Here is the full list of all 40 Until Dawn: Rush of Blood trophies - there are 21 bronze, 16 silver, 2 gold and 1 platinum.
Collect all trophies
Beat a previous set score on a level
Complete a level using only pistols
Finish the story on Psychotic
Finish 'Final Inferno' on Insane
Collect all the skittles
Finish 'Mines of Death' on Insane
Finish 'Ghost Town' on Insane
See all the 'Moment of sanity' sequences
Die from spider venom
Kill 20 enemies with barrels
Finish 'Psycho Cellblock' on Insane
Finish 'Hotel Hell' on Insane
Die from hitting head on a barrier
Finish 'Nightmare Descent' on Insane
Get killed by a sawblade
Finish 'Haunted Lodge' on Insane
Collect all the skittles in one level
Complete a level using only one hand
Get > 80% accuracy on a level
Finish 'Final Inferno'
Finish the story on any difficulty
Finish 'Mines of Death'
Get 100 headshots
Have picked up all weapons
Hit three targets with one shot from the Revolver
Finish 'Ghost Town'
Finish 'Psycho Cellblock'
Dual wield Machine Pistols
Blast off 100 limbs
Finish 'Hotel Hell'
Dual wield Revolvers
Reach multiplier x8
Hit three or more targets with a blast from the shotgun
Finish 'Nightmare Descent'
Dual wield Shotguns
Finish 'Haunted Lodge'
Pick up a new weapon
Shoot all the moving ducks in 'Haunted Lodge'
Reach multiplier x4