Function at 0x450ce0
Capabilities:
Check if file exists
Create process on windows
Get common file path
Get file attributes

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x45e598
push eax
mov eax, dword [esp + 0x18]
mov dword fs:[0], esp
sub esp, 0x64
push ebp
xor ebp, ebp
push edi
mov edi, dword [esp + 0x7c]
cmp eax, ebp
je 0x450d2b
mov eax, dword [edi]
push eax
call dword [sym.imp.SHLWAPI.dll_PathIsDirectoryW]
cmp eax, ebp
jne 0x450d2b
pop edi
mov eax, 1
pop ebp
mov ecx, dword [esp + 0x64]
mov dword fs:[0], ecx
add esp, 0x70
ret
push esi
lea ecx, [esp + 0x88]
call sub.MFC42u.DLL_CString::CString_3
push 0x104
push 0x104
lea ecx, [esp + 0x90]
mov dword [esp + 0x80], ebp
call sub.MFC42u.DLL_CString::GetBuffer
push eax
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryW]
push 0xffffffffffffffff
lea ecx, [esp + 0x8c]
call sub.MFC42u.DLL_CString::ReleaseBuffer
push str.explorer.exe
lea ecx, [esp + 0x8c]
call fcn.004563b6
mov eax, dword [esp + 0x88]
mov esi, dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
push eax
call esi
cmp eax, 0xffffffff
jne 0x450dcf
push 0x473070
lea ecx, [esp + 0x8c]
call fcn.00456380
push 0x104
push 0x104
lea ecx, [esp + 0x90]
call sub.MFC42u.DLL_CString::GetBuffer
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
push str.explorer.exe
lea ecx, [esp + 0x8c]
call fcn.004563b6
push 0xffffffffffffffff
lea ecx, [esp + 0x8c]
call sub.MFC42u.DLL_CString::ReleaseBuffer
mov ecx, dword [esp + 0x88]
push ecx
call esi
cmp eax, 0xffffffff
je 0x450f9e
push 0x473070
lea edx, [esp + 0x10]
push edi
push edx
call sub.MFC42u.DLL_operator_1
mov ecx, dword [esp + 0x84]
lea edx, [esp + 0x80]
push ecx
push eax
push edx
mov byte [esp + 0x84], 1
call sub.MFC42u.DLL_operator_2
lea ecx, [esp + 0xc]
mov byte [esp + 0x78], 3
call sub.MFC42u.DLL_CString::CString
mov eax, dword [esp + 0x80]
push eax
call esi
cmp eax, 0x10
jne 0x450e5e
push str.__n_
lea ecx, [esp + 0x8c]
call fcn.004563b6
push edi
lea ecx, [esp + 0x8c]
call sub.MFC42u.DLL_CString::operator_2
jmp 0x450f4f
cmp eax, 0xffffffff
je 0x450f2c
push str.__n_
lea ecx, [esp + 0x8c]
call fcn.004563b6
lea ecx, [esp + 0x88]
push 0x472960
lea edx, [esp + 0x1c]
push ecx
push edx
call sub.MFC42u.DLL_operator_1
push 0x47295c
push eax
lea eax, [esp + 0x1c]
mov byte [esp + 0x80], 4
push eax
call sub.MFC42u.DLL_operator_1
lea ecx, [esp + 0x80]
lea edx, [esp + 0x10]
push ecx
push eax
push edx
mov byte [esp + 0x84], 5
call sub.MFC42u.DLL_operator_2
push 0x47295c
push eax
lea eax, [esp + 0x8c]
mov byte [esp + 0x80], 6
push eax
call sub.MFC42u.DLL_operator_1
push eax
lea ecx, [esp + 0x8c]
mov byte [esp + 0x7c], 7
call sub.MFC42u.DLL_CString::operator_1
lea ecx, [esp + 0x84]
mov byte [esp + 0x78], 6
call sub.MFC42u.DLL_CString::CString
lea ecx, [esp + 0x10]
mov byte [esp + 0x78], 5
call sub.MFC42u.DLL_CString::CString
lea ecx, [esp + 0x14]
mov byte [esp + 0x78], 4
call sub.MFC42u.DLL_CString::CString
lea ecx, [esp + 0x18]
mov byte [esp + 0x78], 3
call sub.MFC42u.DLL_CString::CString
jmp 0x450f4f
push 0x471c90
lea ecx, [esp + 0x8c]
call fcn.004563b6
push edi
lea ecx, [esp + 0x8c]
call sub.MFC42u.DLL_CString::operator_2
mov ebp, 1
mov ecx, 0x11
xor eax, eax
lea edi, [esp + 0x2c]
lea edx, [esp + 0x2c]
rep stosd dword es:[edi], eax
lea ecx, [esp + 0x1c]
mov dword [esp + 0x58], 0x80
push ecx
push edx
push eax
push eax
push 0x20
push eax
push eax
push eax
push eax
lea ecx, [esp + 0xac]
call sub.MFC42u.DLL_CString::GetBuffer
push eax
push 0
call dword [sym.imp.KERNEL32.dll_CreateProcessW]
lea ecx, [esp + 0x80]
mov byte [esp + 0x78], 0
call sub.MFC42u.DLL_CString::CString
jmp 0x450fa3
mov ebp, 1
lea ecx, [esp + 0x88]
mov dword [esp + 0x78], 0xffffffff
call sub.MFC42u.DLL_CString::CString
mov ecx, dword [esp + 0x70]
pop esi
mov eax, ebp
pop edi
pop ebp
mov dword fs:[0], ecx
add esp, 0x70
ret