Function at 0x4a9b8d
Capabilities:
Extract resource via kernel32 functions
Get file size
Read file on windows

Disassembly:
push 0x40c
mov eax, 0x53777b
call fcn.00508cc4
mov edi, dword [ebp + 0xc]
xor ebx, ebx
mov esi, dword [ebp + 0x14]
test edi, edi
jne 0x4a9de3
call fcn.0049b6fe
push eax
lea ecx, [ebp - 0xc0]
call fcn.00497a4e
mov dword [ebp - 4], ebx
call fcn.0049b70a
mov ecx, eax
call fcn.00498322
test al, al
je 0x4a9c6c
push dword [ebp + 8]
lea ecx, [ebp - 0xc0]
call fcn.00497cc8
push ebx
push 0x80
push 3
push ebx
push 1
push SysReAllocString
lea ecx, [ebp - 0xc0]
call fcn.0049816d
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebx, eax
cmp ebx, 0xffffffff
jne 0x4a9c1f
or dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0xc0]
call fcn.00497b76
jmp 0x4a9e49
push 0
push ebx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
test esi, esi
je 0x4a9c0b
and dword [ebp - 0x408], 0
push esi
call fcn.004eca81
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 0x4a9dd2
push edi
call fcn.0050478f
pop ecx
jmp 0x4a9c0b
call fcn.0049b70a
push eax
lea ecx, [ebp - 0xc0]
call fcn.00497cab
call fcn.0049b716
push eax
lea ecx, [ebp - 0x144]
call fcn.00497a4e
mov byte [ebp - 4], 1
call fcn.0049b972
test al, al
je 0x4a9ca4
call fcn.0049b710
mov ebx, eax
jmp 0x4a9cdb
push ebx
lea ecx, [ebp - 0x144]
call fcn.0049816d
push eax
call fcn.004a08ed
pop ecx
pop ecx
mov esi, eax
lea ecx, [ebp - 0xc0]
push esi
call fcn.0049816d
push eax
call fcn.004caea1
mov ebx, eax
pop ecx
pop ecx
test esi, esi
je 0x4a9cdb
push esi
call fcn.0050478f
pop ecx
test ebx, ebx
jne 0x4a9cf3
lea ecx, [ebp - 0x144]
mov byte [ebp - 4], 0
call fcn.00497b76
jmp 0x4a9c0b
and dword [ebp - 0x404], 0
lea ecx, [ebp - 0x1c8]
push 0xffffffffffffffff
push dword [ebp + 8]
call fcn.00497a73
push 0x53bde4
push 0x53bde8
lea ecx, [ebp - 0x1c8]
mov byte [ebp - 4], 2
call fcn.004984ec
lea eax, [ebp - 0x3f8]
push eax
lea eax, [ebp - 0x404]
push eax
push 1
lea ecx, [ebp - 0x1c8]
call fcn.0049816d
push eax
push ebx
call fcn.004ca878
add esp, 0x14
test eax, eax
je 0x4a9d5d
lea ecx, [ebp - 0x1c8]
mov byte [ebp - 4], 1
call fcn.00497b76
jmp 0x4a9cdf
mov esi, dword [ebp - 0x1cc]
test esi, esi
je 0x4a9d4c
push esi
call fcn.004eca81
push esi
mov edi, eax
push edi
push dword [ebp - 0x404]
push ebx
call fcn.004cb2d8
add esp, 0x14
test eax, eax
je 0x4a9da4
cmp eax, 0x600
je 0x4a9da4
push edi
call fcn.0050478f
pop ecx
call fcn.0049b972
test al, al
jne 0x4a9d4c
push ebx
call fcn.004ca660
pop ecx
jmp 0x4a9d4c
call fcn.0049b972
test al, al
jne 0x4a9db4
push ebx
call fcn.004ca660
pop ecx
lea ecx, [ebp - 0x1c8]
mov byte [ebp - 4], 1
call fcn.00497b76
lea ecx, [ebp - 0x144]
mov byte [ebp - 4], 0
call fcn.00497b76
or dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0xc0]
call fcn.00497b76
jmp 0x4a9e45
test esi, esi
jne 0x4a9dee
call fcn.0049b6ef
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 0x4a9e49
push edi
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
mov ebx, eax
push edi
test ebx, ebx
jne 0x4a9e16
call dword [sym.imp.KERNEL32.dll_FreeResource]
jmp 0x4a9e49
push esi
call dword [sym.imp.KERNEL32.dll_SizeofResource]
mov esi, eax
test esi, esi
je 0x4a9e49
push esi
call fcn.004eca81
pop ecx
push esi
push ebx
mov edi, eax
call dword [sym.imp.KERNEL32.dll_LockResource]
push eax
push edi
call fcn.00508000
add esp, 0xc
push ebx
call dword [sym.imp.KERNEL32.dll_FreeResource]
test edi, edi
jne 0x4a9ec4
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 0x4aa0d2
push 0
push ebx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
test esi, esi
je 0x4aa0d2
and dword [ebp - 0x414], 0
push esi
call fcn.004eca81
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 0x4a9ebc
push edi
call fcn.0050478f
pop ecx
xor edi, edi
test edi, edi
je 0x4aa0d2
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.004b5cd5
push edi
mov ebx, eax
call fcn.0050478f
add esp, 0x1c
test ebx, ebx
je 0x4aa0d2
push 0x2c
lea eax, [ebp - 0x3c]
push 0
push eax
call fcn.00508650
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 0x4aa0d2
xor esi, esi
test edi, edi
jle 0x4aa072
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 0x4aa006
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 0x4aa02b
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 0x4aa064
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 0x4a9f83
push ebx
call fcn.004b5cd0
push 0xa0
call fcn.005040a8
pop ecx
mov esi, eax
pop ecx
mov dword [ebp - 0x418], esi
mov dword [ebp - 4], 3
test esi, esi
je 0x4aa0a1
lea ecx, [esi + 0x18]
call fcn.00497a97
jmp 0x4aa0a3
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 0x4aa0d4
xor eax, eax
call fcn.00508c73
ret