What is happening here is a response to over zealous Israeli proclamation about Iran and Iranians. Several months ago Netanyahu presented to Obama a book on Esther and Mordachai, claiming Iranians were going to destroy the jews back then and they are going to do it now. This was the reply. I think there is more to come probably.
U.S. warns governments, bankers Iran sanctions still in place (Reuters)
from the article: Iranian VP: Zionists, Talmud behind the international illicit drug trade