Function at 0x43f183
Capabilities:
Check os version

Disassembly:
mov eax, 0x461680
call fcn.0042c2e0
sub esp, 0x54
and dword [ebp - 0x10], 0
push ebx
mov ebx, dword [ebp + 8]
push esi
push edi
cmp ebx, 0x111
mov edi, ecx
jne 0x43f1bf
push dword [ebp + 0x10]
mov eax, dword [edi]
push dword [ebp + 0xc]
call dword [eax + pe_nt_image_headers32]
test eax, eax
je 0x43f305
jmp 0x43f5d7
cmp ebx, 0x4e
jne 0x43f1e7
mov eax, dword [ebp + 0x10]
cmp dword [eax], 0
je 0x43f305
mov edx, dword [edi]
lea ecx, [ebp - 0x10]
push ecx
push eax
push dword [ebp + 0xc]
mov ecx, edi
call dword [edx + 0x84]
jmp 0x43f5fb
mov esi, dword [ebp + 0x10]
cmp ebx, 6
jne 0x43f1ff
push esi
call fcn.0043e245
push eax
push dword [ebp + 0xc]
push edi
call fcn.0043e472
cmp ebx, 0x20
jne 0x43f21c
mov eax, esi
shr eax, 0x10
push eax
movsx eax, si
push eax
push edi
call fcn.0043e4d3
test eax, eax
jne 0x43f5d7
mov eax, dword [edi]
mov ecx, edi
call dword [eax + 0x30]
push 7
mov dword [ebp - 0x14], eax
call fcn.00457520
mov edx, dword [ebp - 0x14]
mov eax, ebx
mov ecx, 0x1ff
and eax, ecx
and edx, ecx
mov ecx, dword [ebp + 8]
xor eax, edx
lea eax, [eax + eax*2]
cmp ecx, dword [eax*4 + 0x47f6b8]
lea ebx, [eax*4 + 0x47f6b8]
mov eax, dword [ebp - 0x14]
jne 0x43f282
cmp eax, dword [ebx + 8]
jne 0x43f282
mov ebx, dword [ebx + 4]
push 7
mov dword [ebp + 0x10], ebx
call fcn.00457590
test ebx, ebx
je 0x43f305
cmp dword [ebp + 8], 0xc000
jb 0x43f325
jmp 0x43f611
test eax, eax
mov dword [ebx], ecx
mov dword [ebx + 8], eax
je 0x43f2fa
jmp 0x43f293
mov ecx, dword [ebp + 8]
mov eax, dword [ebp - 0x14]
mov edx, 0xc000
push 0
cmp ecx, edx
push 0
jae 0x43f2b2
push ecx
push dword [eax + 4]
call fcn.0043f0ff
test eax, eax
mov dword [ebp + 0x10], eax
jne 0x43f318
jmp 0x43f2ee
push edx
push dword [eax + 4]
call fcn.0043f0ff
test eax, eax
mov dword [ebp + 0x10], eax
je 0x43f2ee
jmp 0x43f2c7
mov eax, dword [ebp + 0x10]
mov ecx, dword [eax + 0x10]
mov edx, dword [ebp + 8]
cmp dword [ecx], edx
je 0x43f604
push 0
push 0
add eax, 0x18
push 0xc000
push eax
call fcn.0043f0ff
test eax, eax
mov dword [ebp + 0x10], eax
jne 0x43f2c4
mov eax, dword [ebp - 0x14]
mov eax, dword [eax]
test eax, eax
mov dword [ebp - 0x14], eax
jne 0x43f28d
and dword [ebx + 4], 0
push 7
call fcn.00457590
xor eax, eax
mov ecx, dword [ebp - 0xc]
pop edi
pop esi
mov dword fs:[0], ecx
pop ebx
leave
ret 0x10
push 7
mov dword [ebx + 4], eax
call fcn.00457590
mov ebx, dword [ebp + 0x10]
mov ecx, dword [ebp + 0x10]
mov ebx, dword [ebx + 0x14]
cmp dword [ecx + 8], 0x1a
mov eax, dword [ecx + 0x10]
jne 0x43f346
call dword [sym.imp.KERNEL32.dll_GetVersion]
mov ecx, dword [ebp + 0x10]
cmp al, 4
sbb eax, eax
and al, 0xf0
add eax, 0x2f
dec eax
cmp eax, 0x30
ja case.0x43f350.38
jmp dword [eax*4 + 0x43f631]
push dword [ebp + 0xc]
call fcn.00445a16
push eax
jmp 0x43f45b
push dword [ebp + 0xc]
jmp 0x43f45b
push esi
push esi
call fcn.0043e245
jmp 0x43f58b
lea ecx, [ebp - 0x24]
call fcn.00445962
mov eax, dword [esi + 4]
and dword [ebp - 4], 0
lea ecx, [ebp - 0x60]
mov dword [ebp - 0x20], eax
call fcn.0043deda
mov eax, dword [esi]
mov esi, dword [esi + 8]
push eax
mov byte [ebp - 4], 1
mov dword [ebp - 0x44], eax
call fcn.0043e26d
test eax, eax
jne 0x43f3c5
mov eax, dword [edi + 0x34]
test eax, eax
je 0x43f3c2
push dword [ebp - 0x44]
lea ecx, [eax + 0x20]
call fcn.0043c19e
test eax, eax
je 0x43f3c2
mov dword [ebp - 0x28], eax
lea eax, [ebp - 0x60]
push esi
push eax
lea eax, [ebp - 0x24]
mov ecx, edi
push eax
call ebx
and dword [ebp - 0x20], 0
and dword [ebp - 0x44], 0
