This paper model is the McDonnell Douglas F/A-18 Hornet figher, this papercraft is a version of NSAWC Gray Splinter Aggressor. It is modified from Paper-Replika's F/A-18 Hornet Blue Angels Jet version. The author is Kim.
There are other F/A-18 Hornet aircraft paper models on the website:
Boeing F/A-18F Black Lions Super Hornet
McDonnell Douglas F/A-18 Hornet
You can download this aircraft paper model from here: F/A-18C Hornet NSAWC Gray Splinter Aggressor Aircraft Paper Model