Function at 0x4dfe00
Capabilities:
Check os version

Disassembly:
push ebp
mov ebp, esp
mov ecx, 0xb
push 0
push 0
dec ecx
jne 0x4dfe08
push ebx
push esi
push edi
mov dword [ebp - 0xc], eax
xor eax, eax
push ebp
push 0x4e0770
push dword fs:[eax]
mov dword fs:[eax], esp
mov ebx, dword [ebp - 0xc]
cmp byte [ebx + 0x30], 0
jne 0x4dfe6a
mov dl, 8
mov eax, ebx
mov ecx, dword [eax]
call dword [ecx + 0x38]
test al, al
je 0x4dfe61
lea ecx, [ebp - 0x14]
mov edx, 8
mov eax, ebx
call fcn.0040d2a0
lea eax, [ebp - 0x14]
mov edx, 0x4e078c
call fcn.00406484
mov ecx, dword [ebp - 0x14]
mov dl, 8
mov eax, ebx
mov esi, dword [eax]
call dword [esi + 0x34]
call fcn.004daf64
mov byte [ebx + 0x30], 1
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0xc8]
add eax, 4
push eax
call sub.kernel32.dll_EnterCriticalSection
xor ecx, ecx
push ebp
push 0x4e071c
push dword fs:[ecx]
mov dword fs:[ecx], esp
mov dl, 8
mov eax, dword [ebp - 0xc]
mov ecx, dword [eax]
call dword [ecx + 0x38]
test al, al
je 0x4dfed4
push 0
mov eax, dword [0x5233ac]
mov eax, dword [eax]
call eax
pop ecx
lea edx, [ebp - 0x18]
call fcn.0040e538
mov edx, dword [ebp - 0x18]
lea eax, [ebp - 8]
call fcn.0040628c
lea eax, [ebp - 0x1c]
mov ecx, dword [ebp - 8]
mov edx, 0x4e07ac
call fcn.00406544
mov ecx, dword [ebp - 0x1c]
mov dl, 8
mov eax, dword [ebp - 0xc]
mov ebx, dword [eax]
call dword [ebx + 0x34]
cmp byte [0x5216d0], 0
jne 0x4dfef9
mov eax, dword [ebp - 0xc]
cmp byte [eax + 0xc0], 0
je 0x4dfef9
mov eax, dword [0x522f74]
mov eax, dword [eax]
call eax
mov byte [0x5216d0], 1
mov eax, dword [ebp - 0xc]
cmp dword [eax + 0x3c], 0
jne 0x4dff2c
mov eax, dword [ebp - 0xc]
call fcn.004dc408
mov ebx, eax
mov eax, dword [ebp - 0xc]
mov dword [eax + 0x3c], ebx
test ebx, ebx
jne 0x4dff2c
mov ecx, 0x4e0800
mov dl, 1
mov eax, dword [0x4da7a0]
call fcn.00413e10
call fcn.00404c44
xor ecx, ecx
push ebp
push 0x4e06d0
push dword fs:[ecx]
mov dword fs:[ecx], esp
mov eax, dword [ebp - 0xc]
cmp word [eax + 0xba], 0
je 0x4dff59
mov ebx, dword [ebp - 0xc]
mov edx, dword [ebp - 0xc]
mov eax, dword [ebx + 0xbc]
call dword [ebx + 0xb8]
mov eax, dword [0x522cf4]
cmp dword [eax], 0x1010000f
jb 0x4dffc6
mov eax, dword [ebp - 0xc]
movzx eax, byte [eax + 0x94]
push eax
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x522f80]
mov eax, dword [eax]
call eax
add esp, 8
mov dl, 8
mov eax, dword [ebp - 0xc]
mov ecx, dword [eax]
call dword [ecx + 0x38]
test al, al
je 0x4dffc6
lea ecx, [ebp - 0x24]
mov eax, dword [ebp - 0xc]
movzx edx, byte [eax + 0x94]
mov eax, dword [0x4d9ff8]
call fcn.0041ffd8
mov ecx, dword [ebp - 0x24]
lea eax, [ebp - 0x20]
mov edx, 0x4e0848
call fcn.00406544
mov ecx, dword [ebp - 0x20]
mov dl, 8
mov eax, dword [ebp - 0xc]
mov ebx, dword [eax]
call dword [ebx + 0x34]
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0xc4]
test eax, eax
je 0x4dffe5
test byte [eax + 0x45], 1
je 0x4dffe5
mov edx, eax
mov eax, dword [ebp - 0xc]
call fcn.004dfba0
jmp 0x4e0064
push 0x4dc6ec
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x523150]
mov eax, dword [eax]
call eax
add esp, 8
mov eax, dword [ebp - 0xc]
push eax
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x523440]
mov eax, dword [eax]
call eax
add esp, 8
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x4c]
call fcn.004e24b0
test al, al
jne 0x4e0064
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x58]
mov edx, dword [eax]
