 An organization under the name Arab Revolutionary Brigades claimed responsibility.It is estimated that Abu Nidal Organization (ANO) was behind the assassination attempt.The CIA reported that Jarallah's published views were "pro-Saudi, pro-egyptian, and critical of Palestinian extremism, the Iranian regime, and Iraq's territorial ambitions in Kuwait"

On 11 December 2003, Al-Jarallah's secretary at Al-Seyassah was injured when he opened a large envelope addressed to Jarallah, sent from Beirut, Lebanon.