Here is the full list of all 12 iBomber Attack achievements.
Collect all of the intel in the entire game.
Complete all secondary objectives.
Complete the game.
Complete every level in the game on Hard.
Complete a level without firing a single shot.
Kill a flame thrower guy with a flame thrower.
Complete a level using only the machine gun.
Collect all of the intel in a single level.
Complete a level without dying.
Complete any level of the game.
Get full destruction on a level.
Complete a secondary objective.