Function at 0x403d99
Capabilities:
Check if file exists
Get file attributes

Disassembly:
sub esp, 0x10
push ebx
push ebp
push esi
mov esi, dword [0x434750]
push edi
push 2
call fcn.00406abb
xor edi, edi
cmp eax, edi
je 0x403dc5
call eax
movzx eax, ax
push eax
push 0x441000
call fcn.0040660e
jmp 0x403e1f
mov ebx, 0x42caa8
push edi
push ebx
push edi
push str.Control_PanelDesktopResourceLocale
push 0x80000001
mov word [0x441000], 0x30
mov word [0x441002], 0x78
mov word [0x441004], di
call fcn.00406595
cmp word [0x42caa8], di
jne 0x403e14
push edi
push ebx
push 0x4083cc
push str..DEFAULTControl_PanelInternational
push 0x80000003
call fcn.00406595
push ebx
push 0x441000
call sub.KERNEL32.dll_lstrcatW
call fcn.0040406f
mov eax, dword [0x434758]
mov ebp, 0x43f800
and eax, 0x20
push ebp
mov dword [0x4347c0], eax
mov dword [0x4347dc], 0x10000
call fcn.0040609e
test eax, eax
jne 0x403eda
mov ecx, dword [esi + 0x48]
cmp ecx, edi
je 0x403eda
mov edx, dword [esi + 0x4c]
mov eax, dword [0x434778]
mov ebx, 0x4326e0
push edi
lea edx, [eax + edx*2]
push ebx
lea eax, [eax + ecx*2]
push edx
push eax
push dword [esi + 0x44]
call fcn.00406595
mov ax, word [0x4326e0]
cmp ax, di
je 0x403eda
cmp ax, 0x22
jne 0x403e99
mov ebx, 0x4326e2
push 0x22
push ebx
call fcn.00405fc3
mov word [eax], di
push ebx
call sub.KERNEL32.dll_lstrlenW
lea eax, [ebx + eax*2 - 8]
cmp eax, ebx
jbe 0x403ecd
push str..exe
push eax
call dword [sym.imp.KERNEL32.dll_lstrcmpiW]
test eax, eax
jne 0x403ecd
push ebx
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
je 0x403ec7
test al, 0x10
jne 0x403ecd
push ebx
call fcn.00405fe2
push ebx
call fcn.00405f96
push eax
push ebp
call fcn.004066c7
push ebp
call fcn.0040609e
test eax, eax
jne 0x403ef0
push dword [esi + 0x118]
push ebp
call fcn.00406704
push 0x8040
push edi
push edi
push 1
push 0x67
push dword [0x434740]
call dword [sym.imp.USER32.dll_LoadImageW]
mov dword [0x433728], eax
cmp dword [esi + 0x50], 0xffffffff
mov ebx, 0x4336e0
je 0x403f96
mov ecx, dword [0x434740]
mov esi, 0x40a3a8
push ebx
mov dword [0x4336e4], 0x401000
mov dword [0x4336f0], ecx
mov dword [0x4336f4], eax
mov dword [0x433704], esi
call dword [sym.imp.USER32.dll_RegisterClassW]
test ax, ax
je 0x404065
lea eax, [esp + 0x10]
push edi
push eax
push edi
push 0x30
call dword [sym.imp.USER32.dll_SystemParametersInfoW]
push edi
push dword [0x434740]
mov eax, dword [esp + 0x24]
sub eax, dword [esp + 0x1c]
push edi
push edi
push eax
mov eax, dword [esp + 0x2c]
sub eax, dword [esp + 0x24]
push eax
push dword [esp + 0x2c]
push dword [esp + 0x2c]
push 0x80000000
push edi
push esi
push 0x80
call dword [sym.imp.USER32.dll_CreateWindowExW]
mov dword [0x42ca88], eax
push edi
call fcn.0040140b
test eax, eax
je 0x403fa8
push 2
pop eax
jmp 0x404067
call fcn.0040406f
cmp dword [0x4347e0], edi
jne 0x40403c
push 5
push dword [0x42ca88]
call dword [sym.imp.USER32.dll_ShowWindow]
push str.RichEd20
call fcn.00406a4b
test eax, eax
jne 0x403fdf
push str.RichEd32
call fcn.00406a4b
mov esi, dword [sym.imp.USER32.dll_GetClassInfoW]
mov ebp, str.RichEdit20W
push ebx
push ebp
push edi
call esi
test eax, eax
jne 0x404009
push ebx
push str.RichEdit
push edi
call esi
push ebx
mov dword [0x433704], ebp
call dword [sym.imp.USER32.dll_RegisterClassW]
mov eax, dword [0x433720]
push edi
add eax, 0x69
push 0x404147
movzx eax, ax
push edi
push eax
push dword [0x434740]
call dword [sym.imp.USER32.dll_DialogBoxParamW]
push 5
mov esi, eax
call fcn.0040140b
push 1
call fcn.00403ce9
mov eax, esi
jmp 0x404067
push edi
call fcn.0040581f
test eax, eax
je 0x40405e
cmp dword [0x43370c], edi
jne 0x403fa0
push 2
call fcn.0040140b
jmp 0x403fa0
push 1
call fcn.0040140b
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret