Function at 0x404400
Capabilities:
Check os version
Get system information on windows

Disassembly:
push ebx
mov ebx, esp
sub esp, 8
and esp, 0xfffffff0
add esp, 4
push ebp
mov ebp, dword [ebx + 4]
mov dword [esp + 4], ebp
mov ebp, esp
sub esp, 0x198
mov eax, dword [0x43600c]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
push edi
push 0x118
xorps xmm0, xmm0
mov dword [ebp - 0x20], 0
lea eax, [ebp - 0x15c]
movaps xmmword [ebp - 0x40], xmm0
push 0
push eax
movaps xmmword [ebp - 0x30], xmm0
call fcn.00415fc0
add esp, 0xc
mov dword [ebp - 0x160], 0x11c
lea eax, [ebp - 0x160]
push eax
call dword [sym.imp.KERNEL32.dll_GetVersionExW]
test eax, eax
jne 0x40447e
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00414d4c
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret
sub esp, 0x18
mov ecx, esp
push 0x437444
call fcn.00413aa0
lea ecx, [ebp - 0x17c]
call fcn.00402bc0
mov esi, eax
add esp, 0x18
cmp dword [esi + 0x14], 0x10
jb 0x4044a5
mov esi, dword [esi]
sub esp, 0x18
mov ecx, esp
push 0x436d9c
call fcn.00413aa0
lea ecx, [ebp - 0x194]
call fcn.00402bc0
add esp, 0x18
cmp dword [eax + 0x14], 0x10
jb 0x4044ca
mov eax, dword [eax]
push esi
push eax
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov edx, dword [ebp - 0x180]
mov esi, eax
cmp edx, 0x10
jb 0x404515
mov ecx, dword [ebp - 0x194]
inc edx
mov eax, ecx
cmp edx, 0x1000
jb 0x40450b
mov ecx, dword [ecx - 4]
add edx, 0x23
sub eax, ecx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x4048ef
push edx
push ecx
call fcn.004153be
add esp, 8
mov edx, dword [ebp - 0x168]
mov dword [ebp - 0x184], 0
mov dword [ebp - 0x180], 0xf
mov byte [ebp - 0x194], 0
cmp edx, 0x10
jb 0x40456a
mov ecx, dword [ebp - 0x17c]
inc edx
mov eax, ecx
cmp edx, 0x1000
jb 0x404560
mov ecx, dword [ecx - 4]
add edx, 0x23
sub eax, ecx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x4048ef
push edx
push ecx
call fcn.004153be
add esp, 8
mov dword [ebp - 0x16c], 0
lea eax, [ebp - 0x40]
mov dword [ebp - 0x168], 0xf
mov byte [ebp - 0x17c], 0
push eax
test esi, esi
je 0x404591
call esi
jmp 0x404597
call dword [sym.imp.KERNEL32.dll_GetSystemInfo]
mov eax, dword [ebp - 0x15c]
cmp eax, 0xa
jne 0x4045be
cmp dword [ebp - 0x158], 0
jne 0x4048d7
xor eax, eax
cmp byte [ebp - 0x46], 1
setne al
inc eax
jmp 0x4048d2
cmp eax, 6
jne 0x40487d
mov eax, dword [ebp - 0x158]
cmp eax, 3
jne 0x4045e3
xor eax, eax
cmp byte [ebp - 0x46], 1
setne al
add eax, 3
jmp 0x4048d2
cmp eax, 2
jne 0x40485a
sub esp, 0x18
cmp byte [ebp - 0x46], 1
jne 0x4046bf
mov esi, esp
mov dword [0x436930], 1
sub esp, 0x18
mov ecx, esp
push 0x43706c
call fcn.00413aa0
mov ecx, esi
call fcn.00402bc0
mov esi, esp
sub esp, 0x18
mov ecx, esp
push 0x437294
call fcn.00413aa0
mov ecx, esi
call fcn.00402bc0
add esp, 0x18
lea ecx, [ebp - 0x17c]
mov edx, 0x80000002
call fcn.00402cd0
add esp, 0x30
cmp dword [eax + 0x14], 0x10
jb 0x404651
mov eax, dword [eax]
push eax
call fcn.00419815
mov edx, dword [ebp - 0x168]
add esp, 4
