Function at 0x4903b0
Capabilities:
Extract resource via kernel32 functions
Get file size
Read file on windows

Disassembly:
push ecx
push ebx
push ebp
push esi
push edi
mov esi, ecx
call fcn.004eeab0
test eax, eax
je 0x490427
lea ecx, [esi + 0x10]
push 1
push ecx
mov ecx, eax
call fcn.004f0340
test eax, eax
je 0x490427
mov ecx, dword [eax + 4]
push 0x10
mov dword [esi + 0x22c], ecx
mov edx, dword [eax + 8]
mov dword [esi + 0x230], edx
call sub.gdiplus.dll_GdipAlloc
mov edi, eax
test edi, edi
je 0x49041a
lea eax, [edi + 4]
mov dword [edi], 0x51a7fc
push eax
mov dword [eax], 0
lea eax, [esi + 0x220]
push eax
call sub.gdiplus.dll_GdipLoadImageFromStream
mov dword [edi + 8], eax
mov dword [esi + 0x21c], edi
jmp 0x49059c
xor edi, edi
mov dword [esi + 0x21c], edi
jmp 0x49059c
mov eax, dword [esi + 0xc]
test eax, eax
je 0x4904d3
lea ecx, [esi + 0x10]
push 0x83e
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_FindResourceW]
mov ebx, eax
test ebx, ebx
je 0x49059c
mov ecx, dword [esi + 0xc]
push ebx
push ecx
call dword [sym.imp.KERNEL32.dll_LoadResource]
mov edi, eax
test edi, edi
je 0x4904c7
mov edx, dword [esi + 0xc]
push ebx
push edx
call dword [sym.imp.KERNEL32.dll_SizeofResource]
push edi
mov ebp, eax
call dword [sym.imp.KERNEL32.dll_LockResource]
test eax, eax
je 0x4904c7
mov dword [esi + 0x230], eax
push 0x10
mov dword [esi + 0x22c], ebp
call sub.gdiplus.dll_GdipAlloc
mov edi, eax
test edi, edi
je 0x4904bf
lea eax, [edi + 4]
mov dword [edi], 0x51a7fc
push eax
mov dword [eax], 0
lea eax, [esi + 0x220]
push eax
call sub.gdiplus.dll_GdipLoadImageFromStream
mov dword [edi + 8], eax
push ebx
mov dword [esi + 0x21c], edi
call dword [sym.imp.KERNEL32.dll_FreeResource]
jmp 0x49059c
xor edi, edi
mov dword [esi + 0x21c], edi
push ebx
call dword [sym.imp.KERNEL32.dll_FreeResource]
jmp 0x49059c
push 0
push 0x20
push 3
push 0
lea eax, [esi + 0x10]
push 1
push SysReAllocStringLen
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebp, eax
cmp ebp, 0xffffffff
je 0x49059c
push 0
push ebp
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov edi, eax
test edi, edi
jbe 0x490595
push edi
call sub.MSVCRT.dll_void____cdecl_operator_new_unsigned_int_
mov ebx, eax
add esp, 4
test ebx, ebx
je 0x490595
lea ecx, [esp + 0x10]
push 0
push ecx
push edi
push ebx
push ebp
mov dword [esp + 0x24], 0
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x49058c
cmp edi, dword [esp + 0x10]
jne 0x49058c
mov dword [esi + 0x230], ebx
mov dword [esi + 0x22c], edi
push 0x10
mov byte [esi + 0x224], 1
call sub.gdiplus.dll_GdipAlloc
mov edi, eax
test edi, edi
je 0x490582
lea eax, [edi + 4]
lea edx, [esi + 0x220]
push eax
push edx
mov dword [edi], 0x51a7fc
mov dword [eax], 0
call sub.gdiplus.dll_GdipLoadImageFromStream
mov dword [edi + 8], eax
mov dword [esi + 0x21c], edi
jmp 0x490595
xor edi, edi
mov dword [esi + 0x21c], edi
jmp 0x490595
push ebx
call fcn.00512b1a
add esp, 4
push ebp
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov edi, dword [esi + 0x21c]
xor ebx, ebx
cmp edi, ebx
mov dword [esi + 0xc], ebx
mov word [esi + 0x10], bx
je 0x490605
mov ecx, dword [edi + 4]
lea eax, [esp + 0x10]
push eax
push ecx
mov dword [esp + 0x18], ebx
call sub.gdiplus.dll_GdipGetImageWidth
cmp eax, ebx
je 0x4905c8
mov dword [edi + 8], eax
mov edx, dword [esp + 0x10]
mov edi, dword [esi + 0x21c]
mov dword [esi + 4], edx
lea eax, [esp + 0x10]
mov ecx, dword [edi + 4]
push eax
push ecx
mov dword [esp + 0x18], ebx
call sub.gdiplus.dll_GdipGetImageHeight
cmp eax, ebx
je 0x4905ee
mov dword [edi + 8], eax
mov edx, dword [esp + 0x10]
mov ecx, dword [esi + 4]
mov dword [esi + 8], edx
xor eax, eax
pop edi
cmp ecx, ebx
pop esi
pop ebp
setg al
pop ebx
pop ecx
ret
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
pop ecx
ret