Silky cat-shaped mammal with beautiful spots fur is grey or brown unusual scent?

It sounds like you are describing the serval, a medium-sized wild cat native to Africa. Servals have a distinctive coat with beautiful spots and stripes, typically in shades of golden or brown. They are known for their long legs and large ears, which help them hear prey from a distance. Additionally, servals have a unique scent that can be described as musky, which they use for communication and marking territory.