Function at 0x4a873c
Capabilities:
Extract resource via kernel32 functions
Get file size
Read file on windows

Disassembly:
push 0x40c
mov eax, 0x536037
call fcn.00507844
mov edi, dword [ebp + 0xc]
xor ebx, ebx
mov esi, dword [ebp + 0x14]
test edi, edi
jne 0x4a8992
call fcn.0049a2ed
push eax
lea ecx, [ebp - 0xc0]
call fcn.00496648
mov dword [ebp - 4], ebx
call fcn.0049a2f9
mov ecx, eax
call fcn.00496f18
test al, al
je 0x4a881b
push dword [ebp + 8]
lea ecx, [ebp - 0xc0]
call fcn.004968c5
push ebx
push 0x80
push 3
push ebx
push 1
push SysReAllocString
lea ecx, [ebp - 0xc0]
call fcn.00496864
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebx, eax
cmp ebx, 0xffffffff
jne 0x4a87ce
or dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0xc0]
call fcn.00496770
jmp 0x4a89f8
push 0
push ebx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
test esi, esi
je 0x4a87ba
and dword [ebp - 0x408], 0
push esi
call fcn.004eb671
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 0x4a8981
push edi
call fcn.0050330f
pop ecx
jmp 0x4a87ba
call fcn.0049a2f9
push eax
lea ecx, [ebp - 0xc0]
call fcn.004968a8
call fcn.0049a305
push eax
lea ecx, [ebp - 0x144]
call fcn.00496648
mov byte [ebp - 4], 1
call fcn.0049a561
test al, al
je 0x4a8853
call fcn.0049a2ff
mov ebx, eax
jmp 0x4a888a
push ebx
lea ecx, [ebp - 0x144]
call fcn.00496864
push eax
call fcn.004b485a
pop ecx
pop ecx
mov esi, eax
lea ecx, [ebp - 0xc0]
push esi
call fcn.00496864
push eax
call fcn.004c99fd
mov ebx, eax
pop ecx
pop ecx
test esi, esi
je 0x4a888a
push esi
call fcn.0050330f
pop ecx
test ebx, ebx
jne 0x4a88a2
lea ecx, [ebp - 0x144]
mov byte [ebp - 4], 0
call fcn.00496770
jmp 0x4a87ba
and dword [ebp - 0x404], 0
lea ecx, [ebp - 0x1c8]
push 0xffffffffffffffff
push dword [ebp + 8]
call fcn.0049666d
push 0x53ade4
push 0x53ade8
lea ecx, [ebp - 0x1c8]
mov byte [ebp - 4], 2
call fcn.004970e2
lea eax, [ebp - 0x3f8]
push eax
lea eax, [ebp - 0x404]
push eax
push 1
lea ecx, [ebp - 0x1c8]
call fcn.00496864
push eax
push ebx
call fcn.004c93d4
add esp, 0x14
test eax, eax
je 0x4a890c
lea ecx, [ebp - 0x1c8]
mov byte [ebp - 4], 1
call fcn.00496770
jmp 0x4a888e
mov esi, dword [ebp - 0x1cc]
test esi, esi
je 0x4a88fb
push esi
call fcn.004eb671
push esi
mov edi, eax
push edi
push dword [ebp - 0x404]
push ebx
call fcn.004c9e34
add esp, 0x14
test eax, eax
je 0x4a8953
cmp eax, 0x600
je 0x4a8953
push edi
call fcn.0050330f
pop ecx
call fcn.0049a561
test al, al
jne 0x4a88fb
push ebx
call fcn.004c91bc
pop ecx
jmp 0x4a88fb
call fcn.0049a561
test al, al
jne 0x4a8963
push ebx
call fcn.004c91bc
pop ecx
lea ecx, [ebp - 0x1c8]
mov byte [ebp - 4], 1
call fcn.00496770
lea ecx, [ebp - 0x144]
mov byte [ebp - 4], 0
call fcn.00496770
or dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0xc0]
call fcn.00496770
jmp 0x4a89f4
test esi, esi
jne 0x4a899d
call fcn.0049a2de
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 0x4a89f8
push edi
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
mov ebx, eax
push edi
test ebx, ebx
jne 0x4a89c5
call dword [sym.imp.KERNEL32.dll_FreeResource]
jmp 0x4a89f8
push esi
call dword [sym.imp.KERNEL32.dll_SizeofResource]
mov esi, eax
test esi, esi
je 0x4a89f8
push esi
call fcn.004eb671
pop ecx
push esi
push ebx
mov edi, eax
call dword [sym.imp.KERNEL32.dll_LockResource]
push eax
push edi
call fcn.00506b80
add esp, 0xc
push ebx
call dword [sym.imp.KERNEL32.dll_FreeResource]
test edi, edi
jne 0x4a8a73
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 0x4a8c81
push 0
push ebx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
test esi, esi
je 0x4a8c81
and dword [ebp - 0x414], 0
push esi
call fcn.004eb671
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 0x4a8a6b
push edi
call fcn.0050330f
pop ecx
xor edi, edi
test edi, edi
je 0x4a8c81
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.004b48e4
push edi
mov ebx, eax
call fcn.0050330f
add esp, 0x1c
test ebx, ebx
je 0x4a8c81
push 0x2c
lea eax, [ebp - 0x3c]
push 0
push eax
call fcn.005071d0
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 0x4a8c81
xor esi, esi
test edi, edi
jle 0x4a8c21
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 0x4a8bb5
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 0x4a8bda
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 0x4a8c13
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 0x4a8b32
push ebx
call fcn.0050264e
push 0xa0
call fcn.00502c28
pop ecx
mov esi, eax
pop ecx
mov dword [ebp - 0x418], esi
mov dword [ebp - 4], 3
test esi, esi
je 0x4a8c50
lea ecx, [esi + 0x18]
call fcn.00496691
jmp 0x4a8c52
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 0x4a8c83
xor eax, eax
call fcn.005077f3
ret