Function at 0x4bd0dc
Capabilities:
Check os version

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffff60
push ebx
push esi
test dl, dl
je 0x4bd0f3
add esp, 0xfffffff0
call fcn.0040453c
mov byte [ebp - 1], dl
mov ebx, eax
xor edx, edx
mov eax, ebx
call fcn.004391b4
mov eax, dword [0x4bd548]
not eax
and eax, dword [ebx + 0x50]
mov dword [ebx + 0x50], eax
mov dl, 1
mov eax, dword [0x4bbb50]
call fcn.004c2c90
mov esi, eax
mov dword [ebx + 0x2c0], esi
mov dword [esi + 0x24], ebx
mov dword [esi + 0x20], 0x4c4398
mov dl, 1
mov eax, dword [0x4bb87c]
call fcn.004c2ee4
mov esi, eax
mov dword [ebx + 0x2c4], esi
mov dword [esi + 0x3c], ebx
mov dword [esi + 0x38], 0x4c4398
mov ecx, ebx
mov dl, 1
mov eax, dword [0x4bb6d0]
call fcn.004c325c
mov esi, eax
mov dword [ebx + 0x2bc], esi
mov dword [esi + 0x24], ebx
mov dword [esi + 0x20], 0x4c44e8
mov dl, 1
mov eax, dword [0x427a00]
call fcn.00429238
mov dword [ebx + 0x300], eax
mov dl, 1
mov eax, dword [0x427a00]
call fcn.00429238
mov dword [ebx + 0x304], eax
mov dl, 1
mov eax, dword [0x427a00]
call fcn.00429238
mov dword [ebx + 0x27c], eax
mov ecx, ebx
mov dl, 1
mov eax, dword [0x4bb48c]
call fcn.004c40b8
mov dword [ebx + 0x2cc], eax
mov ecx, ebx
mov dl, 1
mov eax, dword [0x4bb48c]
call fcn.004c40b8
mov dword [ebx + 0x2c8], eax
mov ecx, ebx
mov dl, 1
mov eax, dword [0x4bb388]
call fcn.004c3d2c
mov dword [ebx + 0x230], eax
mov ecx, ebx
mov dl, 1
mov eax, dword [0x4bb388]
call fcn.004c3d2c
mov dword [ebx + 0x234], eax
mov dl, 1
mov eax, dword [0x4ba904]
call fcn.004baa60
mov esi, eax
mov dword [ebx + 0x350], esi
mov dword [esi + 0x14], ebx
mov dword [esi + 0x10], 0x4c4174
mov byte [ebx + 0x354], 4
mov byte [ebx + 0x2b4], 1
test byte [ebx + 0x1c], 0x10
je 0x4bd232
lea eax, [ebx + 0x308]
mov edx, 0x4bd554
call fcn.004050a4
xor eax, eax
mov dword [ebx + 0x238], eax
mov dword [ebx + 0x23c], 0x10
call fcn.0040d3d4
fstp qword [ebx + 0x248]
wait
mov eax, dword [ebx + 0x248]
mov dword [ebx + 0x240], eax
mov eax, dword [ebx + 0x24c]
mov dword [ebx + 0x244], eax
xor edx, edx
mov eax, ebx
call fcn.004bdb70
mov byte [ebx + 0x288], 0
mov byte [ebx + 0x289], 0
mov byte [ebx + 0x28a], 0
mov byte [ebx + 0x28d], 0
mov byte [ebx + 0x28b], 0
mov byte [ebx + 0x28c], 0
xor eax, eax
mov dword [ebx + 0x378], eax
mov edx, 0xb4
mov eax, ebx
call fcn.00465dd0
mov edx, 0xb4
mov eax, ebx
call fcn.00465df4
mov dword [ebx + 0x2d4], 0x808000
mov dword [ebx + 0x2d8], 0xffffff
mov dword [ebx + 0x2dc], 0x808080
mov dword [ebx + 0x2e4], 0x808000
mov dword [ebx + 0x2e0], 0xff00000d
xor eax, eax
