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=USUAN1200061

MacLeod's description:

Genre: Horror
Length: 4:25
Instruments: Synths

Hollow creepy background pad. This is not the feel-good hit of the summer. It is more like the cheese-grater to the brain of uncomfortableness. ISRC: US-UAN-12-00061 Dark, Eerie, Mysterious, Unnerving 2012