Function at 0x4c1d07
Capabilities:
Extract resource via kernel32 functions
Get file size
Read file on windows

Disassembly:
push 0x40c
mov eax, 0x534ee0
call fcn.00505ab4
mov edi, dword [ebp + 0xc]
xor ebx, ebx
mov esi, dword [ebp + 0x14]
test edi, edi
jne 0x4c1f5d
call fcn.00498477
push eax
lea ecx, [ebp - 0xc0]
call fcn.0049487c
mov dword [ebp - 4], ebx
call fcn.00498483
mov ecx, eax
call fcn.00495150
test al, al
je 0x4c1de6
push dword [ebp + 8]
lea ecx, [ebp - 0xc0]
call fcn.00494af6
push ebx
push 0x80
push 3
push ebx
push 1
push SysReAllocString
lea ecx, [ebp - 0xc0]
call fcn.00494f9b
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebx, eax
cmp ebx, 0xffffffff
jne 0x4c1d99
or dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0xc0]
call fcn.004949a4
jmp 0x4c1fc3
push 0
push ebx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
test esi, esi
je 0x4c1d85
and dword [ebp - 0x408], 0
push esi
call fcn.004e98c1
pop ecx
push 0
mov edi, eax
lea eax, [ebp - 0x408]
push eax
push esi
push edi
push ebx
call dword [sym.imp.KERNEL32.dll_ReadFile]
push ebx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp dword [ebp - 0x408], esi
je 0x4c1f4c
push edi
call fcn.0050157f
pop ecx
jmp 0x4c1d85
call fcn.00498483
push eax
lea ecx, [ebp - 0xc0]
call fcn.00494ad9
call fcn.0049848f
push eax
lea ecx, [ebp - 0x144]
call fcn.0049487c
mov byte [ebp - 4], 1
call fcn.004986eb
test al, al
je 0x4c1e1e
call fcn.00498489
mov ebx, eax
jmp 0x4c1e55
push ebx
lea ecx, [ebp - 0x144]
call fcn.00494f9b
push eax
call fcn.0049d666
pop ecx
pop ecx
mov esi, eax
lea ecx, [ebp - 0xc0]
push esi
call fcn.00494f9b
push eax
call fcn.004b51c1
mov ebx, eax
pop ecx
pop ecx
test esi, esi
je 0x4c1e55
push esi
call fcn.0050157f
pop ecx
test ebx, ebx
jne 0x4c1e6d
lea ecx, [ebp - 0x144]
mov byte [ebp - 4], 0
call fcn.004949a4
jmp 0x4c1d85
and dword [ebp - 0x404], 0
lea ecx, [ebp - 0x1c8]
push 0xffffffffffffffff
push dword [ebp + 8]
call fcn.004948a1
push 0x538e08
push 0x538e0c
lea ecx, [ebp - 0x1c8]
mov byte [ebp - 4], 2
call fcn.0049531a
lea eax, [ebp - 0x3f8]
push eax
lea eax, [ebp - 0x404]
push eax
push 1
lea ecx, [ebp - 0x1c8]
call fcn.00494f9b
push eax
push ebx
call fcn.004b4b98
add esp, 0x14
test eax, eax
je 0x4c1ed7
lea ecx, [ebp - 0x1c8]
mov byte [ebp - 4], 1
call fcn.004949a4
jmp 0x4c1e59
mov esi, dword [ebp - 0x1cc]
test esi, esi
je 0x4c1ec6
push esi
call fcn.004e98c1
push esi
mov edi, eax
push edi
push dword [ebp - 0x404]
push ebx
call fcn.004b55f8
add esp, 0x14
test eax, eax
je 0x4c1f1e
cmp eax, 0x600
je 0x4c1f1e
push edi
call fcn.0050157f
pop ecx
call fcn.004986eb
test al, al
jne 0x4c1ec6
push ebx
call fcn.004b4980
pop ecx
jmp 0x4c1ec6
call fcn.004986eb
test al, al
jne 0x4c1f2e
push ebx
call fcn.004b4980
pop ecx
lea ecx, [ebp - 0x1c8]
mov byte [ebp - 4], 1
call fcn.004949a4
lea ecx, [ebp - 0x144]
mov byte [ebp - 4], 0
call fcn.004949a4
or dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0xc0]
call fcn.004949a4
jmp 0x4c1fbf
test esi, esi
jne 0x4c1f68
call fcn.00498468
mov esi, eax
push edi
push dword [ebp + 8]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceW]
mov edi, eax
test edi, edi
je 0x4c1fc3
push edi
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
mov ebx, eax
push edi
test ebx, ebx
jne 0x4c1f90
call dword [sym.imp.KERNEL32.dll_FreeResource]
jmp 0x4c1fc3
push esi
call dword [sym.imp.KERNEL32.dll_SizeofResource]
mov esi, eax
test esi, esi
je 0x4c1fc3
push esi
call fcn.004e98c1
pop ecx
push esi
push ebx
mov edi, eax
call dword [sym.imp.KERNEL32.dll_LockResource]
push eax
push edi
call fcn.00504df0
add esp, 0xc
push ebx
