The detainees are Jobair Ahmed Shanta of the International Relations department and Md Al Amin of Criminology department.
Both of them are third year students and inmates of Ziaur Rahman Hall.
Police arrested the duo when they were demanding money after beating Md Kaiser, driver of a sand-laden truck, around 4:30am on Saturday.
Confirming the matter, Abul Hasan, officer-in-charge of Shahbagh Police Station, said the truck was parked in front of the High Court after one of its tyres got deflated.
The accused students then approached its driver and demanded money from him.
They also beat the driver when he refused to give the money. In the meantime, Sohel Rana, helper of the truck, informed the matter to a nearby policeman, Abul Hossain said.
“We later arrested them with the help of the university's proctorial team. They were sent to a court on Saturday morning,” the OC said.
Truck helper Sohel Rana filed a case in this regard.
Contacted, DU Proctor AKM Golam Rabbani said police informed them about the incident. “University authorities will take action against them if the allegation is found to be true.”