The base is original from the producer (chords and melodies), but is complemented with elements that complement the song that come from samplepacks, usually, vocal chops, guitars, wobbles sections, glitch effects. It is the standard in which most of producers work, in a project you will find MIDI files made by the producer, but also melodic loops.
808 bass made from serum, contains a single layer. The chords and melody sounds are from Omnisphere and from Nexus3.
Instrument Hi Hats
Sample pack Cymatics - Drip Sample Pack
Loop name Cymatics - Drip Hihat Loop 10 - 160 bpm