Function at 0x403f89
Capabilities:
Check if file exists
Get file attributes

Disassembly:
sub esp, 0x10
push ebx
push ebp
push esi
mov esi, dword [0x4378d4]
push edi
push 2
call fcn.00407007
xor ebx, ebx
cmp eax, ebx
je 0x403fb5
call eax
movzx eax, ax
push eax
push 0x444000
call fcn.0040690b
jmp 0x40400f
mov edi, 0x42e3f8
push ebx
push edi
push ebx
push str.Control_PanelDesktopResourceLocale
push 0x80000001
mov word [0x444000], 0x30
mov word [0x444002], 0x78
mov word [0x444004], bx
call fcn.00406892
cmp word [0x42e3f8], bx
jne 0x404004
push ebx
push edi
push 0x4083e4
push str..DEFAULTControl_PanelInternational
push 0x80000003
call fcn.00406892
push edi
push 0x444000
call sub.KERNEL32.dll_lstrcatW
call fcn.0040427f
mov eax, dword [0x4378dc]
mov ebp, 0x442800
and eax, 0x20
push ebp
mov dword [0x437960], eax
mov dword [0x43797c], 0x10000
call fcn.004063a1
test eax, eax
jne 0x4040ca
mov ecx, dword [esi + 0x48]
cmp ecx, ebx
je 0x4040ca
mov edx, dword [esi + 0x4c]
mov eax, dword [0x437918]
mov edi, 0x434860
push ebx
lea edx, [eax + edx*2]
push edi
lea eax, [eax + ecx*2]
push edx
push eax
push dword [esi + 0x44]
call fcn.00406892
mov ax, word [0x434860]
cmp ax, bx
je 0x4040ca
cmp ax, 0x22
jne 0x404089
mov edi, 0x434862
push 0x22
push edi
call fcn.004062c6
mov word [eax], bx
push edi
call sub.KERNEL32.dll_lstrlenW
lea eax, [edi + eax*2 - 8]
cmp eax, edi
jbe 0x4040bd
push str..exe
push eax
call dword [sym.imp.KERNEL32.dll_lstrcmpiW]
test eax, eax
jne 0x4040bd
push edi
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
je 0x4040b7
test al, 0x10
jne 0x4040bd
push edi
call fcn.004062e5
push edi
call fcn.00406299
push eax
push ebp
call fcn.004069c4
push ebp
call fcn.004063a1
test eax, eax
jne 0x4040e0
push dword [esi + 0x118]
push ebp
call fcn.00406a01
test byte [0x4378dc], 0x10
je 0x404100
cmp dword [0x4378e0], ebx
jne 0x404100
call fcn.00403f68
mov dword [0x434840], 1
push 0x8040
push ebx
push ebx
push 1
push 0x67
push dword [0x4378c0]
call dword [sym.imp.USER32.dll_LoadImageW]
mov dword [0x4368a8], eax
cmp dword [esi + 0x50], 0xffffffff
mov edi, 0x436860
je 0x4041a6
mov ecx, dword [0x4378c0]
mov esi, 0x40b098
push edi
mov dword [0x436864], 0x401000
mov dword [0x436870], ecx
mov dword [0x436874], eax
mov dword [0x436884], esi
call dword [sym.imp.USER32.dll_RegisterClassW]
test ax, ax
je 0x404275
lea eax, [esp + 0x10]
push ebx
push eax
push ebx
push 0x30
call dword [sym.imp.USER32.dll_SystemParametersInfoW]
push ebx
push dword [0x4378c0]
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 [0x42dbd8], eax
push ebx
call fcn.0040140b
test eax, eax
je 0x4041b8
push 2
pop eax
jmp 0x404277
call fcn.0040427f
cmp dword [0x437980], ebx
jne 0x40424c
push 5
push dword [0x42dbd8]
call dword [sym.imp.USER32.dll_ShowWindow]
push str.RichEd20
call fcn.00406f97
test eax, eax
jne 0x4041ef
push str.RichEd32
call fcn.00406f97
mov esi, dword [sym.imp.USER32.dll_GetClassInfoW]
mov ebp, str.RichEdit20W
push edi
push ebp
push ebx
call esi
test eax, eax
jne 0x404219
push edi
push str.RichEdit
push ebx
call esi
push edi
mov dword [0x436884], ebp
call dword [sym.imp.USER32.dll_RegisterClassW]
mov eax, dword [0x4368a0]
push ebx
add eax, 0x69
push 0x404357
movzx eax, ax
push ebx
push eax
push dword [0x4378c0]
call dword [sym.imp.USER32.dll_DialogBoxParamW]
push 5
mov esi, eax
call fcn.0040140b
push 1
call fcn.00403eb8
mov eax, esi
jmp 0x404277
push ebx
call fcn.00405a71
test eax, eax
je 0x40426e
cmp dword [0x43688c], ebx
jne 0x4041b0
push 2
call fcn.0040140b
jmp 0x4041b0
push 1
call fcn.0040140b
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret