Germ (2013)

In one of every 10 movies, the U.S. army makes some kind of fatal mistake that turns out to be too costly for both them and the general population. This was one of those times.
A U.S. satellite in space gets hit by some sort of asteroid, blows up, and the pieces fall to Earth. Some of these pieces fall to a small town, and cause fire near the mountains in the forest.
The army naturally sends sends their people to deal with the issue, so that the locals wouldn’t be asking any questions.
Naturally, it all goes wrong, as the pieces that fell from the sky were contaminated with something, that soon started turning people into flesh-eating zombies…