and byte [ebp - 4], 0
lea ecx, [ebp - 0x60]
mov dword [ebp - 0x10], eax
call fcn.0043e94a
or dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x24]
jmp 0x43f41d
lea ecx, [ebp - 0x24]
call fcn.00445962
mov eax, dword [esi + 4]
push dword [esi + 8]
mov dword [ebp - 0x20], eax
lea eax, [ebp - 0x24]
push eax
mov ecx, edi
mov dword [ebp - 4], 2
call ebx
and dword [ebp - 0x20], 0
or dword [ebp - 4], 0xffffffff
mov dword [ebp - 0x10], eax
lea ecx, [ebp - 0x24]
call fcn.00445a94
jmp case.0x43f350.38
mov eax, dword [ebp + 0xc]
shr eax, 0x10
push eax
push esi
call fcn.0043e245
jmp 0x43f471
mov eax, dword [ebp + 0xc]
shr eax, 0x10
push eax
movzx eax, word [ebp + 0xc]
jmp 0x43f58b
mov eax, esi
shr eax, 0x10
push eax
movsx eax, si
push eax
push dword [ebp + 0xc]
call fcn.0043e245
jmp 0x43f476
push esi
mov ecx, edi
call ebx
jmp 0x43f61a
push esi
call fcn.00444316
push eax
mov eax, dword [ebp + 0xc]
shr eax, 0x10
push eax
movzx eax, word [ebp + 0xc]
push eax
mov ecx, edi
call ebx
jmp 0x43f61a
mov ecx, edi
call ebx
jmp case.0x43f350.38
push dword [ebp + 0xc]
jmp 0x43f5a6
mov eax, esi
shr eax, 0x10
movsx eax, ax
push eax
movsx eax, si
jmp 0x43f535
mov eax, esi
shr eax, 0x10
push eax
movzx eax, si
jmp 0x43f5c5
push dword [ebp + 0xc]
call fcn.0043e245
push eax
push esi
call fcn.0043e245
push eax
xor eax, eax
cmp dword [edi + 0x1c], esi
sete al
jmp 0x43f5b8
push dword [ebp + 0xc]
call fcn.00445a16
jmp 0x43f503
push dword [ebp + 0xc]
call fcn.00444316
jmp 0x43f503
mov eax, esi
shr eax, 0x10
push eax
movzx eax, si
push eax
push dword [ebp + 0xc]
call fcn.00444316
jmp 0x43f5b8
push dword [ebp + 0xc]
jmp 0x43f4fe
push esi
call fcn.0043e245
push eax
jmp 0x43f5a6
mov eax, esi
shr eax, 0x10
push eax
movzx eax, si
jmp 0x43f51e
movsx eax, si
shr esi, 0x10
movsx ecx, si
push ecx
push eax
push dword [ebp + 0xc]
call fcn.0043e245
jmp 0x43f5b8
push esi
push dword [ebp + 0xc]
call fcn.0043e245
push eax
jmp 0x43f59f
push esi
call fcn.0043e245
push eax
jmp 0x43f59c
mov eax, dword [ebp + 0xc]
shr eax, 0x10
push eax
push esi
call fcn.0043e245
jmp 0x43f5b3
mov eax, dword [ebp + 0xc]
movsx edx, ax
shr eax, 0x10
cmp dword [ecx + 0x10], 0x1d
mov dword [ebp + 8], edx
movsx eax, ax
mov dword [ebp + 0xc], eax
jne 0x43f577
push esi
call fcn.0043e245
push eax
push dword [ebp + 0xc]
push dword [ebp + 8]
jmp 0x43f5c9
push eax
push edx
jmp 0x43f59f
push esi
push dword [ebp + 0xc]
jmp 0x43f58c
movsx eax, si
shr esi, 0x10
movsx ecx, si
push ecx
push eax
mov ecx, edi
call ebx
jmp 0x43f61a
mov ecx, edi
call ebx
jmp 0x43f61a
push esi
push dword [ebp + 0xc]
mov ecx, edi
call ebx
jmp case.0x43f350.38
push esi
mov ecx, edi
call ebx
jmp case.0x43f350.38
mov eax, dword [ebp + 0xc]
push esi
shr eax, 0x10
push eax
movzx eax, word [ebp + 0xc]
push eax
jmp 0x43f5c9
movsx eax, si
shr esi, 0x10
movsx ecx, si
push ecx
push eax
push dword [ebp + 0xc]
mov ecx, edi
call ebx
jmp case.0x43f350.38
push esi
mov ecx, edi
push dword [ebp + 0xc]
call ebx
mov dword [ebp - 0x10], 1
jmp case.0x43f350.38
movzx eax, si
shr esi, 0x10
push esi
push eax
mov eax, dword [ebp + 0xc]
mov ecx, edi
shr eax, 0x10
push eax
movzx eax, word [ebp + 0xc]
push eax
call ebx
mov dword [ebp - 0x10], eax
test eax, eax
jne case.0x43f350.38
jmp 0x43f305
push 7
mov dword [ebx + 4], eax
call fcn.00457590
mov ebx, dword [ebp + 0x10]
push esi
mov ecx, edi
push dword [ebp + 0xc]
call dword [ebx + 0x14]
mov dword [ebp - 0x10], eax
mov eax, dword [ebp + 0x14]
test eax, eax
je 0x43f629
mov ecx, dword [ebp - 0x10]
mov dword [eax], ecx
push 1
pop eax
jmp 0x43f307