mov dword [ebx + 0x2d0], eax
mov dword [ebx + 0x2e8], 0xff
mov dword [ebx + 0x2ec], 0x1fffffff
mov dword [ebx + 0x2f4], 7
mov edx, 1
mov eax, ebx
call fcn.0043963c
mov byte [ebx + 0x3d4], 1
xor edx, edx
mov eax, ebx
call fcn.00439604
push dword [ebx + 0x24c]
push dword [ebx + 0x248]
lea ecx, [ebx + 0x2f8]
lea edx, [ebx + 0x2fa]
lea eax, [ebx + 0x2fc]
call fcn.0040d2dc
xor edx, edx
mov eax, ebx
call fcn.00466644
mov byte [ebx + 0x269], 0
lea ecx, [ebp - 0xa0]
or edx, 0xffffffff
or eax, 0xffffffff
call fcn.0041b694
mov eax, dword [ebp - 0xa0]
mov dword [ebx + 0x26a], eax
mov eax, dword [ebp - 0x9c]
mov dword [ebx + 0x26e], eax
mov eax, dword [ebx + 0x27c]
mov dword [eax + 0xc], ebx
mov dword [eax + 8], 0x4bd6b8
mov eax, dword [ebx + 0x300]
mov dword [eax + 0xc], ebx
mov dword [eax + 8], 0x4bd6b8
mov eax, dword [ebx + 0x304]
mov dword [eax + 0xc], ebx
mov dword [eax + 8], 0x4bd6b8
mov dword [ebx + 0x228], 0xffff
mov byte [ebx + 0x22c], 1
mov dl, 1
mov eax, dword [0x4bbd5c]
call fcn.004c4508
mov esi, eax
mov dword [ebx + 0x2b0], esi
mov dword [esi + 0xc], ebx
mov dword [esi + 8], 0x4c4398
mov byte [ebx + 0x356], 1
mov byte [ebx + 0x355], 1
mov byte [ebx + 0x357], 1
mov dword [ebx + 0x37c], 0x1fffffff
mov dword [ebx + 0x384], 0x808080
mov byte [ebx + 0x388], 1
mov dword [ebx + 0x38c], 0xffffff
mov dword [ebx + 0x390], 0xff00000f
mov byte [ebx + 0x394], 0
mov dword [ebx + 0x398], 0x1fffffff
mov dword [ebx + 0x39c], 0x1fffffff
mov byte [ebx + 0x3a0], 0
mov ecx, ebx
mov dl, 1
mov eax, dword [0x4bb594]
call fcn.004c4624
mov dword [ebx + 0x3a4], eax
lea eax, [ebx + 0x3cc]
mov edx, 0x4bd560
call fcn.004050a4
test byte [ebx + 0x1c], 0x10
je 0x4bd4ba
lea eax, [ebx + 0x3ac]
mov edx, 0x4bd580
call fcn.004050a4
lea eax, [ebx + 0x3b0]
mov edx, 0x4bd598
call fcn.004050a4
lea eax, [ebx + 0x3b4]
mov edx, 0x4bd5b0
call fcn.004050a4
lea eax, [ebx + 0x3b8]
mov edx, 0x4bd5c4
call fcn.004050a4
mov byte [ebx + 0x1f8], 1
mov dword [ebp - 0x98], 0x94
lea eax, [ebp - 0x98]
push eax
call sub.kernel32.dll_GetVersionExA
cmp dword [ebp - 0x94], 5
ja 0x4bd4f6
cmp dword [ebp - 0x94], 5
jne 0x4bd4f2
cmp dword [ebp - 0x90], 1
jae 0x4bd4f6
xor eax, eax
jmp 0x4bd4f8
mov al, 1
mov byte [ebx + 0x3bc], al
test al, al
je 0x4bd527
cmp byte [ebx + 0x3bc], 0
je 0x4bd51b
call dword [0x522070]
test eax, eax
jne 0x4bd51f
test byte [ebx + 0x1c], 0x10
jne 0x4bd51f
xor eax, eax
jmp 0x4bd521
mov al, 1
mov byte [ebx + 0x3bc], al
mov eax, ebx
cmp byte [ebp - 1], 0
je 0x4bd53e
call fcn.00404594
pop dword fs:[0]
add esp, 0xc
mov eax, ebx
pop esi
pop ebx
mov esp, ebp
pop ebp
ret