A 10-year-old girl was allegedly molested by a 20-year-old youth at Naoghat along the banks of river Dhansiri in Karbi Anglong district.
Police sources said the minor was returning from school when the youth dragged her into a nearby grove along the road.
The accused, identified as Deb Tati of Bokajan, reportedly tried to molest the victim girl but she somehow managed to escape.
The accused had also allegedly threatened the victim of dire consequences if she reveals the matter to anyone.
The news of attempted rape spread like wildfire and angry the locals gheraoed the house of accused and severely thrashed him before handing him over to police.
A case under POCSO Act and section 354 (A) of the IPC has been registered against the accused.