Function at 0x43b790
Capabilities:
Get file size
Read file on windows

Disassembly:
sub esp, 0x15c
mov eax, dword [0x4642d0]
xor eax, esp
mov dword [esp + 0x158], eax
mov eax, dword [esp + 0x168]
push ebx
push ebp
mov ebp, dword [esp + 0x168]
push esi
mov esi, dword [esp + 0x170]
push edi
push 0x772
push ebp
mov dword [esp + 0x24], ebp
mov dword [esp + 0x1c], esi
mov dword [esp + 0x20], eax
call dword [sym.imp.USER32.dll_GetDlgItem]
push 0
push 0x80
push 3
push 0
push 0
push 0x80000000
push esi
mov ebx, eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov edi, eax
push 0
cmp edi, 0xffffffff
jne 0x43b80f
push 0x45353c
push 0x4583c4
push ebp
call dword [sym.imp.USER32.dll_MessageBoxA]
jmp 0x43ba04
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
push esi
call fcn.0044419d
add esp, 4
mov dword [esp + 0x10], eax
lea ecx, [esp + 0x20]
push 0
push ecx
push esi
push eax
push edi
call dword [sym.imp.KERNEL32.dll_ReadFile]
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov esi, dword [esp + 0x10]
lea eax, [esp + 0x80]
push 4
mov ecx, 0x3a
lea edi, [esp + 0x84]
push 0x454b68
rep movsd dword es:[edi], dword [esi]
push eax
call fcn.004446e0
add esp, 0xc
test eax, eax
jne 0x43b9e5
cmp dword [esp + 0xc0], 0x64
jne 0x43b9e5
push dword [esp + 0x14]
mov esi, dword [sym.imp.USER32.dll_SetDlgItemTextA]
push 0x76c
push ebp
call esi
lea eax, [esp + 0xc4]
push eax
push 0x76d
push ebp
call esi
lea eax, [esp + 0xe4]
push eax
push 0x76e
push ebp
call esi
mov ecx, dword [esp + 0x18]
mov eax, dword [esp + 0x164]
mov edi, dword [sym.imp.USER32.dll_SendMessageA]
push 0
mov dword [ecx], eax
mov eax, dword [esp + 0x14]
push 0
push 0x110a
add eax, 0xe8
push ebx
mov dword [esp + 0x24], eax
call edi
mov esi, eax
mov dword [esp + 0x18], esi
test esi, esi
je 0x43b942
push esi
push 4
push 0x110a
push ebx
call edi
mov ebp, eax
test ebp, ebp
je 0x43b916
push ebp
push 1
push 0x110a
push ebx
call edi
push ebp
push 0
push 0x1101
push ebx
mov esi, eax
call edi
mov ebp, esi
test esi, esi
jne 0x43b8f4
mov esi, dword [esp + 0x18]
lea eax, [esp + 0xc4]
mov dword [esp + 0x58], 1
mov dword [esp + 0x68], eax
lea eax, [esp + 0x58]
push eax
push 0
push 0x110d
push ebx
mov dword [esp + 0x6c], esi
call edi
mov ebp, dword [esp + 0x1c]
jmp 0x43b986
lea eax, [esp + 0xc4]
mov dword [esp + 0x24], 0xffff0000
mov dword [esp + 0x3c], eax
lea eax, [esp + 0x24]
push eax
push 0
push 0x1100
push ebx
mov dword [esp + 0x38], 0xffff0002
mov dword [esp + 0x3c], 0x23
mov dword [esp + 0x54], 6
mov dword [esp + 0x58], 7
call edi
mov esi, eax
push 0xffffffffffffffff
push esi
push dword [esp + 0x1c]
push ebx
call fcn.0043b360
add esp, 0x10
push esi
push 9
push 0x110b
push ebx
call edi
push esi
push 2
push 0x1102
push ebx
call edi
mov edi, dword [sym.imp.USER32.dll_GetDlgItem]
push 1
push 0x771
push ebp
call edi
mov esi, dword [sym.imp.USER32.dll_EnableWindow]
push eax
call esi
push 1
push 0x77a
push ebp
call edi
push eax
call esi
push dword [esp + 0x10]
call fcn.00444198
add esp, 4
mov eax, 1
jmp 0x43ba06
push 0
push 0x45353c
push 0x4583e4
push ebp
call dword [sym.imp.USER32.dll_MessageBoxA]
push dword [esp + 0x10]
call fcn.00444198
add esp, 4
xor eax, eax
mov ecx, dword [esp + 0x168]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0043fe9e
add esp, 0x15c
ret