Dhaka Metropolitan Magistrate Tofazzal Hossain recorded his ‘confessional’ statement in the afternoon. The court also sent him to jail.
Mojnu, 30, was put on a seven-day remand in the case on January 9.
He raped the DU student in the city’s Kurmitola area on January 5.
Mojnu choked the girl and dragged her to a nearby bush where he hit her and tried to kill her after rape. He also looted victim’s belongings, including a handset and a bag.
The incident sparked widespread protests at Dhaka University and elsewhere across the country.
Rapid Action Battalion (Rab) tracked the victim’s phone and arrested Mojnu from Shewra in the city on January 8.
Later, he was handed over to the Detective Branch of police, who showed him arrested in a case filed by the victim’s father with Cantonment Police Station.
According to Rab, Mojnu is a serial rapist and he used to rape physically-challenged women and beggars.