Function at 0x408e50
Capabilities:
Check os version
Get system information on windows

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x51b51e
mov eax, dword fs:[0]
push eax
sub esp, 0x264
mov eax, dword [0x579630]
xor eax, ebp
mov dword [ebp - 0x10], eax
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, ecx
mov dword [ebp - 0x18], 0
mov dword [ebp - 0x270], esi
mov dword [esi], 0
mov dword [esi + 0x1c], 3
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
push str.IsWow64Process
push 0x52dac0
mov edi, eax
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x408edd
lea ecx, [ebp - 0x14]
mov dword [ebp - 0x14], 0
push ecx
push edi
call eax
test eax, eax
jne 0x408ed5
mov eax, 2
jmp 0x408edd
xor eax, eax
cmp dword [ebp - 0x14], eax
setne al
mov dword [esi + 0x28], eax
mov dword [esi + 0x40], 0xf
mov dword [esi + 0x3c], 0
mov byte [esi + 0x2c], 0
push pe_nt_image_headers32
lea eax, [ebp - 0x154]
mov dword [ebp - 4], 0
push 0
push eax
mov dword [ebp - 0x158], 0x11c
call fcn.004f9050
add esp, 0xc
lea eax, [ebp - 0x158]
push eax
call dword [sym.imp.KERNEL32.dll_GetVersionExW]
mov eax, dword [ebp - 0x154]
mov ecx, dword [ebp - 0x150]
mov edx, dword [ebp - 0x14c]
mov dword [esi + 4], eax
mov dword [esi + 8], ecx
mov dword [esi + 0xc], edx
cmp eax, 5
jne 0x408f5b
test ecx, ecx
jle 0x408fd0
xor eax, eax
cmp ecx, 1
setne al
inc eax
mov dword [esi], eax
jmp 0x408fd0
cmp eax, 6
jne 0x408f87
sub ecx, 0
je 0x408f7f
dec ecx
je 0x408f77
dec ecx
je 0x408f6f
mov dword [esi], eax
jmp 0x408fd0
mov dword [esi], 5
jmp 0x408fd0
mov dword [esi], 4
jmp 0x408fd0
mov dword [esi], 3
jmp 0x408fd0
cmp eax, 0xa
jne 0x408fbe
cmp edx, 0x295a
jge 0x408f9c
mov dword [esi], 7
jmp 0x408fd0
cmp edx, 0x3839
jge 0x408fac
mov dword [esi], 8
jmp 0x408fd0
xor eax, eax
cmp edx, 0x3ad7
setge al
add eax, 9
mov dword [esi], eax
jmp 0x408fd0
cmp eax, 6
jle 0x408fd0
mov dword [ebp - 4], 0
mov dword [esi], 0xb
movzx eax, word [ebp - 0x44]
mov dword [esi + 0x14], eax
movzx eax, word [ebp - 0x42]
mov dword [esi + 0x18], eax
mov eax, dword [esi]
cmp eax, 5
je 0x408fee
cmp eax, 6
jne 0x409085
push str.RtlGetVersion
push 0x52f884
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov edi, eax
test edi, edi
je 0x409085
push 0x114
lea eax, [ebp - 0x26c]
push 0
push eax
call fcn.004f9050
add esp, 0xc
mov dword [ebp - 0x26c], 0x114
lea eax, [ebp - 0x26c]
push eax
call edi
test eax, eax
js 0x409085
mov eax, dword [ebp - 0x268]
cmp eax, 6
jne 0x409050
cmp dword [ebp - 0x264], 3
jb 0x409085
mov dword [esi], eax
jmp 0x409085
cmp eax, 0xa
jne 0x409085
mov eax, dword [ebp - 0x260]
cmp eax, 0x295a
jae 0x40906a
mov dword [esi], 7
jmp 0x409085
cmp eax, 0x3839
jae 0x409079
mov dword [esi], 8
jmp 0x409085
cmp eax, 0x3ad7
sbb eax, eax
add eax, 0xa
mov dword [esi], eax
xorps xmm0, xmm0
mov dword [ebp - 0x3c], 0
lea eax, [ebp - 0x3c]
push eax
movdqu xmmword [ebp - 0x38], xmm0
movdqu xmmword [ebp - 0x28], xmm0
call dword [sym.imp.KERNEL32.dll_GetNativeSystemInfo]
mov edx, dword [ebp - 0x3c]
movzx eax, dx
test eax, eax
je 0x4090c9
cmp eax, 6
je 0x4090c0
cmp eax, 9
jne 0x4090d0
mov dword [esi + 0x1c], 1
jmp 0x4090d0
mov dword [esi + 0x1c], 2
jmp 0x4090d0
mov dword [esi + 0x1c], 0
mov eax, dword [ebp - 0x28]
mov dword [esi + 0x20], eax
mov eax, dword [ebp - 0x20]
mov dword [esi + 0x24], eax
mov eax, dword [ebp - 0x154]
cmp eax, 6
je 0x409139
cmp eax, 0xa
je 0x409139
cmp eax, 5
jne case.0x409176.2
mov ecx, dword [ebp - 0x150]
cmp ecx, 2
jne 0x409125
cmp byte [ebp - 0x3e], 1
jne 0x409115
cmp dx, 9
jne 0x409115
mov dword [esi + 0x10], 1
jmp 0x40918d
mov eax, dword [ebp - 0x40]
shr eax, 0xe
not eax
and eax, 2
mov dword [esi + 0x10], eax
jmp 0x40918d
cmp ecx, 1
jne case.0x409176.2
mov eax, dword [ebp - 0x40]
shr eax, 9
not eax
and eax, ecx
mov dword [esi + 0x10], eax
jmp 0x40918d
push str.GetProductInfo
push 0x52dac0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
lea ecx, [ebp - 0x18]
push ecx
push 0
push 0
push dword [ebp - 0x150]
push dword [ebp - 0x154]
call eax
mov eax, dword [ebp - 0x18]
dec eax
cmp eax, 0x2f
ja case.0x409176.2
movzx eax, byte [eax + 0x4091b8]
jmp dword [eax*4 + 0x4091ac]
mov dword [esi + 0x10], 2
jmp 0x40918d
mov dword [esi + 0x10], 0
mov eax, esi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.00401590
mov esp, ebp
pop ebp
ret