It's the strategy that they don't have the smarts to figure out for themselves. And they also don't have the anti-helicopter missiles without help.
Anti-helicopter missiles, I'll grant, ultimately have a state source.
Not smart enough to figure out the strategy? Like I said, I'm glad you're not in charge.
There is a whole genre of jihadi strategic studies. You might Google "The Management of Savagery"--one of the major works of that genre has been translated into English.