Two suicide bombers in police uniform detonated themselves after a firefight with Syrian security officers in the coastal town of Tartus on January 1.
Security services had successfully prevented terrorists from entering a crowded area of the town.
Two officers were killed as result of the incident.
No group has taken responsibility for the attack.
Tartus is a major government stronghold in the province of Latakia. The Russian naval facility involved into anti-terrorist operations in Syria is located near the town.