Function at 0x4d82f1
Capabilities:
Check os version

Disassembly:
mov eax, 0x4e4fa0
call fcn.004c4c38
sub esp, 0x54
and dword [ebp - 0x10], 0
push ebx
mov ebx, dword [ebp + 8]
push esi
push edi
cmp ebx, 0x111
mov edi, ecx
jne 0x4d831d
push dword [ebp + 0x10]
mov eax, dword [edi]
push dword [ebp + 0xc]
call dword [eax + 0x78]
test eax, eax
je 0x4d846d
jmp 0x4d873a
cmp ebx, 0x4e
jne 0x4d834a
mov eax, dword [ebp + 0x10]
cmp dword [eax], 0
je 0x4d846d
mov edx, dword [edi]
lea ecx, [ebp - 0x10]
push ecx
push eax
push dword [ebp + 0xc]
mov ecx, edi
call dword [edx + 0x7c]
test eax, eax
jne case.0x4d84b8.38
jmp 0x4d846d
mov esi, dword [ebp + 0x10]
cmp ebx, 6
jne 0x4d8362
push esi
call fcn.004d743d
push eax
push dword [ebp + 0xc]
push edi
call fcn.004d719b
cmp ebx, 0x20
jne 0x4d837f
mov eax, esi
shr eax, 0x10
push eax
movsx eax, si
push eax
push edi
call fcn.004d71fc
test eax, eax
jne 0x4d873a
mov eax, dword [edi]
mov ecx, edi
call dword [eax + 0x28]
mov ecx, dword [ebp + 8]
mov dword [ebp - 0x14], eax
mov ebx, eax
mov eax, 0x1ff
and ebx, eax
and ecx, eax
push 7
xor ebx, ecx
call fcn.004e0267
mov ecx, dword [ebp + 8]
lea eax, [ebx + ebx*2]
cmp ecx, dword [eax*4 + 0xb2c7b8]
lea ebx, [eax*4 + 0xb2c7b8]
mov eax, dword [ebp - 0x14]
jne 0x4d83e5
cmp eax, dword [ebx + 8]
jne 0x4d83e5
mov ebx, dword [ebx + 4]
push 7
mov dword [ebp + 0x10], ebx
call fcn.004e02d7
test ebx, ebx
je 0x4d846d
cmp dword [ebp + 8], 0xc000
jb 0x4d848d
jmp 0x4d8770
test eax, eax
mov dword [ebx], ecx
mov dword [ebx + 8], eax
je 0x4d8462
jmp 0x4d83f6
mov eax, dword [ebp - 0x14]
mov ecx, dword [ebp + 8]
mov edx, 0xc000
cmp ecx, edx
jae 0x4d8415
push 0
push 0
push ecx
push dword [eax + 4]
call fcn.004d8260
test eax, eax
mov dword [ebp + 0x10], eax
jne 0x4d8480
jmp 0x4d8456
mov eax, dword [eax + 4]
push 0
push 0
push edx
push eax
call fcn.004d8260
test eax, eax
mov dword [ebp + 0x10], eax
je 0x4d8456
jmp 0x4d842f
mov eax, dword [ebp + 0x10]
mov ecx, dword [eax + 0x10]
mov edx, dword [ebp + 8]
cmp dword [ecx], edx
je 0x4d8763
push 0
push 0
add eax, 0x18
push 0xc000
push eax
call fcn.004d8260
test eax, eax
mov dword [ebp + 0x10], eax
jne 0x4d842c
mov eax, dword [ebp - 0x14]
mov eax, dword [eax]
test eax, eax
mov dword [ebp - 0x14], eax
jne 0x4d83f0
and dword [ebx + 4], 0
push 7
call fcn.004e02d7
xor eax, eax
mov ecx, dword [ebp - 0xc]
pop edi
pop esi
pop ebx
mov dword fs:[0], ecx
leave
ret 0x10
push 7
mov dword [ebx + 4], eax
call fcn.004e02d7
mov ebx, dword [ebp + 0x10]
mov ecx, dword [ebp + 0x10]
mov ebx, dword [ebx + 0x14]
cmp dword [ecx + 8], 0x1a
mov eax, dword [ecx + 0x10]
jne 0x4d84ae
call dword [sym.imp.KERNEL32.dll_GetVersion]
mov ecx, dword [ebp + 0x10]
cmp al, 4
sbb eax, eax
and al, 0xf0
add eax, 0x2f
dec eax
cmp eax, 0x30
ja case.0x4d84b8.38
jmp dword [eax*4 + 0x4d8792]
push dword [ebp + 0xc]
call fcn.004dbb56
push eax
jmp 0x4d85c8
push dword [ebp + 0xc]
jmp 0x4d85c8
mov eax, esi
shr eax, 0x10
push eax
movsx eax, si
push eax
push dword [ebp + 0xc]
call fcn.004d743d
jmp 0x4d85e3
push esi
push dword [ebp + 0xc]
call fcn.004d743d
jmp 0x4d86fd
lea ecx, [ebp - 0x24]
call fcn.004dbab4
mov eax, dword [esi + 4]
and dword [ebp - 4], 0
lea ecx, [ebp - 0x60]
mov dword [ebp - 0x20], eax
call fcn.004d7012
mov eax, dword [esi]
mov esi, dword [esi + 8]
push eax
mov byte [ebp - 4], 1
mov dword [ebp - 0x44], eax
call fcn.004d7464
test eax, eax
jne 0x4d8546
mov eax, dword [edi + 0x34]
test eax, eax
je 0x4d8543
push dword [ebp - 0x44]
lea ecx, [eax + 0x20]
call fcn.004d53c9
test eax, eax
