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