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=USUAN1100443

MacLeod's description:

Genre: Contemporary
Length: 5:45
Instruments: Contrabass Bassoon, Oboe, Violins, Percussion

A very nice piece with repeated themes... not sure what one should expect, given the instrumentation of this piece - but it probably won't disappoint. 035
ISRC: US-UAN-11-00443
Dark, Eerie, Mysterious, Suspenseful, Unnerving 2008