Dhaka, Aug. 17 -- Nationals from five countries were involved in the Bangladesh Bank reserve heist that occurred in February of 2016, according to a senior official at the Criminal Investigation Department, the investigating agency of the cyber heist.

The foreign nationals involved in the crime are from Sri Lanka, the Philippines, China and the USA, said the official with in-depth knowledge of the investigation, seeking anonymity.

The investigation that has been going on for almost a decade now also found the involvement of several Bangladesh Bank officials and employees, particularly from the central bank's Information and Communication Technology Department.

Some top officials of the central bank were also involved in the heist, the ...