Today, Saturday, the Iranian Revolutionary Guard launched an artillery attack on the bases of anti-Iranian Kurdish militants in the Kurdistan region in northern Iraq. Iranian state television reported that the Revolutionary Guards targeted "the headquarters of the terrorists."

The Arabia reports here : https://www.google.com/amp/s/www.alarabiya.net/amp/iran/2022/09/24/%25D8%25A7%25D9%2584%25D8%25AD%25D8%25B1%25D8%25B3-%25D8%25A7%25D9%2584%25D8%25AB%25D9%2588%25D8%25B1%25D9%258A-%25D9%258A%25D9%2582%25D8%25B5%25D9%2581-%25D9%2585%25D9%2588%25D8%25A7%25D9%2582%25D8%25B9-%25D9%2584%25D9%2584%25D9%2585%25D9%2582%25D8%25A7%25D8%25AA%25D9%2584%25D9%258A%25D9%2586-%25D8%25A7%25D9%2584%25D8%25A3%25D9%2583%25D8%25B1%25D8%25A7%25D8%25AF-%25D9%2581%25D9%258A-%25D8%25A7%25D9%2584%25D8%25B9%25D8%25B1%25D8%25A7%25D9%2582

Of course the reason actually is that they are Kurdish and Iran doesn't want the Kurdish separatists to get any ideas while the central government is being facked because of the current protest and the uprising that are having because of the internal policies