Gulshan has been involved in the attack by a man named Sohel Mahfuz Counter-Terrorism Unit. Before the attack, another militant was identified as Gulshan Sohel

Mahfuz. A top member of the old section of the JMB. He claimed to have provided Gulshan grenade attack law enforcers. Sohel Mahfuz, however, are still missing. The Counter-Terrorism and Transnational Crime Unit chief Monirul Islam said. He said, Gulshan Sohel Mahfuz grenades used in the attack had provided information that has been found. The old section was associated with JMB. 'Neo JMB called the new operation has been started by the militants. We have proof of his involvement with this urgency.