Просто: section '.data' data readable writable
...
class.static db 'STATIC',0
himage dd ?
...
section '.code' code readable writable
start:
...
invoke CreateWindowEx,WS_EX_LEFT,class.static,0,WS_CHILD+WS_VISIBLE+SS_BITMAP+WS_BORDER,\
0,0,10,10,[hwnd],0,ecx,0
mov [himage], eax
invoke LoadBitmap,[hinstance], IDB_ABOUT
invoke SendMessage,[himage],STM_SETIMAGE,IMAGE_BITMAP,eax
...
...
section '.rsrc' resource data readable
IDB_ABOUT = 0
directory RT_BITMAP,bitmaps
resource bitmaps,\
IDB_ABOUT,LANG_RUSSIAN+SUBLANG_DEFAULT,bmp_about
bitmap bmp_about, 'resource\0.bmp'
Думаю разберешься, если хочешь могу пример написать...