Here is the full list of all 10 DreadOut: Keepers of The Dark achievements.
Play KOTD for 2 hours
Open the Hidden Big Door
Banish 1st Keeper
Banish 4 Keepers
Banish 8 Keepers
Banish all Keepers
Defeat 'Ceramic Woman' without damaging her decoys
Defeat 'Susuk Lady' with 10 'Susuk Needles' or less
Finish the lost chapter
View All Linda's Past Projections in Limbo