Who?
False flag operations are also very easy to conduct, and it's easy to blame north korea, or russia, or china, or whoever else is enemy of the day.
Economic sanctions don't generally hurt a regime, they hurt the innocent people. There will always be black markets willing to sell goods for them, but keeping the country cut off from the world is actually doing the regime a favour. Their local propaganda can blame sanctions for hurting the country and its people and the sanctions themselves restrict the flow of any information which might contradict the official line of the regime.
Biting the hand that feeds IT
