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=USUAN1100345

MacLeod's description:

Genre: Soundtrack
Length: 3:08
Instruments: Bass guitar, Guitar, Choir, Flute, Strings
Tempo: 88

Gritty Western feel with a touch of suspense.
ISRC: US-UAN-11-00345
Dark, Intense, Mysterious, Suspenseful 2007