According to the head of the Philippine Armed Forces, General Eduardo Año, he was killed on 7 June 2017 during the Battle of Marawi in the Philippines.[4][5] It was alleged Mahmud funelled over 30 million pesos from the Islamic State to gain firearms, food and other supplies to finance the militants' siege on Marawi. However, Malaysian police chief Khalid Abu Bakar said he believed Mahmud is still alive.[6]