Four people have been arrested in connection with the crime.
His body was found with stones tied to it to weigh it down to the bottom of a lake.
A Keralite Income Tax officer's son, Sharath who was allegedly abducted from the city, was found dead on Friday, TV reports said.
Sharath had gone missing on the night of September 12 and could not be reached on his phone. The abductors, in a WhatsApp video sent to the teen's parents, got the boy to convey their demand for a ransom of Rs 50 lakh. He was privy to Sarath's movements, making it easier to kidnap him. As the family got a bit anxious, they approached the police and got a case registered. Police found the body of the victim near Rachenahalli lake. But the body surfaced in a day or two.
Son of Income Tax officer found murdered in Bangalore. The men then fished out the body and buried it near the lake.
According to a report by India Today, Sharath had left his house at Ullal on his new motorbike at 6.30 pm on September 12. he was reportedly going to meet his friends but didn't return home for the next few years.
"The boy's mother called him many times but the calls went unanswered".
In a second video that has just emerged, a anxious Sarath can be heard asking his parents to pay the ransom.