Function at 0x403bf4
Capabilities:
Check if file exists
Get file attributes

Disassembly:
mov eax, dword [0x44bb10]
add esp, 0xffffffec
and eax, 0x20
push ebx
push ebp
push esi
mov esi, dword [0x44bb08]
push edi
mov dword [0x44bb80], eax
call fcn.00403e70
mov ebp, 0x476000
push ebp
call fcn.00405ec1
xor ebx, ebx
or eax, eax
jne 0x403ca8
mov ecx, dword [esi + 0x48]
cmp ecx, ebx
je 0x403ca8
mov edi, 0x43ba80
mov eax, dword [0x44bb38]
mov edx, dword [esi + 0x4c]
add edx, eax
add ecx, eax
push edi
push edx
push ecx
push dword [esi + 0x44]
call fcn.004061cd
mov al, byte [0x43ba80]
cmp al, bl
je 0x403ca8
cmp al, 0x22
jne 0x403c67
push 0x22
mov edi, 0x43ba81
push edi
call fcn.00405e0a
mov byte [eax], bl
push edi
call fcn.004062eb
lea eax, [eax + edi - 4]
cmp eax, edi
jbe 0x403c9b
push str..exe
push eax
call dword [sym.imp.KERNEL32.dll_lstrcmpiA]
test eax, eax
jne 0x403c9b
push edi
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
je 0x403c95
test al, 0x10
jne 0x403c9b
push edi
call fcn.00405e26
push edi
call fcn.00405ddf
push eax
push ebp
call fcn.004062da
push ebp
call fcn.00405ec1
or eax, eax
jne 0x403cbe
push dword [esi + 0x130]
push ebp
call fcn.00406309
test byte [0x44bb10], 0x10
push 1
pop edi
je 0x403cdd
cmp dword [0x44bb14], ebx
jne 0x403cdd
call fcn.00403bd3
mov dword [0x43ba60], edi
push 0x8040
push ebx
push ebx
push edi
push 0x67
push dword [0x44bb00]
call dword [sym.imp.USER32.dll_LoadImageA]
mov ebp, 0x447aa0
mov dword [0x447ae8], eax
cmp dword [esi + 0x50], 0xffffffff
je 0x403d90
mov ecx, dword [0x44bb00]
mov dword [0x447ab4], eax
lea eax, [esp + 0x10]
push ebp
mov dword [esp + 0x14], 0x624e5f
mov dword [0x447aa4], 0x401000
mov dword [0x447ab0], ecx
mov dword [0x447ac4], eax
call dword [sym.imp.USER32.dll_RegisterClassA]
test ax, ax
je 0x403e66
lea eax, [esp + 0x14]
push ebx
push eax
push ebx
push 0x30
call dword [sym.imp.USER32.dll_SystemParametersInfoA]
push ebx
push dword [0x44bb00]
mov eax, dword [esp + 0x28]
sub eax, dword [esp + 0x20]
push ebx
push ebx
push eax
mov esi, dword [esp + 0x30]
sub esi, dword [esp + 0x28]
push esi
lea eax, [esp + 0x28]
push dword [esp + 0x30]
push dword [esp + 0x30]
push 0x80000000
push ebx
push eax
push 0x80
call dword [sym.imp.USER32.dll_CreateWindowExA]
mov dword [0x4354b4], eax
push ebx
call fcn.00401518
or eax, eax
je 0x403da2
push 2
pop eax
jmp 0x403e68
call fcn.00403e70
cmp dword [0x44bba0], ebx
jne 0x403e3e
push 5
push dword [0x4354b4]
call dword [sym.imp.USER32.dll_ShowWindow]
mov edi, dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov esi, str.RichEd20.dll
push esi
call edi
test eax, eax
jne 0x403ddf
push esi
mov word [0x40a86a], 0x3233
call edi
mov edi, 0x40a858
mov esi, dword [sym.imp.USER32.dll_GetClassInfoA]
push ebp
push edi
push ebx
call esi
or eax, eax
jne 0x403e12
push ebp
push edi
push ebx
mov byte [0x40a860], bl
call esi
push ebp
mov dword [0x447ac4], edi
mov byte [0x40a860], 0x32
call dword [sym.imp.USER32.dll_RegisterClassA]
mov eax, dword [0x447ae0]
add eax, 0x69
movzx eax, ax
push ebx
push 0x403f5a
push ebx
push eax
push dword [0x44bb00]
call dword [sym.imp.USER32.dll_DialogBoxParamA]
mov esi, eax
push 5
call fcn.00401518
mov eax, esi
jmp 0x403e68
push ebx
call fcn.0040568d
or eax, eax
je 0x403e60
cmp dword [0x447acc], ebx
jne 0x403d9a
push 2
call fcn.00401518
jmp 0x403d9a
push edi
call fcn.00401518
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
sub esp, 0xffffffec
ret