My guess is that the attack could have came from students. The pro-democracy students learned that a frontal attack against the government does not work so they now have started a guerrilla war against the radical leadership. This could be the start of the first fiber revolution.
It had 4 Zero days in it and was tuned for the speeds that centrifuge drives run at. And specifically targeted at the kind of drives the Iranians were running
Students didn’t do this