Function at 0x43aff0
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4c928e
mov eax, dword fs:[0]
push eax
sub esp, 0x50c
mov eax, dword [0x51eee0]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, dword [ebp + 8]
mov dword [ebp - 0x4f0], esi
mov dword [ebp - 0x518], 0
mov eax, dword [ebp + 0xc]
or edi, 0xffffffff
cmp dword [eax - 0xc], 0
mov dword [ebp - 4], 0
jl 0x43b3bc
push str.chrome
push eax
call fcn.004a77ff
mov ecx, eax
add esp, 8
test ecx, ecx
je 0x43b3bc
mov eax, dword [ebp + 0xc]
sub ecx, eax
sar ecx, 1
test ecx, ecx
jle 0x43b3bc
push 0x5c
push eax
call fcn.004a7759
add esp, 8
test eax, eax
je 0x43b3bc
sub eax, dword [ebp + 0xc]
sar eax, 1
test eax, eax
jle 0x43b3bc
inc eax
push eax
lea eax, [ebp - 0x4ec]
push eax
lea ecx, [ebp + 0xc]
call fcn.0040bd80
push str.VisualElementsManifest.xml
lea eax, [ebp - 0x4ec]
push eax
lea eax, [ebp - 0x4e4]
push eax
mov byte [ebp - 4], 1
call fcn.0040b720
add esp, 0xc
mov byte [ebp - 4], 2
call fcn.0043db90
test al, al
jne 0x43b0d7
call dword [sym.imp.KERNEL32.dll_GetTickCount]
mov dword [0x520340], eax
mov eax, dword [ebp - 0x4e4]
mov edx, 1
sub edx, dword [eax - 4]
mov ecx, dword [eax - 8]
or ecx, edx
jge 0x43b0ff
push 0
lea ecx, [ebp - 0x4e4]
call fcn.004088a0
mov eax, dword [ebp - 0x4e4]
push 0
push 0x80
push 3
push 0
push 0
push SysReAllocStringLen
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebx, eax
test ebx, ebx
je 0x43b376
push 0
push ebx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
mov dword [ebp - 0x4e8], esi
call fcn.0043db90
test al, al
jne 0x43b146
call fcn.004a6f99
mov dword [0x520340], eax
lea eax, [esi + 0xa]
push eax
call fcn.004a7042
add esp, 4
mov esi, eax
push 0
lea eax, [ebp - 0x50c]
push eax
push dword [ebp - 0x4e8]
push esi
push ebx
call dword [sym.imp.KERNEL32.dll_ReadFile]
push ebx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [ebp - 0x50c]
push str.SplashScreen_Image
push esi
mov byte [eax + esi], 0
call fcn.004a9130
mov esi, dword [0x520340]
mov ebx, eax
mov eax, esi
imul eax, esi
cdq
mov ecx, 7
idiv ecx
add esp, 8
cmp edx, 3
jne 0x43b1dc
mov eax, 0x51eb851f
imul esi
sar edx, 5
mov eax, edx
shr eax, 0x1f
add eax, edx
imul eax, eax, 0x64
sub esi, eax
xor ecx, ecx
lea eax, [esi + 0x63]
mov edx, 4
mul edx
seto cl
neg ecx
or ecx, eax
push ecx
call fcn.004a5340
push eax
call fcn.004a7190
add esp, 8
test ebx, ebx
je 0x43b370
add ebx, 0x14
push 0x5c
push ebx
mov dword [ebp - 0x500], ebx
call fcn.004a9000
mov esi, eax
add esp, 8
mov dword [ebp - 0x4f4], esi
call fcn.0043de60
test al, al
jne 0x43b2dd
mov ecx, dword [0x520340]
mov eax, ecx
cdq
sub eax, edx
sar eax, 1
mov dword [ebp - 0x508], eax
mov eax, 0x55555556
imul ecx
mov eax, edx
shr eax, 0x1f
add eax, edx
mov dword [ebp - 0x510], eax
mov eax, ecx
cdq
and edx, 3
add eax, edx
sar eax, 2
mov dword [ebp - 0x4f8], eax
mov eax, 0x66666667
imul ecx
sar edx, 1
mov eax, edx
shr eax, 0x1f
add eax, edx
mov dword [ebp - 0x504], eax
mov eax, 0x2aaaaaab
imul ecx
mov eax, edx
shr eax, 0x1f
add eax, edx
mov dword [ebp - 0x514], eax
mov eax, 0x92492493
imul ecx
mov eax, ecx
add edx, eax
sar edx, 2
mov ecx, edx
xor ebx, ebx
shr ecx, 0x1f
add ecx, edx
mov dword [ebp - 0x4e8], ebx
mov dword [ebp - 0x4fc], ecx
lea esi, [ebp - 0x4df]
jmp 0x43b2a0
mov cl, al
sub cl, bl
mov edi, 1
mov ebx, 0x10
mov edi, edi
add esi, 7
inc edi
dec ebx
jne 0x43b2b0
mov ebx, dword [ebp - 0x4e8]
mov eax, dword [0x520340]
inc ebx
mov dword [ebp - 0x4e8], ebx
cmp ebx, 0xb
jl 0x43b2a0
mov ebx, dword [ebp - 0x500]
mov esi, dword [ebp - 0x4f4]
or edi, 0xffffffff
test esi, esi
je 0x43b370
sub esp, 0x18
mov ecx, esp
push ebx
mov byte [esi], 0
call fcn.00401000
mov ebx, dword [ebp - 0x4f0]
push ebx
call fcn.0044ee90
mov edx, dword [ebp - 0x4e4]
add edx, 0xfffffff0
or edi, 0xffffffff
add esp, 0x1c
mov byte [ebp - 4], 1
lea ecx, [edx + 0xc]
mov eax, edi
lock xadd dword [ecx], eax
dec eax
test eax, eax
jg 0x43b328
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
mov edx, dword [ebp - 0x4ec]
add edx, 0xfffffff0
mov byte [ebp - 4], 0
lea eax, [edx + 0xc]
mov ecx, edi
lock xadd dword [eax], ecx
dec ecx
test ecx, ecx
jg 0x43b34b
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
mov esi, dword [ebp + 0xc]
add esi, 0xfffffff0
mov dword [ebp - 4], 0xffffffff
lea eax, [esi + 0xc]
lock xadd dword [eax], edi
dec edi
test edi, edi
jg 0x43b36c
mov ecx, dword [esi]
push esi
mov edx, dword [ecx]
call dword [edx + 4]
mov eax, ebx
jmp 0x43b3eb
mov esi, dword [ebp - 0x4f0]
mov edx, dword [ebp - 0x4e4]
add edx, 0xfffffff0
mov byte [ebp - 4], 1
lea eax, [edx + 0xc]
mov ecx, edi
lock xadd dword [eax], ecx
dec ecx
test ecx, ecx
jg 0x43b399
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
mov edx, dword [ebp - 0x4ec]
add edx, 0xfffffff0
mov byte [ebp - 4], 0
lea eax, [edx + 0xc]
mov ecx, edi
lock xadd dword [eax], ecx
dec ecx
test ecx, ecx
jg 0x43b3bc
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
push 0x4ddf74
mov ecx, esi
call fcn.00401ff0
mov edx, dword [ebp + 0xc]
add edx, 0xfffffff0
mov dword [ebp - 4], 0xffffffff
lea eax, [edx + 0xc]
lock xadd dword [eax], edi
dec edi
test edi, edi
jg 0x43b3e9
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
mov eax, esi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.004a63c4
mov esp, ebp
pop ebp
ret