Where did get the funds? Let’s play a game called follow the money.
“Where did get the funds?”
He owns a bank and a drone manufacturer. He has been using his proceeds from the bank and donations from his customers to produce about ten drones per day for the Ukrainian military.
I doubt that he expects a drone to fly from Ukraine to Moscow but it might be feasible to launch one in Mosocw and fly it or program it to fly to Red Square.