Nipen Nath, a class six student of Changsari High School was missing since yesterday afternoon and at 10 PM his abductor Deepjyoti Kalita demanded Rs 10 lakh from the boy's father for his release, police said.
Tracing his mobile tower, Deepjyoti was arrested today and after confessing his crime he led the police to the boy's body which he had concealed in a box in his house near that of Nipen.
The owner of the house where he was a tenant was also arrested.
Enraged over the incident, local people gheraoed Changsari police station demanding punishment to the culprit.