Function at 0x453819
Capabilities:
Check os version

Disassembly:
mov eax, 0x45ed14
call fcn.004426f0
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 0x453855
push dword [ebp + 0x10]
mov eax, dword [edi]
push dword [ebp + 0xc]
call dword [eax + 0x80]
test eax, eax
je 0x45399b
jmp 0x453c6d
cmp ebx, 0x4e
jne 0x45387d
mov eax, dword [ebp + 0x10]
cmp dword [eax], 0
je 0x45399b
mov edx, dword [edi]
lea ecx, [ebp - 0x10]
push ecx
push eax
push dword [ebp + 0xc]
mov ecx, edi
call dword [edx + 0x84]
jmp 0x453c91
mov esi, dword [ebp + 0x10]
cmp ebx, 6
jne 0x453895
push esi
call fcn.004528bf
push eax
push dword [ebp + 0xc]
push edi
call fcn.00452aed
cmp ebx, 0x20
jne 0x4538b2
mov eax, esi
shr eax, 0x10
push eax
movsx eax, si
push eax
push edi
call fcn.00452b4e
test eax, eax
jne 0x453c6d
mov eax, dword [edi]
mov ecx, edi
call dword [eax + 0x30]
push 7
mov dword [ebp - 0x14], eax
call fcn.0045d76d
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 + 0x4840d0]
lea ebx, [eax*4 + 0x4840d0]
mov eax, dword [ebp - 0x14]
jne 0x453918
cmp eax, dword [ebx + 8]
jne 0x453918
mov ebx, dword [ebx + 4]
push 7
mov dword [ebp + 0x10], ebx
call fcn.0045d7dd
test ebx, ebx
je 0x45399b
cmp dword [ebp + 8], 0xc000
jb 0x4539bb
jmp 0x453ca7
test eax, eax
mov dword [ebx], ecx
mov dword [ebx + 8], eax
je 0x453990
jmp 0x453929
mov ecx, dword [ebp + 8]
mov eax, dword [ebp - 0x14]
mov edx, 0xc000
push 0
cmp ecx, edx
push 0
jae 0x453948
push ecx
push dword [eax + 4]
call fcn.00453795
test eax, eax
mov dword [ebp + 0x10], eax
jne 0x4539ae
jmp 0x453984
push edx
push dword [eax + 4]
call fcn.00453795
test eax, eax
mov dword [ebp + 0x10], eax
je 0x453984
jmp 0x45395d
mov eax, dword [ebp + 0x10]
mov ecx, dword [eax + 0x10]
mov edx, dword [ebp + 8]
cmp dword [ecx], edx
je 0x453c9a
push 0
push 0
add eax, 0x18
push 0xc000
push eax
call fcn.00453795
test eax, eax
mov dword [ebp + 0x10], eax
jne 0x45395a
mov eax, dword [ebp - 0x14]
mov eax, dword [eax]
test eax, eax
mov dword [ebp - 0x14], eax
jne 0x453923
and dword [ebx + 4], 0
push 7
call fcn.0045d7dd
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.0045d7dd
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 0x4539dc
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.0x4539e6.38
jmp dword [eax*4 + 0x453cc7]
push dword [ebp + 0xc]
call fcn.00456214
push eax
jmp 0x453af1
push dword [ebp + 0xc]
jmp 0x453af1
push esi
push esi
call fcn.004528bf
jmp 0x453c21
lea ecx, [ebp - 0x24]
call fcn.00456160
mov eax, dword [esi + 4]
and dword [ebp - 4], 0
lea ecx, [ebp - 0x60]
mov dword [ebp - 0x20], eax
call fcn.00452554
mov eax, dword [esi]
mov esi, dword [esi + 8]
push eax
mov byte [ebp - 4], 1
mov dword [ebp - 0x44], eax
call fcn.004528e7
test eax, eax
jne 0x453a5b
mov eax, dword [edi + 0x34]
test eax, eax
je 0x453a58
push dword [ebp - 0x44]
lea ecx, [eax + 0x20]
call fcn.004505d2
test eax, eax
