Music by Kevin MacLeod. Available under the Creative Commons Attribution 3.0 Unported license. Download link: https://incompetech.com/music/royalty-free/index.html?isrc=USUAN1100574

MacLeod's description:

Genre: Horror
Length: 1:24
Instruments: Piano, Synths

Simple piano theme drives this, but it sometimes buried under unnerving textures. 7/4 time, rubato. 038
ISRC: US-UAN-11-00574
Dark, Eerie, Intense, Mysterious, Mystical, Suspenseful, Unnerving 2009