Brazilian Air Force P3AM Orion Skin, based on FAB 7203.
Works with the Military Aircraft Mod, which your can find here:
https://www.digitalcombatsimulator.com/en/files/3307071/
To install, put the folder "Brazilian Air Force" in C:\Users\%USER%\Saved Games\DCS\Mods\aircraft\Military Aircraft Mod\Liveries\P3C_Orion
Replace %USER% with your windows username.