call dword [edx + 0x14]
test eax, eax
jle 0x4e0056
mov eax, dword [ebp - 0xc]
cmp dword [eax + 0x54], 0
jne 0x4e0056
lea edx, [ebp - 0x28]
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x58]
mov ecx, dword [eax]
call dword [ecx + 0x1c]
mov edx, dword [ebp - 0x28]
mov eax, dword [ebp - 0xc]
call fcn.004df0d8
jmp 0x4e0064
mov eax, dword [ebp - 0xc]
mov edx, dword [eax + 0x54]
mov eax, dword [ebp - 0xc]
call fcn.004deec0
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x4c]
call fcn.004e24a8
test al, al
jne 0x4e0082
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x4c]
call fcn.004e24b8
test al, al
je 0x4e008c
mov eax, dword [ebp - 0xc]
call fcn.004de814
jmp 0x4e00cd
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x48]
mov edx, dword [eax]
call dword [edx + 0x14]
test eax, eax
jle 0x4e00bf
mov eax, dword [ebp - 0xc]
cmp dword [eax + 0x44], 0
jne 0x4e00bf
lea edx, [ebp - 0x2c]
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x48]
mov ecx, dword [eax]
call dword [ecx + 0x1c]
mov edx, dword [ebp - 0x2c]
mov eax, dword [ebp - 0xc]
call fcn.004dea5c
jmp 0x4e00cd
mov eax, dword [ebp - 0xc]
mov edx, dword [eax + 0x44]
mov eax, dword [ebp - 0xc]
call fcn.004de600
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x4c]
call fcn.004e24b8
test al, al
jne 0x4e012c
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x60]
mov edx, dword [eax]
call dword [edx + 0x14]
test eax, eax
jle 0x4e0118
mov eax, dword [ebp - 0xc]
cmp dword [eax + 0x5c], 0
jne 0x4e0118
mov eax, dword [ebp - 0xc]
cmp dword [eax + 0x64], 0
jne 0x4e0118
lea edx, [ebp - 0x30]
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x60]
mov ecx, dword [eax]
call dword [ecx + 0x1c]
mov edx, dword [ebp - 0x30]
mov eax, dword [ebp - 0xc]
call fcn.004de4bc
jmp 0x4e012c
mov eax, dword [ebp - 0xc]
mov ecx, dword [eax + 0x64]
mov eax, dword [ebp - 0xc]
mov edx, dword [eax + 0x5c]
mov eax, dword [ebp - 0xc]
call fcn.004ddcf0
mov eax, dword [ebp - 0xc]
mov edx, dword [eax + 0x68]
mov eax, dword [ebp - 0xc]
call fcn.004dd750
mov eax, dword [ebp - 0xc]
mov edx, dword [eax + 0x6c]
mov eax, dword [ebp - 0xc]
call fcn.004ddab8
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x74]
mov edx, dword [eax]
call dword [edx + 0x14]
test eax, eax
jle 0x4e017b
mov eax, dword [ebp - 0xc]
cmp dword [eax + 0x70], 0
jne 0x4e017b
lea edx, [ebp - 0x34]
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x74]
mov ecx, dword [eax]
call dword [ecx + 0x1c]
mov edx, dword [ebp - 0x34]
mov eax, dword [ebp - 0xc]
call fcn.004df7c8
jmp 0x4e0189
mov eax, dword [ebp - 0xc]
mov edx, dword [eax + 0x70]
mov eax, dword [ebp - 0xc]
call fcn.004df4e4
mov eax, dword [ebp - 0xc]
movzx eax, byte [eax + 0x8c]
cmp al, 1
jne 0x4e01c6
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
mov edx, 1
call fcn.004d584c
test eax, eax
jne 0x4e0236
push 0x4e0880
mov cl, 1
mov edx, dword [0x4da7a0]
mov eax, dword [ebp - 0xc]
mov ebx, dword [eax]
call dword [ebx + 0x3c]
jmp 0x4e0236
test al, al
jbe 0x4e0236
and eax, 0x7f
mov eax, dword [eax*4 + 0x521698]
push eax
mov eax, dword [0x52327c]
mov eax, dword [eax]
call eax
pop ecx
mov ebx, eax
test ebx, ebx
jne 0x4e01fa
push 0x4e08d0
mov cl, 1
mov edx, dword [0x4da7a0]
mov eax, dword [ebp - 0xc]
mov esi, dword [eax]
call dword [esi + 0x3c]
push ebx
push 0
push 4
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x5231c4]
mov eax, dword [eax]
call eax
add esp, 0x10
test eax, eax
jne 0x4e022b
push 0x4e0920
mov cl, 1
mov edx, dword [0x4da7a0]
mov eax, dword [ebp - 0xc]
mov esi, dword [eax]
call dword [esi + 0x3c]
push ebx
mov eax, dword [0x5230cc]
mov eax, dword [eax]
call eax
pop ecx
mov eax, dword [ebp - 0xc]
mov ebx, dword [eax + 0x84]
or ebx, 0x4000
mov eax, dword [ebp - 0xc]
cmp byte [eax + 0x41], 5
jne 0x4e0255
mov eax, dword [ebp - 0xc]
mov byte [eax + 0x41], 0
mov eax, dword [0x522cf4]
cmp dword [eax], 0x1010000f
jb 0x4e02da
mov eax, dword [ebp - 0xc]
movzx eax, byte [eax + 0x41]
mov edx, dword [ebp - 0xc]
cmp al, byte [edx + 0x42]
ja 0x4e037b
and eax, 0x7f
mov eax, dword [eax*4 + 0x5216ac]
push 0
push eax
push 0x7b
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x5231c4]
mov eax, dword [eax]
call eax
add esp, 0x10
mov eax, dword [ebp - 0xc]
movzx eax, byte [eax + 0x42]
mov eax, dword [eax*4 + 0x5216ac]
push 0
push eax
push 0x7c
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x5231c4]
mov eax, dword [eax]
call eax
add esp, 0x10
and ebx, 0xfdffffff
and ebx, 0xfbffffff
and ebx, 0xf7ffffff
and ebx, 0xefffffff
jmp 0x4e037b
mov eax, dword [ebp - 0xc]
movzx eax, byte [eax + 0x41]
mov edx, dword [ebp - 0xc]
movzx edx, byte [edx + 0x42]
cmp al, dl
ja 0x4e037b
and ebx, 0xfdffffff
and ebx, 0xfbffffff
and ebx, 0xf7ffffff
and ebx, 0xefffffff
test al, al
jbe 0x4e0340
cmp al, 1
jne 0x4e0318
or ebx, 0x2000000
jmp 0x4e0340
cmp al, 2
jne 0x4e032a
or ebx, 0x2000000
or ebx, 0x4000000
jmp 0x4e0340
cmp al, 3
jne 0x4e0340
or ebx, 0x2000000
or ebx, 0x4000000
or ebx, 0x10000000
cmp dl, 5
jae 0x4e037b
test dl, dl
jne 0x4e035d
or ebx, 0x4000000
or ebx, 0x10000000
or ebx, 0x8000000
jmp 0x4e037b
cmp dl, 1
jne 0x4e0370
or ebx, 0x10000000
or ebx, 0x8000000
jmp 0x4e037b
cmp dl, 2
jne 0x4e037b
or ebx, 0x8000000
mov dl, 8
mov eax, dword [ebp - 0xc]
mov ecx, dword [eax]
call dword [ecx + 0x38]
test al, al
je 0x4e03db
push 0x4e0970
lea ecx, [ebp - 0x3c]
mov eax, dword [ebp - 0xc]
movzx edx, byte [eax + 0x41]
mov eax, dword [0x4d9a88]
call fcn.0041ffd8
push dword [ebp - 0x3c]
push 0x4e099c
lea ecx, [ebp - 0x40]
mov eax, dword [ebp - 0xc]
movzx edx, byte [eax + 0x42]
mov eax, dword [0x4d9a88]
call fcn.0041ffd8
push dword [ebp - 0x40]
lea eax, [ebp - 0x38]
mov edx, 4
call fcn.00406628
mov ecx, dword [ebp - 0x38]
mov dl, 8
mov eax, dword [ebp - 0xc]
mov esi, dword [eax]
call dword [esi + 0x34]
mov eax, dword [ebp - 0xc]
movzx edx, byte [eax + 0xb0]
mov eax, dword [ebp - 0xc]
call fcn.004e1c88
mov eax, dword [0x522cf4]
cmp dword [eax], 0x1010000f
ja 0x4e0407
mov eax, ebx
and eax, 0x20
cmp eax, 0x20
jne 0x4e0407
and ebx, 0xffffffdf
push 0
push ebx
push 0x20
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x5231c4]
mov eax, dword [eax]
call eax
add esp, 0x10
mov eax, dword [ebp - 0xc]
cmp dword [eax + 0x88], 0
je 0x4e0478
lea eax, [ebp - 0x44]
mov edx, dword [ebp - 0xc]
mov edx, dword [edx + 0x88]
mov ecx, 0
call fcn.004062b4
mov eax, dword [ebp - 0x44]
call fcn.00405b44
push eax
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x523178]
mov eax, dword [eax]
call eax
add esp, 8
test eax, eax
jne 0x4e048e
push 0x4e09cc
mov cl, 1
mov edx, dword [0x4da7a0]
mov eax, dword [ebp - 0xc]
mov esi, dword [eax]
call dword [esi + 0x3c]
jmp 0x4e048e
mov ecx, 0x4e0a0c
mov dl, 1
mov eax, dword [0x4da7a0]
call fcn.00413e10
call fcn.00404c44
mov eax, dword [ebp - 0xc]
call fcn.004e18f0
mov byte [ebp - 0xd], al
