What happened
Following the delivery of a cargo of rice to Phnom Penh, the aircraft was performing a descent toward Saigon Airport. During this approach phase, the plane was struck by a Strela missile. The impact caused the aircraft to crash approximately 9 km south of Mộc Hóa.
There were five fatalities among the occupants of the aircraft during the incident. No survivors were reported from the wreckage.
Findings
Investigations into the destruction of the aircraft concluded that the primary cause was the impact of ground-based missile fire while the plane was in its descent phase.