Function at 0x451b90
Capabilities:
Check os version

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4b52ca
mov eax, dword fs:[0]
push eax
sub esp, 0x174
mov eax, dword [0x4f52c0]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov eax, dword [ebp + 8]
shr eax, 0x10
mov esi, edx
mov dword [ebp - 0x134], esi
mov dword [ebp - 0x130], ecx
cmp eax, 0xffff
jne 0x451e56
cmp dword [ebp + 0xc], 0
jne 0x451e56
mov eax, dword [esi + 0x20]
lea ecx, [eax - 1]
test ecx, ecx
js 0x451dde
mov edx, dword [esi + 0x1c]
mov edi, dword [edx + ecx*4]
lea edx, [edx + ecx*4]
cmp ecx, eax
jge 0x451dde
lea ebx, [eax - 1]
cmp ecx, ebx
je 0x451c25
sub eax, ecx
add eax, eax
add eax, eax
lea ecx, [eax - 4]
push ecx
lea ecx, [edx + 4]
push ecx
push eax
push edx
call fcn.0041ac40
add esp, 0x10
dec dword [esi + 0x20]
test edi, edi
je 0x451dde
xor ebx, ebx
mov dword [ebp - 4], ebx
push edi
call dword [sym.imp.USER32.dll_GetMenuItemCount]
test eax, eax
jle 0x451d4a
mov esi, 0x30
push esi
lea edx, [ebp - 0x180]
push 0
push edx
call fcn.0049dad0
push 0x110
lea eax, [ebp - 0x124]
push 0
push eax
mov dword [ebp - 0x180], esi
call fcn.0049dad0
add esp, 0x18
lea ecx, [ebp - 0x128]
push ecx
mov dword [ebp - 0x128], 0x114
call dword [sym.imp.KERNEL32.dll_GetVersionExW]
test eax, eax
je 0x451ca8
mov eax, dword [ebp - 0x124]
cmp eax, 5
jae 0x451cb2
cmp eax, 4
jne 0x451ca8
cmp dword [ebp - 0x120], 0x5a
jae 0x451cb2
mov dword [ebp - 0x180], 0x2c
lea edx, [ebp - 0x180]
push edx
push 1
push ebx
push edi
mov dword [ebp - 0x17c], esi
call dword [sym.imp.USER32.dll_GetMenuItemInfoW]
mov eax, dword [ebp - 0x160]
mov dword [ebp - 0x12c], eax
test eax, eax
je 0x451d34
mov dword [ebp - 0x17c], esi
mov ecx, dword [eax + 0xc]
lea esi, [eax + 8]
mov dword [ebp - 0x178], ecx
mov edx, dword [esi]
mov dword [ebp - 0x15c], edx
mov eax, dword [esi]
push eax
call dword [sym.imp.KERNEL32.dll_lstrlenW]
lea ecx, [ebp - 0x180]
push ecx
push 1
push ebx
push edi
mov dword [ebp - 0x158], eax
mov dword [ebp - 0x160], 0
call dword [sym.imp.USER32.dll_SetMenuItemInfoW]
mov esi, dword [esi]
push esi
call fcn.0049a88f
mov edx, dword [ebp - 0x12c]
push edx
call fcn.00499080
add esp, 8
push edi
inc ebx
call dword [sym.imp.USER32.dll_GetMenuItemCount]
cmp ebx, eax
jl 0x451c44
mov esi, dword [ebp - 0x134]
mov byte [ebp - 4], 1
xor eax, eax
mov dword [ebp - 0x14c], eax
mov dword [ebp - 0x148], eax
mov dword [ebp - 0x144], eax
mov dword [ebp - 0x140], eax
mov dword [ebp - 0x13c], eax
mov dword [ebp - 0x138], eax
lea eax, [ebp - 0x150]
push eax
push edi
mov dword [ebp - 0x150], 0x1c
mov dword [ebp - 0x14c], 8
call dword [sym.imp.USER32.dll_GetMenuInfo]
test eax, eax
je 0x451dce
mov edi, dword [ebp - 0x138]
mov byte [ebp - 4], 0
test edi, edi
je 0x451dc2
mov eax, dword [edi + 8]
test eax, eax
je 0x451db9
mov edx, dword [esi]
push eax
mov eax, dword [edx + 0x14]
mov ecx, esi
call eax
push edi
call fcn.00499080
add esp, 4
mov dword [ebp - 4], 0xffffffff
jmp 0x451be7
mov byte [ebp - 4], 0
mov dword [ebp - 4], 0xffffffff
jmp 0x451be7
mov ecx, dword [esi + 0x2c]
mov ebx, dword [ecx + 4]
cmp byte [ebx + 0x19], 0
mov dword [ebp - 0x12c], ebx
jne 0x451e19
mov edx, dword [ebx + 8]
push edx
lea ecx, [esi + 0x28]
call fcn.00452ce0
mov eax, dword [ebp - 0x12c]
mov ebx, dword [ebx]
push eax
call fcn.00499080
add esp, 4
cmp byte [ebx + 0x19], 0
mov dword [ebp - 0x12c], ebx
je 0x451df0
mov eax, dword [esi + 0x2c]
mov dword [eax + 4], eax
mov eax, dword [esi + 0x2c]
mov dword [eax], eax
mov eax, dword [esi + 0x2c]
mov dword [eax + 8], eax
mov dword [esi + 0x30], 0
mov eax, dword [esi + 8]
test eax, eax
je 0x451e46
push eax
call dword [sym.imp.USER32.dll_UnhookWindowsHookEx]
mov dword [esi + 8], 0
mov ecx, dword [ebp - 0x130]
mov dword [0x4fb3e4], 0
mov dword [ecx], 0
mov eax, 1
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.0049908b
mov esp, ebp
pop ebp
ret 8