Bronze

MOUNTED DESTRUCTION
50 MOUNTED TURRET KILLS, 5 MOUNTED TURRET KILLS IN ONE GAME

COLD FRONT TOUR OF DUTY
PLAY 25 GAMES OF ARMS RUN, PLAY 25 GAMES ON EACH COLD FRONT MAP

SPECIALIZED WEAPONRY
UNLOCK ONE OF THE SPECIALIZATION-SPECIFIC WEAPONS, 25 KILLS WITH UNLOCKED PRIMARY SPECIALIZATION WEAPON

Silver

ADDITIONAL FIREPOWER
500 KILLS WITH NEW COLD FRONT WEAPONS, 50 KILL ASSISTS WITH NEW COLD FRONT WEAPONS, 25 KILLS WHILE USING A THERMAL SCOPE

SPECIALIAZED VETERAN
EARN A GOLD STAR IN YOUR PRIMARY WEAPON SPECIALIZATION, EARN A SILVER STAR IN YOUR SECONDARY WEAPON SPECIALIZATION, 50 KILLS WITH UNLOCKED PRIMARY SPECIALIZATION WEAPON

Gold

COLD FRONT DOMINATION
200 WINS ON COLD FRONT MAPS, LAUNCH 100 MISSILES IN ARMS RUN, DESTROY 100 MISSILES IN ARMS RUN, 250 MOUNTED TURRET KILLS, 25 MELEE KILLS, SPECIALIZED VETERAN, ADDITIONAL FIREPOWER, COLD FRONT TOUR OF DUTY

Source: http://www.ps3trophies.org/news-374-DLC-Added--SOCOM-Confrontation.html