Additional Info
This may also be available in story mode, I am unsure.
Trophy: Yadira Ban (Story) SWTOR decoration, screenshots and information!
Hook: Wall Small (Green Square): The Trophy: Yadira Ban (Story) decoration fits into a small green square wall hook.
Flashpoint trophies are earned by defeating bosses in Flashpoints on different modes. Some only require you defeat the boss once, others require you to defeat that boss or the whole Flashpoint 25 times.
You can check your progress in your Achievements in the Flashpoint section under the Flashpoint for that trophy.
This may also be available in story mode, I am unsure.