Function at 0x403f53
Capabilities:
Check if file exists
Get file attributes

Disassembly:
sub esp, 0x10
push ebx
push ebp
push esi
mov esi, dword [0x42cbd4]
push edi
push 2
call fcn.00406fd1
xor ebx, ebx
cmp eax, ebx
je 0x403f7f
call eax
movzx eax, ax
push eax
push 0x439000
call fcn.004068d5
jmp 0x403fd9
mov edi, 0x424890
push ebx
push edi
push ebx
push str.Control_PanelDesktopResourceLocale
push 0x80000001
mov word [0x439000], 0x30
mov word [0x439002], 0x78
mov word [0x439004], bx
call fcn.0040685c
cmp word [0x424890], bx
jne 0x403fce
push ebx
push edi
push 0x4083e4
push str..DEFAULTControl_PanelInternational
push 0x80000003
call fcn.0040685c
push edi
push 0x439000
call sub.KERNEL32.dll_lstrcatW
call fcn.00404249
mov eax, dword [0x42cbdc]
mov ebp, 0x437800
and eax, 0x20
push ebp
mov dword [0x42cc60], eax
mov dword [0x42cc7c], 0x10000
call fcn.0040636b
test eax, eax
jne 0x404094
mov ecx, dword [esi + 0x48]
cmp ecx, ebx
je 0x404094
mov edx, dword [esi + 0x4c]
mov eax, dword [0x42cc18]
mov edi, 0x429b60
push ebx
lea edx, [eax + edx*2]
push edi
lea eax, [eax + ecx*2]
push edx
push eax
push dword [esi + 0x44]
call fcn.0040685c
mov ax, word [0x429b60]
cmp ax, bx
je 0x404094
cmp ax, 0x22
jne 0x404053
mov edi, 0x429b62
push 0x22
push edi
call fcn.00406290
mov word [eax], bx
push edi
call sub.KERNEL32.dll_lstrlenW
lea eax, [edi + eax*2 - 8]
cmp eax, edi
jbe 0x404087
push str..exe
push eax
call dword [sym.imp.KERNEL32.dll_lstrcmpiW]
test eax, eax
jne 0x404087
push edi
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
je 0x404081
test al, 0x10
jne 0x404087
push edi
call fcn.004062af
push edi
call fcn.00406263
push eax
push ebp
call fcn.0040698e
push ebp
call fcn.0040636b
test eax, eax
jne 0x4040aa
push dword [esi + 0x118]
push ebp
call fcn.004069cb
test byte [0x42cbdc], 0x10
je 0x4040ca
cmp dword [0x42cbe0], ebx
jne 0x4040ca
call fcn.00403f32
mov dword [0x429b40], 1
push 0x8040
push ebx
push ebx
push 1
push 0x67
push dword [0x42cbc0]
call dword [sym.imp.USER32.dll_LoadImageW]
mov dword [0x42bba8], eax
cmp dword [esi + 0x50], 0xffffffff
mov edi, 0x42bb60
je 0x404170
mov ecx, dword [0x42cbc0]
mov esi, 0x40b098
push edi
mov dword [0x42bb64], 0x401000
mov dword [0x42bb70], ecx
mov dword [0x42bb74], eax
mov dword [0x42bb84], esi
call dword [sym.imp.USER32.dll_RegisterClassW]
test ax, ax
je 0x40423f
lea eax, [esp + 0x10]
push ebx
push eax
push ebx
push 0x30
call dword [sym.imp.USER32.dll_SystemParametersInfoW]
push ebx
push dword [0x42cbc0]
mov eax, dword [esp + 0x24]
sub eax, dword [esp + 0x1c]
push ebx
push ebx
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 ebx
push esi
push 0x80
call dword [sym.imp.USER32.dll_CreateWindowExW]
mov dword [0x424070], eax
push ebx
call fcn.0040140b
test eax, eax
je 0x404182
push 2
pop eax
jmp 0x404241
call fcn.00404249
cmp dword [0x42cc80], ebx
jne 0x404216
push 5
push dword [0x424070]
call dword [sym.imp.USER32.dll_ShowWindow]
push str.RichEd20
call fcn.00406f61
test eax, eax
jne 0x4041b9
push str.RichEd32
call fcn.00406f61
mov esi, dword [sym.imp.USER32.dll_GetClassInfoW]
mov ebp, str.RichEdit20W
push edi
push ebp
push ebx
call esi
test eax, eax
jne 0x4041e3
push edi
push str.RichEdit
push ebx
call esi
push edi
mov dword [0x42bb84], ebp
call dword [sym.imp.USER32.dll_RegisterClassW]
mov eax, dword [0x42bba0]
push ebx
add eax, 0x69
push 0x404321
movzx eax, ax
push ebx
push eax
push dword [0x42cbc0]
call dword [sym.imp.USER32.dll_DialogBoxParamW]
push 5
mov esi, eax
call fcn.0040140b
push 1
call fcn.00403e82
mov eax, esi
jmp 0x404241
push ebx
call fcn.00405a3b
test eax, eax
je 0x404238
cmp dword [0x42bb8c], ebx
jne 0x40417a
push 2
call fcn.0040140b
jmp 0x40417a
push 1
call fcn.0040140b
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret