Masoud Keshmiri ( ) was a member of the People 's Mujahedin of Iran ( MEK ) who infiltrated the Islamic Republican Party ( IRP ) and come up through the ranks , reaching the position of secretary of the Supreme National Security Council , before planting an incendiary bomb in his briefcase that blew up the Prime Minister 's office in 1981 . Victims of the explosion were President Mohammad-Ali Rajaei and Prime Minister Mohammad-Javad Bahonar among others
blew up the Prime Minister 's office
1981 Iranian Prime Minister's office bombing
Masoud Keshmiri