The three accused were arrested.
Zishan, son of a cloth trader, was abducted on June 30 from outside his house.
Yesterday, his body was recovered from Hathras following which which the angry locals vandalised and torched the house of the accused Nazim and his brothers Sonu and Wasim.
Three women who were feared trapped in the house were rescued and fire was extinguished, police said.
With the help of surveillance, police nabbed the kidnappers when they called up Zishan's family demanding a ransom of Rs 5 lakh.