Function at 0x445956
Capabilities:
Check os version

Disassembly:
mov eax, 0x47d8cb
call fcn.0045378c
sub esp, 0xe4
cmp byte [0x4b4654], 0
push esi
mov esi, ecx
je 0x445962
xor al, al
jmp 0x445c11
push edi
mov ecx, esi
call fcn.0044567a
or dword [ebp - 0x1c], 0xffffffff
lea eax, [ebp - 0xf0]
xor edi, edi
push eax
mov dword [ebp - 0x14], edi
mov dword [ebp - 0xf0], 0x94
call dword [sym.imp.KERNEL32.dll_GetVersionExA]
cmp dword [ebp - 0xec], 5
je 0x4459a1
mov byte [0x4b4654], 1
xor al, al
jmp 0x445c10
mov eax, dword [ebp - 0xe8]
cmp eax, edi
je 0x4459b0
cmp eax, 1
jne 0x445993
mov dword [0x4b4650], eax
mov byte [esi], 0
call fcn.0044513a
test eax, eax
je 0x445bf0
lea eax, [ebp - 0x18]
push eax
call fcn.004452b7
test al, al
pop ecx
je 0x445bf0
push ebx
mov ebx, dword [ebp - 0x18]
cmp dword [ebx], 0
jle 0x445aa7
lea eax, [ebx + 0x20]
mov dword [ebp - 0x10], eax
push dword [ebp - 0x10]
lea ecx, [ebp - 0x5c]
call fcn.00401790
and dword [ebp - 4], 0
push eax
lea eax, [ebp - 0x40]
push eax
call fcn.004455aa
pop ecx
pop ecx
push 0
push 1
lea ecx, [ebp - 0x5c]
mov byte [ebp - 4], 2
call fcn.00401c80
cmp dword [ebp - 0x28], 0x10
mov eax, dword [ebp - 0x3c]
jae 0x445a21
lea eax, [ebp - 0x3c]
push str.ntoskrnl.exe
push eax
call fcn.00461eb0
test eax, eax
pop ecx
pop ecx
je 0x445a71
cmp dword [ebp - 0x28], 0x10
mov eax, dword [ebp - 0x3c]
jae 0x445a3e
lea eax, [ebp - 0x3c]
push str.ntkrnlpa.exe
push eax
call fcn.00461eb0
test eax, eax
pop ecx
pop ecx
je 0x445a78
or dword [ebp - 4], 0xffffffff
push 0
push 1
lea ecx, [ebp - 0x40]
call fcn.00401c80
add dword [ebp - 0x10], 0x11c
inc edi
cmp edi, dword [ebx]
jl 0x4459ea
jmp 0x445aa7
push str.ntoskrnl.exe
jmp 0x445a7d
push str.ntkrnlpa.exe
lea ecx, [esi + 0x30]
call fcn.00401a80
imul edi, edi, 0x11c
mov eax, dword [edi + ebx + 0xc]
or dword [ebp - 4], 0xffffffff
push 0
sub eax, 0x80000000
lea ecx, [ebp - 0x40]
push 1
mov dword [esi + 0x4c], eax
call fcn.00401c80
push ebx
call fcn.00451414
cmp dword [esi + 0x44], 0
pop ecx
je 0x445bef
cmp dword [esi + 0x48], 0x10
jb 0x445ac3
mov eax, dword [esi + 0x34]
jmp 0x445ac6
lea eax, [esi + 0x34]
push eax
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov edi, eax
test edi, edi
mov dword [ebp - 0x10], edi
je 0x445bef
push str.KeServiceDescriptorTable
push edi
call fcn.00445006
mov edx, eax
xor ebx, ebx
cmp edx, ebx
pop ecx
pop ecx
je 0x445be6
push edi
call fcn.0044534f
cmp eax, ebx
pop ecx
mov dword [ebp - 0x18], eax
je 0x445be6
mov eax, dword [esi + 0x4c]
mov ecx, eax
sub ecx, dword [ebp - 0x18]
add eax, edx
push ebx
mov dword [esi + 0x2c], ecx
mov dword [ebp - 0x24], eax
mov edi, eax
mov dword [ebp - 0x20], 0x2000
call fcn.004451fe
cmp eax, 0xffffffff
pop ecx
mov dword [ebp - 0x1c], eax
je 0x445be6
push ebx
lea ecx, [ebp - 0x14]
push ecx
lea ecx, [ebp - 0x20]
push ecx
lea ecx, [ebp - 0x24]
push ecx
push eax
call fcn.00445256
add esp, 0x14
test eax, eax
je 0x445be6
sub edi, dword [ebp - 0x24]
mov ecx, dword [ebp - 0x20]
mov eax, edi
sub ecx, eax
cmp ecx, 0xc
jb 0x445be6
mov ecx, dword [ebp - 0x14]
add eax, ecx
mov edi, dword [eax]
mov eax, dword [eax + 8]
push ecx
mov dword [esi + 0x24], eax
call fcn.004452aa
mov eax, dword [esi + 0x24]
cmp eax, 0x12c
pop ecx
mov dword [ebp - 0x14], ebx
jae 0x445be6
lea ecx, [esi + 4]
push ecx
push eax
push dword [ebp - 0x10]
call fcn.00445739
add esp, 0xc
test al, al
je 0x445be6
lea eax, [edi - 0x80000000]
mov edi, dword [sym.imp.KERNEL32.dll_IsBadReadPtr]
mov dword [esi + 0x28], eax
sub eax, dword [esi + 0x2c]
push 4
sub eax, dword [ebp - 0x18]
add eax, dword [ebp - 0x10]
mov ebx, eax
push ebx
call edi
test eax, eax
jne 0x445be6
mov eax, dword [esi + 0x24]
push 4
lea eax, [ebx + eax*4 - 4]
push eax
call edi
test eax, eax
jne 0x445be6
xor edi, edi
cmp dword [esi + 0x24], edi
jle 0x445be3
push ebx
lea ecx, [esi + 0x14]
call fcn.0044563a
inc edi
add ebx, 4
cmp edi, dword [esi + 0x24]
jl 0x445bd1
mov byte [esi], 1
push dword [ebp - 0x10]
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
pop ebx
cmp dword [ebp - 0x14], 0
je 0x445bff
push dword [ebp - 0x14]
call fcn.004452aa
pop ecx
cmp dword [ebp - 0x1c], 0xffffffff
je 0x445c0e
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov al, byte [esi]
pop edi
mov ecx, dword [ebp - 0xc]
pop esi
mov dword fs:[0], ecx
leave
ret