Function at 0x412850
Capabilities:
Check os version

Disassembly:
sub esp, 0x94
push ebx
push esi
push edi
push 0x42acfc
push 0x104
call fcn.004021c0
mov eax, dword [0x42acfc]
mov ecx, dword [0x42acc0]
add esp, 8
push 0x104
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
mov edx, dword [0x42acfc]
or ecx, 0xffffffff
mov edi, edx
xor eax, eax
repne scasb al, byte es:[edi]
not ecx
dec ecx
mov eax, edx
mov edi, ecx
xor edx, edx
mov esi, edi
shr esi, 2
je 0x4128e1
mov ecx, edx
shr ecx, 0x1f
lea edx, [ecx + edx*2]
xor ecx, ecx
mov cl, byte [eax]
add edx, ecx
inc eax
mov ecx, edx
shr ecx, 0x1f
lea edx, [ecx + edx*2]
xor ecx, ecx
mov cl, byte [eax]
add edx, ecx
inc eax
mov ecx, edx
shr ecx, 0x1f
lea edx, [ecx + edx*2]
xor ecx, ecx
mov cl, byte [eax]
add edx, ecx
inc eax
mov ecx, edx
shr ecx, 0x1f
lea edx, [ecx + edx*2]
xor ecx, ecx
mov cl, byte [eax]
add edx, ecx
inc eax
dec esi
jne 0x4128a2
and edi, 3
mov ecx, edi
jbe 0x4128fa
mov esi, edx
xor ebx, ebx
mov bl, byte [eax]
shr esi, 0x1f
lea edx, [esi + edx*2]
add edx, ebx
inc eax
dec ecx
jne 0x4128e8
push 0
push str.InstItClass
mov dword [0x42ac88], edx
call dword [sym.imp.USER32.dll_FindWindowA]
mov esi, eax
mov ebx, 1
test esi, esi
je 0x412975
push 2
push ebx
push 0x8001
push esi
call dword [sym.imp.USER32.dll_SendMessageA]
cmp eax, dword [0x42ac88]
jne 0x412975
push 0x42acfc
call fcn.00402200
add esp, 4
push esi
call dword [sym.imp.USER32.dll_GetLastActivePopup]
mov ebx, dword [sym.imp.USER32.dll_BringWindowToTop]
push esi
mov edi, eax
call ebx
push esi
call dword [sym.imp.USER32.dll_IsIconic]
test eax, eax
je 0x412962
push 9
push esi
call dword [sym.imp.USER32.dll_ShowWindow]
cmp esi, edi
je 0x412969
push edi
call ebx
pop edi
pop esi
xor eax, eax
pop ebx
add esp, 0x94
ret
mov edx, dword [esp + 0xa4]
mov dword [0x42acdc], 0xffffffff
mov dword [0x42acc0], edx
call dword [sym.imp.KERNEL32.dll_GetVersion]
xor ecx, ecx
lea edi, [esp + 0xc]
mov cl, ah
lea edx, [esp + 0xc]
mov ch, al
xor eax, eax
mov word [0x42ac84], cx
mov ecx, 0x25
mov esi, 0x2000
push edx
rep stosd dword es:[edi], eax
mov dword [esp + 0x10], 0x94
mov dword [0x42ac80], esi
call dword [sym.imp.KERNEL32.dll_GetVersionExA]
test eax, eax
je 0x412a72
mov eax, dword [esp + 0x1c]
dec eax
je 0x412a3e
dec eax
jne 0x412a72
mov eax, dword [esp + 0x10]
xor ecx, ecx
cmp eax, 4
mov dword [0x42ac7c], ebx
sete cl
cmp eax, 5
mov dword [0x42ac80], 0x10000
mov dword [0x42ac78], ecx
jb 0x412a72
mov dword [0x42ac80], 0x40000
jne 0x412a27
mov eax, dword [esp + 0x14]
test eax, eax
jne 0x412a72
mov dword [0x42ac80], 0x20000
jmp 0x412a72
cmp eax, 5
jbe 0x412a72
mov dword [0x42ac74], ebx
mov dword [0x42ac80], 0x80000
jmp 0x412a72
mov eax, dword [esp + 0x10]
mov dword [0x42ac80], esi
cmp eax, 4
jne 0x412a66
mov eax, dword [esp + 0x14]
cmp eax, 0x5a
jae 0x412a68
test eax, eax
jbe 0x412a72
mov dword [0x42ac80], 0x4000
jmp 0x412a72
jbe 0x412a72
mov dword [0x42ac80], 0x8000
push 0
call dword [sym.imp.ole32.dll_OleInitialize]
call fcn.00402e70
mov esi, dword [sym.imp.KERNEL32.dll_LoadLibraryA]
push str.RICHED20.DLL
call esi
test eax, eax
mov dword [0x42ac58], eax
jne 0x412aa3
push str.RICHED32.DLL
call esi
mov dword [0x42ac58], eax
jmp 0x412aa9
mov dword [0x42ac54], ebx
push 0x42ac10
push 0x104
call fcn.004021c0
push 0x42ace0
push 0x104
call fcn.004021c0
push 0x42a874
push 0x208
call fcn.004021c0
push 0x42a870
push 0x104
call fcn.004021c0
push 0x42ace4
push 0x104
call fcn.004021c0
push 0x42a86c
push 0x104
call fcn.004021c0
push 0x42a868
push 0x104
call fcn.004021c0
push 0x42a8e4
push 0x29e
call fcn.004021c0
add esp, 0x40
push 0x42a8e0
push 0x29e
call fcn.004021c0
add esp, 8
mov eax, ebx
pop edi
pop esi
pop ebx
add esp, 0x94
ret