is punishable, which is a legal matter. Which one?