Alien — Scout.rar

Is this a you read (maybe in the "WP" link above)? Is it a PDF or creative work from a specific forum?

A concept exploring a stranded alien trying to blend in with "hairless apes" (humans) while remaining a secret, playing on the paranoia of the unknown. Alien Scout.rar

This concept explores an alien scout that deems Earth "ripe for picking," only for the main force to return to find humanity has rapidly advanced to the space age. Is this a you read (maybe in the "WP" link above)