Police have registered a case against a cadet of the National Cadet Corps (NCC) after a viral video showed him mercilessly thrashing some junior cadets during a physical training session at a college in Maharashtra`s Thane city, an official told news agency PTI on Saturday.

The case was registered against the student under Indian Penal Code (IPC) section 323 (voluntarily causing hurt) at the Thane Nagar police station on Friday night after the police took suo motu cognisance of the matter, the official told PTI.