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=USUAN1100853

MacLeod's description:

Genre: Soundtrack
Length: 3:52
Instruments: Percussion, Strings
Tempo: 116

Loping dissonant loopable atmospheric. Same as Chee Vee Caves, but without the brass.
ISRC: US-UAN-11-00853
Intense, Suspenseful 2011