Zulkifli, often going under the "nom de guerre" "Marwan", was suspected to be in charge of the South Eastern Asian and Indonesian terrorist group called the Kumpulan Mujahidin Malaysia (KMM). The KMM is/was a part of the international terrorist organisation, Jemaah Islamiyah (JI), of which Zulkifli was believed to be part of its central command. The JI is the main cause of the devastating 2002 Bali bombings and many other attacks in South Eastern Asia of which Zulkifli's involvement in is also suspected. Abdhir also co-founded the terrorist group Khalifa Islamiyah Mindanao. He was initially wanted by the Malaysian government for the killing of a Christian member of their Parliament in 2000, which was an attack that was backed by Al-Qaeda.