You must first speak with Naji Uday at the northern croc hunter's camp near the cliffs. After this you must find the stolen crate at the Raj'Dur Nomad area at -1665, -227, 274 . Once you click the crate three Raj'Dur Thugs will spawn and attack you. Kill them.
After this return to the crate to Naji and then return to Thara for coin and faction.