If he's killed by his own side, is he still a 'martyr'?

This evening, in a village near Hebron, a trap was laid for a 30-year old who was doing business with a 'Palestinian.' As the Israeli sat in his car with 40-year old Muhammad Nufal (YNet has it as Muhammad Salamiya and says that the Israeli was supposed to sell his car) near the village of Idna, terrorists from the al-Aqsa Martyrs' Brigades - the 'armed wing' of 'moderate' 'Palestinian' President