Function at 0x4042a8
Capabilities:
Check if file exists
Get file attributes

Disassembly:
mov eax, dword [0x42ec30]
sub esp, 0x10
and eax, 0x20
push ebx
push ebp
push esi
mov esi, dword [0x42ec28]
push edi
mov dword [0x42ec80], eax
call fcn.0040452e
mov ebp, 0x434400
push ebp
call fcn.004064ad
xor ebx, ebx
test eax, eax
jne 0x404373
mov ecx, dword [esi + 0x40]
cmp ecx, ebx
je 0x404373
mov edx, dword [esi + 0x44]
mov eax, dword [0x42ec58]
mov edi, 0x42dbc0
add edx, eax
push edi
add ecx, eax
push edx
push ecx
push dword [esi + 0x3c]
call fcn.004067c1
mov al, byte [0x42dbc0]
cmp al, bl
je 0x404373
cmp al, 0x22
mov ebp, edi
jne 0x40432f
push edi
mov edi, dword [sym.imp.USER32.dll_CharNextA]
call edi
mov ebp, eax
jmp 0x404327
cmp cl, 0x22
je 0x40432d
push eax
call edi
mov cl, byte [eax]
cmp cl, bl
jne 0x40431f
mov byte [eax], bl
push ebp
call sub.KERNEL32.dll_lstrlenA
lea eax, [eax + ebp - 4]
cmp eax, ebp
jbe 0x404363
push str..exe
push eax
call dword [sym.imp.KERNEL32.dll_lstrcmpiA]
test eax, eax
jne 0x404363
push ebp
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
je 0x40435d
test al, 0x10
jne 0x404363
push ebp
call fcn.00406409
push ebp
push 0x434400
call sub.KERNEL32.dll_lstrcpyA
mov ebp, 0x434400
push ebp
call fcn.004064ad
test eax, eax
jne 0x404389
push dword [esi + 0x10c]
push ebp
call fcn.004068d9
push 0x8040
push ebx
push ebx
push 1
push 0x67
push dword [0x42ec20]
call dword [sym.imp.USER32.dll_LoadImageA]
mov dword [0x42e408], eax
cmp dword [esi + 0x48], 0xffffffff
mov edi, 0x42e3c0
je 0x40442f
mov ecx, dword [0x42ec20]
mov ebp, 0x4092f4
push edi
mov dword [0x42e3c4], 0x401e32
mov dword [0x42e3d0], ecx
mov dword [0x42e3d4], eax
mov dword [0x42e3e4], ebp
call dword [sym.imp.USER32.dll_RegisterClassA]
test ax, ax
je 0x404524
lea eax, [esp + 0x10]
push ebx
push eax
push ebx
push 0x30
call dword [sym.imp.USER32.dll_SystemParametersInfoA]
push ebx
push dword [0x42ec20]
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 ebp
push 0x80
call dword [sym.imp.USER32.dll_CreateWindowExA]
mov dword [0x42b608], eax
mov eax, dword [0x42b608]
push ebx
mov dword [0x42ec24], eax
push dword [esi + 0x64]
call fcn.00402031
test eax, eax
je 0x40444e
xor eax, eax
inc eax
jmp 0x404526
call fcn.0040452e
cmp dword [0x42ec9c], ebx
mov dword [0x42ec24], ebx
jne 0x4044f7
push 5
push dword [0x42b608]
call dword [sym.imp.USER32.dll_ShowWindow]
mov ebp, dword [sym.imp.KERNEL32.dll_LoadLibraryA]
push str.RichEd20.dll
call ebp
test eax, eax
jne 0x404494
push str.RichEd20.dll
mov word [0x4092ea], 0x3233
call ebp
mov ebp, str.RichEdit20A
push edi
push ebp
push ebx
call dword [sym.imp.USER32.dll_GetClassInfoA]
test eax, eax
jne 0x4044c9
push edi
push ebp
push ebx
mov byte [0x4092e0], bl
call dword [sym.imp.USER32.dll_GetClassInfoA]
push edi
mov dword [0x42e3e4], ebp
mov byte [0x4092e0], 0x32
call dword [sym.imp.USER32.dll_RegisterClassA]
mov eax, dword [0x42e400]
push ebx
add eax, 0x69
push 0x4045e9
movzx eax, ax
push ebx
push eax
push dword [0x42ec20]
call dword [sym.imp.USER32.dll_DialogBoxParamA]
push ebx
mov edi, eax
push dword [esi + 0x78]
call fcn.00402031
mov eax, edi
jmp 0x404526
push ebx
call fcn.00405e99
test eax, eax
je 0x40451b
cmp dword [0x42e3ec], ebx
jne 0x404446
push ebx
push dword [esi + 0x6c]
call fcn.00402031
jmp 0x404446
push ebx
push dword [esi + 0x68]
call fcn.00402031
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret