Countries without formal extradition agreements can still opt to extradite individuals, but they make such decisions on a case-by-case basis rather than being bound by treaty obligations. Con fact, these Gulf countries have publically communicated that they are not very enthusiastic about foreign nationals using their countries as escape destinations. https://socialrator.com/story9006004/indicatori-sulla-countries-with-no-us-extradition-treaty-si-deve-sapere