push 0
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x98]
push eax
push 0x2c
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x5231c4]
mov eax, dword [eax]
call eax
add esp, 0x10
test byte [ebp - 0xd], 0x10
jne 0x4e0532
mov eax, dword [ebp - 0xc]
push eax
push 0
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x52321c]
mov eax, dword [eax]
call eax
add esp, 0xc
test eax, eax
jne 0x4e04f2
push 0x4e0a3c
mov cl, 1
mov edx, dword [0x4da7a0]
mov eax, dword [ebp - 0xc]
mov esi, dword [eax]
call dword [esi + 0x3c]
push 0x4dcbe0
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x5233fc]
mov eax, dword [eax]
call eax
add esp, 8
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x9c]
cmp eax, 0x5000
je 0x4e0532
push 0
push eax
push 0x2a
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x5231c4]
mov eax, dword [eax]
call eax
add esp, 0x10
test byte [ebp - 0xd], 2
je 0x4e060f
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0xa0]
test eax, eax
jbe 0x4e055d
push eax
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x523530]
mov eax, dword [eax]
call eax
add esp, 8
push 0x4dccd0
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x52345c]
mov eax, dword [eax]
call eax
add esp, 8
push 0x4dcec0
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x523430]
mov eax, dword [eax]
call eax
add esp, 8
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0xa4]
test eax, eax
je 0x4e059f
sub eax, 4
mov eax, dword [eax]
test eax, eax
jle 0x4e05f2
mov eax, dword [ebp - 0xc]
add eax, 0xa4
call fcn.00406ae8
mov edi, eax
mov eax, dword [ebp - 0xc]
mov esi, dword [eax + 0xa4]
test esi, esi
je 0x4e05c4
sub esi, 4
mov esi, dword [esi]
push esi
push edi
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x522e48]
mov eax, dword [eax]
call eax
add esp, 0xc
test eax, eax
jne 0x4e05f2
push 0x4e0a80
mov cl, 1
mov edx, dword [0x4da7a0]
mov eax, dword [ebp - 0xc]
mov esi, dword [eax]
call dword [esi + 0x3c]
mov dl, 8
mov eax, dword [ebp - 0xc]
mov ecx, dword [eax]
call dword [ecx + 0x38]
test al, al
je 0x4e060f
mov ecx, 0x4e0ad8
mov dl, 8
mov eax, dword [ebp - 0xc]
mov esi, dword [eax]
call dword [esi + 0x34]
mov dl, 8
mov eax, dword [ebp - 0xc]
mov ecx, dword [eax]
call dword [ecx + 0x38]
test al, al
je 0x4e06c6
mov esi, 1
lea eax, [ebp - 4]
xor edx, edx
call fcn.004060c4
xor edi, edi
test esi, ebx
je 0x4e065d
push dword [ebp - 4]
lea ecx, [ebp - 0x48]
mov edx, 8
mov eax, esi
call fcn.0040d2a0
push dword [ebp - 0x48]
push 0x4e0b18
lea eax, [ebp - 4]
mov edx, 3
call fcn.00406628
add esi, esi
inc edi
cmp edi, 0x1f
jne 0x4e0632
push 0x4e0b2c
lea ecx, [ebp - 0x50]
mov edx, 8
mov eax, ebx
call fcn.0040d2a0
push dword [ebp - 0x50]
push 0x4e0b54
push dword [ebp - 4]
lea eax, [ebp - 0x4c]
mov edx, 4
call fcn.00406628
mov ecx, dword [ebp - 0x4c]
mov dl, 8
mov eax, dword [ebp - 0xc]
mov ebx, dword [eax]
call dword [ebx + 0x34]
lea edx, [ebp - 0x58]
mov eax, dword [ebp - 0xc]
call fcn.004e1f88
mov ecx, dword [ebp - 0x58]
lea eax, [ebp - 0x54]
mov edx, 0x4e0b68
call fcn.00406544
mov ecx, dword [ebp - 0x54]
mov dl, 8
mov eax, dword [ebp - 0xc]
mov ebx, dword [eax]
call dword [ebx + 0x34]
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
jmp 0x4e06fc
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4e0723
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0xc8]
add eax, 4
push eax
call sub.kernel32.dll_LeaveCriticalSection
ret