Function at 0x476d70
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, 0x160
mov eax, dword [0x4fe0c0]
xor eax, ebp
mov dword [ebp - 4], eax
cmp dword [0x5134f8], 0
jne 0x477102
push 0x118
lea eax, [ebp - 0x124]
push 0
push eax
call fcn.0049e870
add esp, 0xc
mov dword [ebp - 0x128], 0x11c
push str.RtlGetVersion
push 0x4e9370
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x476e0d
lea ecx, [ebp - 0x128]
push ecx
call eax
test eax, eax
je 0x476e0d
lea eax, [ebp - 0x128]
push eax
call dword [sym.imp.KERNEL32.dll_GetVersionExW]
test eax, eax
jne 0x476e0d
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0049cdfb
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret
push 0
push 0x4e3458
mov ecx, 0x513438
mov dword [0x513488], 0
call fcn.004049e0
mov eax, dword [ebp - 0x118]
sub eax, 0
je 0x477061
sub eax, 1
je 0x47701e
sub eax, 1
je 0x476e51
push 0
push 0x4e3458
jmp 0x477072
mov eax, dword [ebp - 0x124]
cmp eax, 4
ja 0x476e72
push 0xa
mov dword [0x513488], 0x40
push 0x4e9e64
jmp 0x477072
cmp eax, 5
jne 0x476ed7
mov eax, dword [ebp - 0x120]
test eax, eax
jne 0x476e97
push 0xc
mov dword [0x513488], 0x80
push str.Windows_2000
jmp 0x477072
cmp eax, 1
je 0x476ec1
cmp eax, 2
jne 0x47707c
cmp byte [ebp - 0xe], 1
je 0x476ec1
push 0xc
mov dword [0x513488], 0x200
push str.Windows_2003
jmp 0x477072
push 0xa
mov dword [0x513488], 0x100
push str.Windows_XP
jmp 0x477072
cmp eax, 6
jne 0x476fd8
mov eax, dword [ebp - 0x120]
test eax, eax
jne 0x476f21
cmp byte [ebp - 0xe], 1
mov ecx, 0x513438
jne 0x476f0b
push 0xd
mov dword [0x513488], 0x400
push str.Windows_Vista
jmp 0x477077
push 0x13
mov dword [0x513488], 0x8000
push str.Windows_Server_2008
jmp 0x477077
cmp eax, 1
jne 0x476f5c
mov ecx, 0x513438
cmp byte [ebp - 0xe], al
je 0x476f46
push 0x16
mov dword [0x513488], 0x8000
push str.Windows_Server_2008_R2
jmp 0x477077
push 9
mov dword [0x513488], 0x800
push str.Windows_7
jmp 0x477077
cmp eax, 2
jne 0x476f98
cmp byte [ebp - 0xe], 1
mov ecx, 0x513438
jne 0x476f82
push 9
mov dword [0x513488], 0x1000
push str.Windows_8
jmp 0x477077
push 0x13
mov dword [0x513488], 0x10000
push str.Windows_Server_2012
jmp 0x477077
cmp eax, 3
jne 0x47707c
cmp byte [ebp - 0xe], 1
mov ecx, 0x513438
jne 0x476fc2
push 0xb
mov dword [0x513488], 0x2000
push str.Windows_8.1
jmp 0x477077
push 0x16
mov dword [0x513488], 0x10000
push str.Windows_Server_2012_R2
jmp 0x477077
cmp eax, 0xa
jne 0x47707c
cmp dword [ebp - 0x120], 0
jne 0x47707c
cmp byte [ebp - 0xe], 1
mov ecx, 0x513438
jne 0x47700b
push eax
mov dword [0x513488], 0x4000
push str.Windows_10
jmp 0x477077
push 0x13
mov dword [0x513488], 0x20000
push str.Windows_Server_2016
jmp 0x477077
cmp dword [ebp - 0x124], 4
jne 0x47707c
mov eax, dword [ebp - 0x120]
test eax, eax
je 0x47704e
cmp eax, 0xa
je 0x47704e
cmp eax, 0x5a
jne 0x47707c
push 0xa
mov dword [0x513488], 0x20
push str.Windows_ME
jmp 0x477072
push 0xa
mov dword [0x513488], 8
push str.Windows_9x
jmp 0x477072
push 0xb
mov dword [0x513488], 1
push str.Windows_3.2
mov ecx, 0x513438
call fcn.004049e0
xorps xmm0, xmm0
mov dword [ebp - 0x140], 0
push 0x4e9450
push str.kernel32.dll
movaps xmmword [ebp - 0x160], xmm0
movaps xmmword [ebp - 0x150], xmm0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
je 0x4770bd
lea ecx, [ebp - 0x160]
push ecx
call eax
jmp 0x4770ca
lea eax, [ebp - 0x160]
push eax
call dword [sym.imp.KERNEL32.dll_GetSystemInfo]
mov ax, word [ebp - 0x160]
cmp ax, 9
je 0x4770ee
cmp ax, 6
je 0x4770ee
test ax, ax
jne 0x4770f8
mov dword [0x51348c], 0
jmp 0x4770f8
mov dword [0x51348c], 1
mov dword [0x5134f8], 1
mov ecx, dword [ebp - 4]
mov eax, 1
xor ecx, ebp
call fcn.0049cdfb
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret