This spider parasite is shaped somewhat like a human hand, and inspired from movies and games where hand-shaped monster parasites were a threat to a lab or spaceship.
Spider Parasite Walking Pose…
He is fully animated: Here is a render of him walking.
Spider Parasite Kranion Monster Jumping Through the Air…
…and here is a picture of the spider creature jumping.
/product/kranion-drone-headcrab-facehugger-baneling-inspired-enemy-unity-3d-game-asset/