cmp eax, 0x55f0
setge al
mov byte [ebp - 0x161], al
cmp edx, 0x10
jb 0x4046a8
mov ecx, dword [ebp - 0x17c]
inc edx
mov eax, ecx
cmp edx, 0x1000
jb 0x404698
mov ecx, dword [ecx - 4]
add edx, 0x23
sub eax, ecx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x4048f4
push edx
push ecx
call fcn.004153be
mov al, byte [ebp - 0x161]
add esp, 8
test al, al
je 0x404849
mov dword [0x436930], 0x12
jmp 0x404849
mov edi, esp
mov dword [0x436930], 4
sub esp, 0x18
mov esi, esp
sub esp, 0x18
mov ecx, esp
push 0x437354
call fcn.00413aa0
mov ecx, esi
call fcn.00402bc0
mov esi, esp
sub esp, 0x18
mov ecx, esp
push 0x437294
call fcn.00413aa0
mov ecx, esi
call fcn.00402bc0
add esp, 0x18
mov edx, 0x80000002
mov ecx, edi
call fcn.00402cd0
add esp, 0x18
mov esi, esp
sub esp, 0x18
mov ecx, esp
push 0x436c34
call fcn.00413aa0
mov ecx, esi
call fcn.00402bc0
add esp, 0x18
call fcn.004041f0
mov ecx, dword [0x436930]
test eax, eax
mov edx, 0x10
cmovg ecx, edx
add esp, 0x18
mov edi, esp
mov dword [0x436930], ecx
sub esp, 0x18
mov esi, esp
sub esp, 0x18
mov ecx, esp
push 0x437354
call fcn.00413aa0
mov ecx, esi
call fcn.00402bc0
mov esi, esp
sub esp, 0x18
mov ecx, esp
push 0x437294
call fcn.00413aa0
mov ecx, esi
call fcn.00402bc0
add esp, 0x18
mov edx, 0x80000002
mov ecx, edi
call fcn.00402cd0
add esp, 0x18
mov esi, esp
sub esp, 0x18
mov ecx, esp
push 0x436ab4
call fcn.00413aa0
mov ecx, esi
call fcn.00402bc0
add esp, 0x18
call fcn.004041f0
mov ecx, dword [0x436930]
test eax, eax
mov edx, 0x11
cmovg ecx, edx
add esp, 0x18
mov edi, esp
mov dword [0x436930], ecx
sub esp, 0x18
mov esi, esp
sub esp, 0x18
mov ecx, esp
push 0x437354
call fcn.00413aa0
mov ecx, esi
call fcn.00402bc0
mov esi, esp
sub esp, 0x18
mov ecx, esp
push 0x437294
call fcn.00413aa0
mov ecx, esi
call fcn.00402bc0
add esp, 0x18
mov edx, 0x80000002
mov ecx, edi
call fcn.00402cd0
add esp, 0x18
mov esi, esp
sub esp, 0x18
mov ecx, esp
push 0x436a84
call fcn.00413aa0
mov ecx, esi
call fcn.00402bc0
add esp, 0x18
call fcn.004041f0
mov ecx, dword [0x436930]
add esp, 0x30
test eax, eax
mov edx, 2
cmovg ecx, edx
mov dword [0x436930], ecx
mov eax, dword [ebp - 0x15c]
cmp eax, 6
jne 0x40487d
mov eax, dword [ebp - 0x158]
test eax, eax
jne 0x40486a
cmp byte [ebp - 0x46], 1
setne al
add eax, 7
jmp 0x4048d2
cmp eax, 1
jne 0x4048d7
xor eax, eax
cmp byte [ebp - 0x46], 1
setne al
add eax, 9
jmp 0x4048d2
cmp eax, 5
jne 0x4048d7
mov ecx, dword [ebp - 0x158]
cmp ecx, 2
jne 0x4048b2
cmp byte [ebp - 0x46], 1
jne 0x4048a6
cmp word [ebp - 0x40], 9
jne 0x4048a6
mov dword [0x436930], 0xc
jmp 0x4048d7
mov dword [0x436930], 0xd
jmp 0x4048d7
cmp ecx, 1
jne 0x4048c3
mov dword [0x436930], 0xe
jmp 0x4048d7
mov eax, dword [0x436930]
test ecx, ecx
mov edx, 0xf
cmove eax, edx
mov dword [0x436930], eax
mov ecx, dword [ebp - 4]
mov eax, dword [0x436930]
xor ecx, ebp
pop edi
pop esi
call fcn.00414d4c
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret
call fcn.004199f4
call fcn.004199f4
int3