Function at 0x47f8df
Capabilities:
Check os version

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffff28
push ebx
push esi
push edi
xor eax, eax
mov dword [ebp - 0xd8], eax
mov dword [ebp - 0xd4], eax
mov dword [ebp - 0xd0], eax
mov dword [ebp - 0xcc], eax
mov dword [ebp - 4], eax
mov dword [ebp - 8], eax
xor eax, eax
push ebp
push 0x47fbeb
push dword fs:[eax]
mov dword fs:[eax], esp
or edi, 0xffffffff
or esi, 0xffffffff
xor ebx, ebx
lea edx, [ebp - 4]
mov eax, dword [0x5544d4]
mov eax, dword [eax]
call fcn.004090fc
mov eax, dword [0x554cdc]
mov eax, dword [eax]
dec eax
je 0x47f81b
dec eax
je 0x47f8a5
jmp case.default.0x47fa80
mov eax, dword [0x5549cc]
mov eax, dword [eax]
sub eax, 0xa
jb 0x47f833
sub eax, 0x50
jb 0x47f85f
je 0x47f89e
jmp case.default.0x47fa80
mov eax, dword [ebp - 4]
mov edx, 0x47fc04
call fcn.00404854
je 0x47f851
mov eax, dword [ebp - 4]
mov edx, 0x47fc10
call fcn.00404854
jne 0x47f858
mov bl, 2
jmp case.default.0x47fa80
mov bl, 1
jmp case.default.0x47fa80
cmp dword [0x555c68], 0x4005a
jne 0x47f872
mov bl, 5
jmp case.default.0x47fa80
mov eax, dword [ebp - 4]
mov edx, 0x47fc1c
call fcn.00404854
je 0x47f890
mov eax, dword [ebp - 4]
mov edx, 0x47fc04
call fcn.00404854
jne 0x47f897
mov bl, 4
jmp case.default.0x47fa80
mov bl, 3
jmp case.default.0x47fa80
mov bl, 5
jmp case.default.0x47fa80
mov eax, dword [0x554534]
mov eax, dword [eax]
add eax, 0xfffffffd
cmp eax, 7
ja case.default.0x47fa80
jmp dword [eax*4 + 0x47f8bf]
mov eax, dword [0x5549cc]
mov eax, dword [eax]
dec eax
je 0x47f8f8
sub eax, 4
je 0x47f8ff
sub eax, 0x2e
je 0x47f906
jmp case.default.0x47fa80
mov bl, 6
jmp case.default.0x47fa80
mov bl, 7
jmp case.default.0x47fa80
mov bl, 8
jmp case.default.0x47fa80
mov bl, 9
jmp case.default.0x47fa80
mov eax, dword [0x5549cc]
mov eax, dword [eax]
sub eax, 1
jb 0x47f92a
je 0x47f931
dec eax
je 0x47f938
jmp case.default.0x47fa80
mov bl, 0xa
jmp case.default.0x47fa80
mov bl, 0xb
jmp case.default.0x47fa80
mov dword [ebp - 0xc8], 0x9c
xor eax, eax
mov dword [ebp - 0x2c], eax
lea eax, [ebp - 0x2c]
call fcn.0047ff88
push 0x59
call sub.user32.dll_GetSystemMetrics
test eax, eax
je 0x47f961
mov bl, 0xe
jmp case.default.0x47fa80
cmp word [ebp - 0x2c], 0
je 0x47f985
lea eax, [ebp - 0xc8]
push eax
call sub.kernel32.dll_GetVersionExA_1
test eax, eax
je 0x47f985
cmp byte [ebp - 0x2e], 1
jne 0x47f985
mov bl, 0xd
jmp case.default.0x47fa80
mov bl, 0xc
jmp case.default.0x47fa80
mov eax, dword [0x5549cc]
cmp dword [eax], 2
jne 0x47fa6d
push 0
lea eax, [ebp - 8]
push eax
mov ecx, 0x47fc28
mov edx, 0x47fc3c
mov eax, 0x80000002
call fcn.00483a64
lea edx, [ebp - 0xcc]
mov eax, dword [0x554924]
call fcn.00406758
mov eax, dword [ebp - 0xcc]
mov edx, dword [ebp - 8]
call fcn.00404a4c
dec eax
je 0x47f9f6
lea edx, [ebp - 0xd0]
mov eax, dword [0x5549dc]
call fcn.00406758
mov eax, dword [ebp - 0xd0]
mov edx, dword [ebp - 8]
call fcn.00404a4c
dec eax
jne 0x47f9fd
mov esi, 3
jmp 0x47fa75
lea edx, [ebp - 0xd4]
mov eax, dword [0x554bd0]
call fcn.00406758
mov eax, dword [ebp - 0xd4]
mov edx, dword [ebp - 8]
call fcn.00404a4c
dec eax
je 0x47fa3f
lea edx, [ebp - 0xd8]
mov eax, dword [0x554c30]
call fcn.00406758
mov eax, dword [ebp - 0xd8]
mov edx, dword [ebp - 8]
call fcn.00404a4c
dec eax
jne 0x47fa46
mov esi, 2
jmp 0x47fa75
call fcn.0047fc6c
mov edi, eax
cmp edi, 6
jne 0x47fa59
mov esi, 4
jmp 0x47fa75
cmp edi, 0xa
jne 0x47fa63
or esi, 0xffffffff
jmp 0x47fa75
mov esi, dword [0x5549cc]
mov esi, dword [esi]
jmp 0x47fa75
mov esi, dword [0x5549cc]
mov esi, dword [esi]
mov eax, esi
cmp eax, 4
ja case.default.0x47fa80
jmp dword [eax*4 + 0x47fa87]
mov dword [ebp - 0xc8], 0x9c
lea eax, [ebp - 0xc8]
push eax
call sub.kernel32.dll_GetVersionExA_1
test eax, eax
je 0x47fac2
cmp byte [ebp - 0x2e], 1
jne 0x47fac2
mov bl, 0xf
jmp case.default.0x47fa80
mov bl, 0x10
jmp case.default.0x47fa80
mov dword [ebp - 0xc8], 0x9c
lea eax, [ebp - 0xc8]
push eax
call sub.kernel32.dll_GetVersionExA_1
test eax, eax
je 0x47faf0
cmp byte [ebp - 0x2e], 1
jne 0x47faf0
mov bl, 0x11
jmp case.default.0x47fa80
mov bl, 0x12
jmp case.default.0x47fa80
mov dword [ebp - 0xc8], 0x9c
lea eax, [ebp - 0xc8]
push eax
call sub.kernel32.dll_GetVersionExA_1
test eax, eax
je 0x47fb1b
cmp byte [ebp - 0x2e], 1
jne 0x47fb1b
mov bl, 0x13
jmp case.default.0x47fa80
mov bl, 0x15
jmp case.default.0x47fa80
mov dword [ebp - 0xc8], 0x9c
lea eax, [ebp - 0xc8]
push eax
call sub.kernel32.dll_GetVersionExA_1
test eax, eax
je 0x47fb43
cmp byte [ebp - 0x2e], 1
jne 0x47fb43
mov bl, 0x16
jmp case.default.0x47fa80
mov bl, 0x18
jmp case.default.0x47fa80
mov dword [ebp - 0xc8], 0x9c
lea eax, [ebp - 0xc8]
push eax
call sub.kernel32.dll_GetVersionExA_1
test eax, eax
je 0x47fb6b
cmp byte [ebp - 0x2e], 1
jne 0x47fb6b
mov bl, 0x19
jmp case.default.0x47fa80
mov bl, 0x1a
jmp case.default.0x47fa80
mov edi, dword [0x554534]
mov edi, dword [edi]
mov esi, dword [0x5549cc]
mov esi, dword [esi]
cmp edi, 0xa
jl 0x47fbc0
sub edi, 0xa
jne 0x47fbc0
cmp esi, 0xffffffff
jne 0x47fb95
call fcn.0047fdf8
mov esi, eax
sub esi, 1
jae 0x47fbc0
mov dword [ebp - 0xc8], 0x9c
lea eax, [ebp - 0xc8]
push eax
call sub.kernel32.dll_GetVersionExA_1
test eax, eax
je 0x47fbbe
cmp byte [ebp - 0x2e], 1
jne 0x47fbbe
mov bl, 0x19
jmp 0x47fbc0
mov bl, 0x1a
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x47fbf2
lea eax, [ebp - 0xd8]
mov edx, 4
call fcn.00404440
lea eax, [ebp - 8]
mov edx, 2
call fcn.00404440
ret