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.
Drums, vocals, fx-es are samples.
Bass and synths are come from Nexus, VPS Avenger and one shot sample.
The track contains a melodic loop from a sample pack. (Stab loop)
Except this loop, the other melodies and midi’s are fully original.
Sample pack Audiotent - Tech House Planet
Loop name 16 CHORD STABS