The Brazilian Air Force Laboratory has sent data from the flight recorders of an Azerbaijan Airlines plane to Kazakh investigators. The plane crashed on December 25 near the city of Aktau, Radio Liberty reports.

Brazilian investigators have reportedly begun analyzing black boxes of the Azerbaijan Airlines Embraer E190 involved in the crash. The news comes almost two weeks after the regional aircraft operating flight J28243 from Baku to Grozny crash-landed near the city of Aktau in Kazakhstan, killing 38 people.

Azerbaijan Airlines flight J2-8243 from Baku ... crash would become known after the data from flight recorders sent to Brazil is accessed.

Kazakhstan's government told Euronews that it has decided to send the downed Azerbaijan Airlines flight recorders to Brazil for the full and transparent disclosure of the tragedy.View on euronews

In the crash’s aftermath, Azerbaijan has unleashed rare and stinging criticism of Russia, with the country’s president saying Moscow’s response has caused “surprise, regret and rightful indignation.”

Black boxes from plane crash will be delivered to Aeronautical Accidents Investigation and Prevention Center (CENIPA) in Brazil, says Kazakh Transport Ministry - Anadolu Ajansı

The voice recorders from the Brazilian-made plane were analyzed in Brasilia before the data was handed to Kazakh authorities. Meanwhile, Azerbaijan has directed unusually strong words towards Moscow.

The flight recorders of the Azerbaijan Airlines aircraft that crashed at the airport in Aktau, Kazakhstan, will be sent to Brazil for decoding. Source: Ministry of Transport of the Republic of Kazakhstan on Telegram Quote: "According to the standards of Annex 13 of the Chicago Convention,

Brazil Assisting Kazakhstan In Probe Of Downed Azerbaijan Airlines E190 is published in Aerospace Daily & Defense Report, an Aviation Week Intelligence Network (AWIN) Market Briefing and is included with your AWIN membership.

Azerbaijan’s leader on Monday accused Moscow of carrying out a “cover up” over a passenger jet crash last month that claimed 38 lives, as relations sour between the two neighbors.

Photos provided by Azerbaijani media outlet AnewZ show that the Azerbaijan Airlines plane which crashed near Aktau in Kazakhstan has signs of damage consistent with an attack from outside the aircraft.