Here is the full list of all 33 It Will Find You achievements.
Killed by the Monster
Flipped by the Monster (Ending 1)
Stood off against, and killed, the Monster (Ending 2)
Didn't finish off the monster.
Opened the Safe
Escaped after opening the safe (ending 3)
You can't go on. (Ending 4)
Caught with Gemini Open (Ending 5)
Killed the Monster (Ending 6)
Killed monster and discovered show (Ending 7)
Caught by drones.
Freed the Child (Ending 8)
Ate all the cookies
Threw the pot out
Vomited
Dispersed the child.
Encountered Compendium
Opened the Painting
Use the Toy Car
Found the crate site.
Triggered and Shutdown the alarm
Closed all 4 eyes
Didn't answer the phone
Answered the phone.
Found the Radio Tower
Pulled the branch.
CALLED THE POLICE
Watched the Police Fly
Found the crashed drone
Try to leave Dellich Grove
Killed the Deer and Monster with the Crowbar
Completed all endings.
Returned the duck to the lake