Function at 0x453f00
Capabilities:
Check if file exists
Get file attributes

Disassembly:
mov eax, dword [esp + 4]
sub esp, 0x43c
push ebx
push esi
mov esi, edx
push edi
cmp eax, 1
je 0x453f1d
cmp eax, 2
je 0x453f1d
xor bh, bh
jmp 0x453f1f
mov bh, 1
mov edi, dword [sym.imp.KERNEL32.dll_GetFullPathNameW]
lea eax, [esp + 0xc]
push eax
lea eax, [esp + 0x34]
push eax
push 0x104
push ecx
call edi
lea ecx, [esp + 0x30]
lea edx, [ecx + 2]
nop
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x453f40
sub ecx, edx
sar ecx, 1
je 0x453f60
cmp word [esp + ecx*2 + 0x2e], 0x5c
jne 0x453f60
xor eax, eax
mov word [esp + ecx*2 + 0x2e], ax
lea eax, [esp + 0xc]
push eax
lea eax, [esp + 0x240]
push eax
push 0x104
push esi
call edi
lea ecx, [esp + 0x23c]
lea edx, [ecx + 2]
nop
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x453f80
sub ecx, edx
sar ecx, 1
je 0x453fa6
cmp word [esp + ecx*2 + 0x23a], 0x5c
jne 0x453fa6
xor eax, eax
mov word [esp + ecx*2 + 0x23a], ax
lea eax, [esp + 0x30]
push eax
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
je 0x454170
test al, 0x10
je 0x454170
mov bl, byte [esp + 0x450]
test bl, bl
je 0x454051
movzx esi, word [esp + 0x30]
test esi, 0xffffff80
jne 0x453fee
push esi
call fcn.00498681
add esp, 4
test eax, eax
je 0x453fee
or esi, 0x20
movzx edi, word [esp + 0x23c]
test edi, 0xffffff80
jne 0x45400e
push edi
call fcn.00498681
add esp, 4
test eax, eax
je 0x45400e
or edi, 0x20
cmp si, di
jne 0x45401b
cmp word [esp + 0x32], 0x3a
je 0x454051
movzx eax, bh
lea edx, [esp + 0x23c]
push 0
push eax
lea ecx, [esp + 0x38]
call fcn.00453f00
add esp, 8
test al, al
je 0x454170
mov dl, 1
lea ecx, [esp + 0x30]
call fcn.00454180
pop edi
pop esi
pop ebx
add esp, 0x43c
ret
lea eax, [esp + 0x23c]
push eax
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
je 0x45407a
test al, 0x10
je 0x454170
test bh, bh
je 0x454170
test bl, bl
jne 0x4540c5
jmp 0x454094
test bl, bl
jne 0x4540c5
xor edx, edx
lea ecx, [esp + 0x23c]
call fcn.0043d1d0
test al, al
je 0x454170
lea ecx, [esp + 0x30]
add ecx, 0xfffffffe
nop dword [eax + eax]
mov ax, word [ecx + 2]
lea ecx, [ecx + 2]
test ax, ax
jne 0x4540a0
mov eax, dword [str..]
mov dword [ecx], eax
mov eax, dword [0x4cecc4]
mov dword [ecx + 4], eax
mov ax, word [0x4cecc8]
mov word [ecx + 8], ax
lea ecx, [esp + 0x30]
lea edx, [ecx + 2]
nop dword [eax]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x4540d0
sub ecx, edx
sar ecx, 1
xor eax, eax
mov word [esp + ecx*2 + 0x32], ax
lea ecx, [esp + 0x23c]
lea edx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x4540f0
xor eax, eax
sub ecx, edx
sar ecx, 1
xorps xmm0, xmm0
mov dword [esp + 0x10], eax
mov dword [esp + 0x2a], eax
movlpd qword [esp + 0x22], xmm0
mov word [esp + ecx*2 + 0x23e], ax
lea eax, [esp + 0x30]
mov dword [esp + 0x18], eax
lea eax, [esp + 0x23c]
mov dword [esp + 0x1c], eax
movzx eax, bl
xor eax, 1
inc eax
cmp dword [esp + 0x44c], 2
mov dword [esp + 0x14], eax
mov eax, 0x614
mov word [esp + 0x20], ax
jne 0x454156
mov eax, 0x615
mov word [esp + 0x20], ax
lea eax, [esp + 0x10]
push eax
call dword [sym.imp.SHELL32.dll_SHFileOperationW]
pop edi
test eax, eax
pop esi
sete al
pop ebx
add esp, 0x43c
ret
pop edi
pop esi
xor al, al
pop ebx
add esp, 0x43c
ret