suspicious stats, high HSKR on LMG, most probably aimbot.

76 kills, 59 headshots: http://battlelog.battlefield.com/bf4/battlereport/show/1/1042630632603258880/1776463046/

44 kills, 34 headshots: http://battlelog.battlefield.com/bf4/battlereport/show/1/1042130514048659648/1776463046/

45 kills, 38 headshots: http://battlelog.battlefield.com/bf4/battlereport/show/1/1042136007173419200/1776463046/

85 kills, 54 headshots: http://battlelog.battlefield.com/bf4/battlereport/show/1/1042140686552871104/1776463046/

https://bf4db.com/player/1776463046/snapshot/16420