Shadows of the Anomaly

Tonny is a boy that has been having nightmares since he moved into his new house, he and a few friends discover an abandoned building in the middle of the woods near their school camp, in this building, they encounter a creepy monster that is the size of a bear, looks as if it was a phisichal 3d shadow, has a smiley (yet uncanny) face, has glowing white eyes, sharp teeh and its legs and arms are replaced with sharp paws that look like praying mantis paws. The monster can create illusions/hallucinations, interfere with radio and static.