Watch the Thrilling 3 Piece: 2 online guitar lesson by Ben Lacy from Two-Hand Groove Guitar
Breaking down the drum part, it's essentially a simple kick-snare-kick-snare beat. The light brush of a hi-hat on the A string dresses it up a bit. Makes it a much funkier riff.
At the end of every 8 I sneak in that 8-stroke roll we did. Makes it really slick. Gives it that "cherry on the top"!