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.
The bass and the instruments/synths are come from Sylenth and one shot sample.
The track contains a melodic loop from a sample pack. (Piano loop)
Except this loop, the other melodies and midi's are original.
Sample pack Splice Originals Washington Heights Latin Trap
Loop name SO_WH_105_synth_riff_vibe_Cmin