je 0x4d8543
mov dword [ebp - 0x28], eax
lea eax, [ebp - 0x60]
push esi
push eax
lea eax, [ebp - 0x24]
mov ecx, edi
push eax
call ebx
and dword [ebp - 0x20], 0
and dword [ebp - 0x44], 0
and byte [ebp - 4], 0
lea ecx, [ebp - 0x60]
mov dword [ebp - 0x10], eax
call fcn.004d7acb
or dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x24]
jmp 0x4d859e
lea ecx, [ebp - 0x24]
call fcn.004dbab4
mov eax, dword [esi + 4]
push dword [esi + 8]
mov dword [ebp - 0x20], eax
lea eax, [ebp - 0x24]
push eax
mov ecx, edi
mov dword [ebp - 4], 2
call ebx
and dword [ebp - 0x20], 0
or dword [ebp - 4], 0xffffffff
mov dword [ebp - 0x10], eax
lea ecx, [ebp - 0x24]
call fcn.004dbbe9
jmp case.0x4d84b8.38
mov eax, dword [ebp + 0xc]
shr eax, 0x10
push eax
push esi
call fcn.004d743d
jmp 0x4d85de
mov eax, dword [ebp + 0xc]
shr eax, 0x10
push eax
movzx eax, word [ebp + 0xc]
jmp 0x4d86fd
push esi
mov ecx, edi
call ebx
jmp 0x4d877b
push esi
call fcn.004dadc9
push eax
mov eax, dword [ebp + 0xc]
shr eax, 0x10
push eax
movzx eax, word [ebp + 0xc]
push eax
mov ecx, edi
call ebx
jmp 0x4d877b
mov ecx, edi
call ebx
jmp case.0x4d84b8.38
push dword [ebp + 0xc]
jmp 0x4d8707
mov eax, esi
shr eax, 0x10
movsx eax, ax
push eax
movsx eax, si
push eax
jmp 0x4d86ea
mov eax, esi
shr eax, 0x10
push eax
movzx eax, si
jmp 0x4d8728
push dword [ebp + 0xc]
call fcn.004d743d
push eax
push esi
call fcn.004d743d
push eax
xor eax, eax
cmp dword [edi + 0x1c], esi
sete al
push eax
jmp 0x4d872c
push dword [ebp + 0xc]
call fcn.004dbb56
push eax
jmp 0x4d8707
push dword [ebp + 0xc]
call fcn.004dadc9
jmp 0x4d8644
mov eax, esi
shr eax, 0x10
push eax
movzx eax, si
push eax
push dword [ebp + 0xc]
call fcn.004dadc9
jmp 0x4d8636
push dword [ebp + 0xc]
jmp 0x4d866e
push esi
call fcn.004d743d
jmp 0x4d8644
mov eax, esi
shr eax, 0x10
push eax
movzx eax, si
jmp 0x4d868a
movsx eax, si
shr esi, 0x10
movsx ecx, si
push ecx
push eax
push dword [ebp + 0xc]
call fcn.004d743d
jmp 0x4d8636
push esi
push dword [ebp + 0xc]
call fcn.004d743d
jmp 0x4d860a
push esi
call fcn.004d743d
push eax
jmp 0x4d86e7
mov eax, dword [ebp + 0xc]
shr eax, 0x10
push eax
push esi
call fcn.004d743d
jmp 0x4d8714
mov eax, dword [ebp + 0xc]
movsx edx, ax
shr eax, 0x10
cmp dword [ecx + 0x10], 0x1d
mov dword [ebp + 8], edx
movsx eax, ax
mov dword [ebp + 0xc], eax
jne 0x4d86e2
push esi
call fcn.004d743d
push eax
push dword [ebp + 0xc]
push dword [ebp + 8]
jmp 0x4d872c
push eax
push edx
jmp 0x4d86ea
push esi
push dword [ebp + 0xc]
mov ecx, edi
call ebx
jmp case.0x4d84b8.38
movsx eax, si
shr esi, 0x10
movsx ecx, si
push ecx
push eax
jmp 0x4d8777
mov ecx, edi
call ebx
jmp 0x4d877b
push esi
mov ecx, edi
call ebx
jmp case.0x4d84b8.38
mov eax, dword [ebp + 0xc]
push esi
shr eax, 0x10
push eax
movzx eax, word [ebp + 0xc]
jmp 0x4d8636
movsx eax, si
shr esi, 0x10
movsx ecx, si
push ecx
push eax
push dword [ebp + 0xc]
mov ecx, edi
call ebx
jmp case.0x4d84b8.38
push esi
mov ecx, edi
push dword [ebp + 0xc]
call ebx
mov dword [ebp - 0x10], 1
jmp case.0x4d84b8.38
movzx eax, si
shr esi, 0x10
push esi
push eax
mov eax, dword [ebp + 0xc]
mov ecx, edi
shr eax, 0x10
push eax
movzx eax, word [ebp + 0xc]
push eax
call ebx
mov dword [ebp - 0x10], eax
jmp 0x4d833d
push 7
mov dword [ebx + 4], eax
call fcn.004e02d7
mov ebx, dword [ebp + 0x10]
mov ebx, dword [ebx + 0x14]
push esi
push dword [ebp + 0xc]
mov ecx, edi
call ebx
mov dword [ebp - 0x10], eax
mov eax, dword [ebp + 0x14]
test eax, eax
je 0x4d878a
mov ecx, dword [ebp - 0x10]
mov dword [eax], ecx
push 1
pop eax
jmp 0x4d846f