call dword [sym.imp.KERNEL32.dll_FreeResource]
test edi, edi
jne 0x4c203e
push 0
push 0x80
push 3
push 0
push 1
push SysReAllocString
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebx, eax
cmp ebx, 0xffffffff
je 0x4c224c
push 0
push ebx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
test esi, esi
je 0x4c224c
and dword [ebp - 0x414], 0
push esi
call fcn.004e98c1
pop ecx
push 0
mov edi, eax
lea eax, [ebp - 0x414]
push eax
push esi
push edi
push ebx
call dword [sym.imp.KERNEL32.dll_ReadFile]
push ebx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp dword [ebp - 0x414], esi
je 0x4c2036
push edi
call fcn.0050157f
pop ecx
xor edi, edi
test edi, edi
je 0x4c224c
push 4
lea eax, [ebp - 0x418]
push eax
lea eax, [ebp - 0x40c]
push eax
lea eax, [ebp - 0x410]
push eax
push esi
push edi
call fcn.004cde4a
push edi
mov ebx, eax
call fcn.0050157f
add esp, 0x1c
test ebx, ebx
je 0x4c224c
push 0x2c
lea eax, [ebp - 0x3c]
push 0
push eax
call fcn.00505440
mov eax, dword [ebp - 0x40c]
add esp, 0xc
mov ecx, dword [ebp - 0x410]
neg eax
and dword [ebp - 0x2c], 0
mov edi, ecx
imul edi, dword [ebp - 0x40c]
mov dword [ebp - 0x34], eax
xor eax, eax
inc eax
mov dword [ebp - 0x38], ecx
push 0x20
mov word [ebp - 0x30], ax
xor ecx, ecx
pop eax
mov word [ebp - 0x2e], ax
mov eax, edi
push ecx
shl eax, 2
push ecx
mov dword [ebp - 0x28], eax
lea eax, [ebp - 0x400]
push eax
push ecx
lea eax, [ebp - 0x3c]
mov dword [ebp - 0x3c], 0x28
push eax
push ecx
mov byte [ebp - 0x3f9], cl
mov dword [ebp - 0x400], ecx
call dword [sym.imp.GDI32.dll_CreateDIBSection]
mov dword [ebp - 0x408], eax
test eax, eax
je 0x4c224c
xor esi, esi
test edi, edi
jle 0x4c21ec
mov edx, 0xff
mov eax, dword [ebp - 0x400]
mov cl, byte [ebx + esi*4 + 3]
mov byte [eax + esi*4 + 3], cl
mov ecx, dword [ebp - 0x400]
cmp byte [ecx + esi*4 + 3], dl
jae 0x4c2180
movzx ecx, byte [ebx + esi*4 + 3]
xor edx, edx
movzx eax, byte [ebx + esi*4 + 2]
imul eax, ecx
mov ecx, 0xff
div ecx
mov ecx, dword [ebp - 0x400]
xor edx, edx
mov byte [ecx + esi*4], al
movzx ecx, byte [ebx + esi*4 + 3]
movzx eax, byte [ebx + esi*4 + 1]
imul eax, ecx
mov ecx, 0xff
div ecx
mov ecx, dword [ebp - 0x400]
xor edx, edx
mov byte [ecx + esi*4 + 1], al
movzx ecx, byte [ebx + esi*4 + 3]
movzx eax, byte [ebx + esi*4]
imul eax, ecx
mov ecx, 0xff
div ecx
mov ecx, dword [ebp - 0x400]
xor edx, edx
inc edx
mov byte [ebp - 0x3f9], dl
mov byte [ecx + esi*4 + 2], al
jmp 0x4c21a5
mov al, byte [ebx + esi*4 + 2]
xor edx, edx
mov byte [ecx + esi*4], al
inc edx
mov eax, dword [ebp - 0x400]
mov cl, byte [ebx + esi*4 + 1]
mov byte [eax + esi*4 + 1], cl
mov eax, dword [ebp - 0x400]
mov cl, byte [ebx + esi*4]
mov byte [eax + esi*4 + 2], cl
mov eax, dword [ebp - 0x400]
mov ecx, dword [ebp + 0x10]
cmp dword [eax + esi*4], ecx
jne 0x4c21de
mov byte [eax + esi*4], 0
mov eax, dword [ebp - 0x400]
mov byte [ebp - 0x3f9], dl
mov byte [eax + esi*4 + 1], 0
mov eax, dword [ebp - 0x400]
mov byte [eax + esi*4 + 2], 0
mov eax, dword [ebp - 0x400]
mov byte [eax + esi*4 + 3], 0
inc esi
mov edx, 0xff
cmp esi, edi
jl 0x4c20fd
push ebx
call fcn.005008be
push 0xa0
call fcn.00500e98
pop ecx
mov esi, eax
pop ecx
mov dword [ebp - 0x418], esi
mov dword [ebp - 4], 3
test esi, esi
je 0x4c221b
lea ecx, [esi + 0x18]
call fcn.004948c5
jmp 0x4c221d
xor esi, esi
mov eax, dword [ebp - 0x408]
and dword [esi + 4], 0
and dword [esi + 8], 0
mov dword [esi], eax
mov eax, dword [ebp - 0x410]
mov dword [esi + 0xc], eax
mov eax, dword [ebp - 0x40c]
mov dword [esi + 0x10], eax
mov al, byte [ebp - 0x3f9]
mov byte [esi + 0x14], al
mov eax, esi
jmp 0x4c224e
xor eax, eax
call fcn.00505a63
ret