Music by Kevin MacLeod (original composer: Camille Saint-Saëns). Available under the Creative Commons Attribution 3.0 Unported license. Download link: https://incompetech.com/music/royalty-free/index.html?isrc=USUAN1100557

MacLeod's description:

Genre: Stings
Length: 0:04
Instruments: Full orchestra

Another 2-note hit from the interior of Danse Macabre. 005
ISRC: US-UAN-11-00557
Epic 2009