je 0x453a58
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.00452ff7
or dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x24]
jmp 0x453ab3
lea ecx, [ebp - 0x24]
call fcn.00456160
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.00456292
jmp case.0x4539e6.38
mov eax, dword [ebp + 0xc]
shr eax, 0x10
push eax
push esi
call fcn.004528bf
jmp 0x453b07
mov eax, dword [ebp + 0xc]
shr eax, 0x10
push eax
movzx eax, word [ebp + 0xc]
jmp 0x453c21
mov eax, esi
shr eax, 0x10
push eax
movsx eax, si
push eax
push dword [ebp + 0xc]
call fcn.004528bf
jmp 0x453b0c
push esi
mov ecx, edi
call ebx
jmp 0x453cb0
push esi
call fcn.0045558d
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 0x453cb0
mov ecx, edi
call ebx
jmp case.0x4539e6.38
push dword [ebp + 0xc]
jmp 0x453c3c
mov eax, esi
shr eax, 0x10
movsx eax, ax
push eax
movsx eax, si
jmp 0x453bcb
mov eax, esi
shr eax, 0x10
push eax
movzx eax, si
jmp 0x453c5b
push dword [ebp + 0xc]
call fcn.004528bf
push eax
push esi
call fcn.004528bf
push eax
xor eax, eax
cmp dword [edi + 0x1c], esi
sete al
jmp 0x453c4e
push dword [ebp + 0xc]
call fcn.00456214
jmp 0x453b99
push dword [ebp + 0xc]
call fcn.0045558d
jmp 0x453b99
mov eax, esi
shr eax, 0x10
push eax
movzx eax, si
push eax
push dword [ebp + 0xc]
call fcn.0045558d
jmp 0x453c4e
push dword [ebp + 0xc]
jmp 0x453b94
push esi
call fcn.004528bf
push eax
jmp 0x453c3c
mov eax, esi
shr eax, 0x10
push eax
movzx eax, si
jmp 0x453bb4
movsx eax, si
shr esi, 0x10
movsx ecx, si
push ecx
push eax
push dword [ebp + 0xc]
call fcn.004528bf
jmp 0x453c4e
push esi
push dword [ebp + 0xc]
call fcn.004528bf
push eax
jmp 0x453c35
push esi
call fcn.004528bf
push eax
jmp 0x453c32
mov eax, dword [ebp + 0xc]
shr eax, 0x10
push eax
push esi
call fcn.004528bf
jmp 0x453c49
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 0x453c0d
push esi
call fcn.004528bf
push eax
push dword [ebp + 0xc]
push dword [ebp + 8]
jmp 0x453c5f
push eax
push edx
jmp 0x453c35
push esi
push dword [ebp + 0xc]
jmp 0x453c22
movsx eax, si
shr esi, 0x10
movsx ecx, si
push ecx
push eax
mov ecx, edi
call ebx
jmp 0x453cb0
mov ecx, edi
call ebx
jmp 0x453cb0
push esi
push dword [ebp + 0xc]
mov ecx, edi
call ebx
jmp case.0x4539e6.38
push esi
mov ecx, edi
call ebx
jmp case.0x4539e6.38
mov eax, dword [ebp + 0xc]
push esi
shr eax, 0x10
push eax
movzx eax, word [ebp + 0xc]
push eax
jmp 0x453c5f
movsx eax, si
shr esi, 0x10
movsx ecx, si
push ecx
push eax
push dword [ebp + 0xc]
mov ecx, edi
call ebx
jmp case.0x4539e6.38
push esi
mov ecx, edi
push dword [ebp + 0xc]
call ebx
mov dword [ebp - 0x10], 1
jmp case.0x4539e6.38
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.0x4539e6.38
jmp 0x45399b
push 7
mov dword [ebx + 4], eax
call fcn.0045d7dd
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 0x453cbf
mov ecx, dword [ebp - 0x10]
mov dword [eax], ecx
push 1
pop eax
jmp 0x45399d