Function at 0x40dbf6
Capabilities:
Check os version
Get system information on windows

Disassembly:
push ebp
lea ebp, [esp - 0x68]
sub esp, 0xc4
cmp dword [0x4282c8], 0
push ebx
push esi
push edi
mov edi, 0x4282b4
jne 0x40ddd6
mov esi, 0x9c
push esi
lea eax, [ebp - 0x38]
push 0
push eax
call fcn.00410ef0
add esp, 0xc
push str.win32
mov dword [ebp - 0x38], esi
mov esi, dword [sym.imp.KERNEL32.DLL_lstrcpyA]
push edi
call esi
mov ebx, dword [sym.imp.KERNEL32.DLL_GetVersionExA]
lea eax, [ebp - 0x38]
push eax
call ebx
test eax, eax
jne 0x40dc58
lea eax, [ebp - 0x38]
push eax
mov dword [ebp - 0x38], 0x94
call ebx
cmp dword [ebp - 0x28], 2
jne 0x40dcb8
cmp dword [ebp - 0x34], 4
jne 0x40dc6b
push str.winnt
jmp 0x40dce3
cmp dword [ebp - 0x34], 6
jne 0x40dc8b
cmp dword [ebp - 0x30], 0
jne 0x40dcf0
cmp byte [ebp + 0x62], 1
jne 0x40dc84
push str.winvista
jmp 0x40dce3
push str.winlong
jmp 0x40dce3
cmp dword [ebp - 0x34], 5
jne 0x40dce6
cmp dword [ebp - 0x30], 0
jne 0x40dc9e
push str.win2000
jmp 0x40dce3
cmp dword [ebp - 0x30], 1
jne 0x40dcab
push str.winxp
jmp 0x40dce3
cmp dword [ebp - 0x30], 2
jne 0x40dcec
push str.win2003
jmp 0x40dce3
cmp dword [ebp - 0x28], 1
jne 0x40dce6
cmp dword [ebp - 0x34], 4
jne 0x40dcde
cmp dword [ebp - 0x30], 0xa
jne 0x40dcd1
push str.win98
jmp 0x40dce3
cmp dword [ebp - 0x30], 0x5a
jne 0x40dcde
push str.winme
jmp 0x40dce3
push str.win95
push edi
call esi
cmp dword [ebp - 0x34], 0
jbe 0x40dd17
cmp dword [ebp - 0x30], 0
jbe 0x40dd17
push str.win32
push edi
call dword [sym.imp.KERNEL32.DLL_lstrcmpA]
test eax, eax
jne 0x40dd17
push dword [ebp - 0x30]
push dword [ebp - 0x34]
push str._d._d
push edi
call dword [sym.imp.USER32.dll_wsprintfA]
add esp, 0x10
lea eax, [ebp - 0x24]
push eax
call fcn.00412890
test eax, eax
pop ecx
jbe 0x40dd3b
push 0x4282b0
lea eax, [ebp - 0x24]
push str.Service_Pack__d
push eax
call fcn.00412bd5
add esp, 0xc
and word [ebp - 0x5c], 0
push str.Unknown
mov ebx, 0x42829c
push ebx
call esi
push 0x420378
call dword [sym.imp.KERNEL32.DLL_LoadLibraryA]
test eax, eax
mov dword [ebp + 0x64], eax
je 0x40dd77
push str.GetNativeSystemInfo
push eax
call dword [sym.imp.KERNEL32.DLL_GetProcAddress]
test eax, eax
je 0x40dd77
lea ecx, [ebp - 0x5c]
push ecx
call eax
jmp 0x40dd81
lea eax, [ebp - 0x5c]
push eax
call dword [sym.imp.KERNEL32.DLL_GetSystemInfo]
cmp dword [ebp + 0x64], 0
je 0x40dd90
push dword [ebp + 0x64]
call dword [sym.imp.KERNEL32.DLL_FreeLibrary]
movzx eax, word [ebp - 0x5c]
test eax, eax
je 0x40ddc2
cmp eax, 6
je 0x40ddbb
cmp eax, 9
je 0x40ddb4
push eax
push 0x420cc4
push ebx
call dword [sym.imp.USER32.dll_wsprintfA]
add esp, 0xc
jmp 0x40ddca
push str.amd64
jmp 0x40ddc7
push str.ia64
jmp 0x40ddc7
push str.i586
push ebx
call esi
mov dword [0x4282c8], 1
jmp 0x40dddb
mov ebx, 0x42829c
mov eax, dword [0x4282b0]
test eax, eax
mov esi, 0x420358
jbe 0x40ddfe
push eax
push edi
push str._s_sp_d
push dword [ebp + 0x70]
call dword [sym.imp.USER32.dll_wsprintfA]
add esp, 0x10
jmp 0x40de0c
push edi
push esi
push dword [ebp + 0x70]
call dword [sym.imp.USER32.dll_wsprintfA]
add esp, 0xc
cmp dword [ebp + 0x78], 0
je 0x40de20
push ebx
push esi
push dword [ebp + 0x78]
call dword [sym.imp.USER32.dll_wsprintfA]
add esp, 0xc
pop edi
xor eax, eax
pop esi
inc eax
pop ebx
add ebp, 0x68
leave
ret