The vessel is involved in the military logistics network of the russian federation in the interests of the ministry of defense of the russian federation on the territory of Syria, in particular, for the movement of fuel and lubricants (aviation fuel) from/to the point of logistical support of the Navy of the Armed Forces of the russian federation at the ports "Tartus" and "Banyas" (Syria) ) and the port "Kavkaz" (russian federation) with the AIS signal turned off.
The vessel has been making calls to the ports of TOT Crimea (Ukraine) since 2017, involved in the transportation of petroleum products from the port of Feodosia (TOT Crimea, Ukraine) to Syria (Tartus port) in February 2024, in December 2023 with AIS turned off.
The involvement of "Yaz", which belongs to the fleet of the russian sanctioned shipping company Transpetrochart LLC, in the supply of aviation fuel for the russian troops in Syria took place after the application of sanctions in September 2016 to JSC "Sovfracht" - one of the largest independent transport and forwarding companies of russia. which acts as a key node in the military transport network of russian cargo vessels that deliver North Korean weapons to military facilities, which are then transported to weapons depots on russia's western border for use in the war against Ukraine.