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=USUAN1100124

MacLeod's description:

Genre: Jazz
Length: 1:42
Instruments: Bass, Kit, Trumpet, Tenor Sax, EP
Tempo: 120

Very cool. 014
ISRC: US-UAN-11-00124
Dark, Unnerving, Mysterious 2006