This livery depicts a Douglas A-20B-DL, SerNo. 41-3665, Code: #72 of the 86th BS, 47th BG, 12th AF based at Youks-les-Bains airfield, Algeria, 6 January 1943. (In the attached photograph, 41-3157 is the aircraft with only the tail showing.
A generic version with Bort numbers enabled is included. Place in \Saved Games\DCS.openbeta\Liveries\A-20G. (Create an A-20G folder if you don't have one).