Function at 0x4f5010
Capabilities:
Check os version

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x59ffc8
push eax
mov dword fs:[0], esp
sub esp, 0x20
push ebx
mov ebx, ecx
push ebp
push esi
mov eax, dword [ebx + 0x88]
push edi
cmp eax, 2
jne 0x4f5046
cmp dword [ebx + 0xa8], 5
jne 0x4f51ba
cmp dword [ebx + 0x78], 0xffffffff
jne 0x4f51ba
mov ecx, ebx
mov dword [esp + 0x18], 0
call fcn.0047e450
mov ebp, eax
mov ecx, ebp
mov dword [esp + 0x1c], ebp
call fcn.00479210
mov ecx, dword [eax + 4]
test ecx, ecx
jg 0x4f51ba
push ebx
mov ecx, eax
call fcn.004c8860
test eax, eax
jne 0x4f51ba
test ebp, ebp
je 0x4f50a0
mov eax, dword [ebp + 0x70]
mov ecx, dword [eax + 0x24]
test ecx, ecx
je 0x4f51ba
mov eax, dword [eax + 0x28]
mov dword [esp + 0x18], eax
mov edi, dword [esp + 0x44]
mov ecx, dword [esp + 0x40]
push edi
push ecx
mov ecx, dword [ebx + 0xa4]
call fcn.004c1e90
mov esi, eax
test esi, esi
je 0x4f51ba
cmp dword [ebx + 0xa0], 2
jne 0x4f50e9
test ebp, ebp
je 0x4f51ba
mov ebp, dword [ebp + 0x70]
mov eax, dword [ebp + 0x4c]
test eax, eax
jne 0x4f50e9
mov ecx, esi
call fcn.004bf9e0
test al, 0x40
je 0x4f51ba
mov ebp, dword [esp + 0x48]
mov eax, dword [esp + 0x40]
mov edx, dword [esi]
push ebp
push edi
push eax
mov ecx, esi
call dword [edx + 0x12c]
cmp eax, 0xffffffff
je 0x4f5136
mov ecx, dword [ebp + 8]
mov edx, dword [ebx + 0x1c]
cmp ecx, edx
jne 0x4f51ba
test ebp, ebp
je 0x4f51bd
cmp dword [ebp], 0x2c
jne 0x4f51bd
mov ebp, dword [ebp + 0x28]
test ebp, ebp
je 0x4f51bd
mov dword [ebp + 0x1c], esi
jmp 0x4f51bd
mov eax, dword [esi + 0x4c]
test eax, eax
jne 0x4f5167
mov eax, dword [esi + 0x44]
test eax, eax
jg 0x4f5167
mov eax, dword [esi + 0x118]
test eax, eax
je 0x4f5164
mov ecx, dword [eax + 0x28]
test ecx, ecx
jg 0x4f515e
mov edx, dword [eax + 0x24]
mov dword [esp + 0x48], edx
jmp 0x4f516b
mov dword [esp + 0x48], ecx
jmp 0x4f516b
mov eax, dword [esi + 0x40]
mov dword [esp + 0x48], eax
lea ecx, [esi + 0x7c]
mov edx, dword [esi + 0x7c]
mov dword [esp + 0x20], edx
mov eax, dword [ecx + 4]
mov dword [esp + 0x24], eax
mov edx, dword [ecx + 8]
mov dword [esp + 0x28], edx
mov edx, dword [esi]
mov eax, dword [ecx + 0xc]
mov ecx, esi
mov dword [esp + 0x2c], eax
lea eax, [esp + 0x14]
push eax
call dword [edx + 0x58]
mov ecx, dword [esp + 0x14]
mov dword [esp + 0x38], 0
mov eax, dword [ecx - 8]
test eax, eax
jne 0x4f51d2
lea ecx, [esp + 0x14]
mov dword [esp + 0x38], 0xffffffff
call fcn.005772b0
or eax, 0xffffffff
mov ecx, dword [esp + 0x30]
pop edi
pop esi
pop ebp
mov dword fs:[0], ecx
pop ebx
add esp, 0x2c
ret 0xc
lea edx, [esi + 0x9c]
lea ecx, [esp + 0x10]
push edx
call fcn.00577025
mov eax, dword [esp + 0x1c]
mov byte [esp + 0x38], 1
test eax, eax
je 0x4f52a8
mov eax, dword [esp + 0x18]
test eax, eax
je 0x4f52a8
mov eax, dword [esp + 0x10]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x4f5240
lea ecx, [esi + 0xa0]
push ecx
lea ecx, [esp + 0x14]
call fcn.005773e9
mov ecx, dword [esp + 0x1c]
mov edi, dword [esi + 0x40]
call fcn.00477b50
mov edx, dword [eax]
lea ecx, [esp + 0x10]
push ecx
push edi
mov ecx, eax
call dword [edx + 0x50]
test eax, eax
jne 0x4f5240
lea ecx, [esp + 0x10]
call fcn.0057723b
mov edx, dword [esp + 0x10]
mov eax, dword [edx - 8]
test eax, eax
jle 0x4f52a8
mov eax, dword [esp + 0x14]
cmp byte [eax], 0x3c
je 0x4f52a8
lea ecx, [esp + 0x10]
lea edx, [esp + 0x1c]
push ecx
push 0x5f953c
push edx
call fcn.005775b9
push 0x5f9538
push eax
lea eax, [esp + 0x48]
mov byte [esp + 0x40], 2
push eax
call fcn.00577545
push eax
lea ecx, [esp + 0x18]
mov byte [esp + 0x3c], 3
call fcn.005776c8
lea ecx, [esp + 0x40]
mov byte [esp + 0x38], 2
call fcn.005772b0
lea ecx, [esp + 0x1c]
mov byte [esp + 0x38], 1
call fcn.005772b0
mov edx, dword [esi]
lea eax, [esp + 0x40]
push eax
mov ecx, esi
call dword [edx + 0x54]
mov edi, eax
mov ecx, ebx
mov byte [esp + 0x38], 4
call fcn.0047eea0
push eax
lea ecx, [esp + 0x18]
push edi
mov edi, dword [esp + 0x50]
lea edx, [esp + 0x1c]
push ecx
mov ecx, dword [esp + 0x2c]
push edx
push edi
mov edx, dword [esp + 0x38]
sub esp, 0x10
mov eax, esp
mov dword [eax], ecx
mov ecx, dword [esp + 0x4c]
mov dword [eax + 4], edx
mov edx, dword [esp + 0x50]
mov dword [eax + 8], ecx
mov dword [eax + 0xc], edx
mov eax, dword [ebx + 0x1c]
push eax
push ebp
call fcn.004ad4c0
add esp, 0x2c
lea ecx, [esp + 0x40]
mov byte [esp + 0x38], 1
call fcn.005772b0
test ebp, ebp
je 0x4f5322
cmp dword [ebp], 0x2c
jne 0x4f5322
mov ebp, dword [ebp + 0x28]
test ebp, ebp
je 0x4f5322
mov dword [ebp + 0x1c], esi
test edi, edi
jne 0x4f5329
or edi, 0xffffffff
lea ecx, [esp + 0x10]
mov byte [esp + 0x38], 0
call fcn.005772b0
lea ecx, [esp + 0x14]
mov dword [esp + 0x38], 0xffffffff
call fcn.005772b0
mov eax, edi
jmp 0x4f51bd