https://bugs.winehq.org/show_bug.cgi?id=38239
--- Comment #3 from Austin English austinenglish@gmail.com --- err:module:LdrInitializeThunk Main exe initialization for L"Z:\Users\USER\.wine-matlab_2015a\drive_c\Program Files\MATLAB\R2015a\bin\win32\MATLAB.exe" failed, status c0000005
you need to cd to the executable's directory (also, set WINEPREFIX appropriately).
likely invalid.