Function at 0x4c1798
Capabilities:
Check os version

Disassembly:
push ebp
mov ebp, esp
mov ecx, 0xb
push 0
push 0
dec ecx
jne 0x4c17a0
push ebx
push esi
push edi
mov dword [ebp - 0xc], eax
xor eax, eax
push ebp
push 0x4c2108
push dword fs:[eax]
mov dword fs:[eax], esp
mov ebx, dword [ebp - 0xc]
cmp byte [ebx + 0x30], 0
jne 0x4c1802
mov dl, 8
mov eax, ebx
mov ecx, dword [eax]
call dword [ecx + 0x38]
test al, al
je 0x4c17f9
lea ecx, [ebp - 0x14]
mov edx, 8
mov eax, ebx
call fcn.0040d374
lea eax, [ebp - 0x14]
mov edx, 0x4c2124
call fcn.0040651c
mov ecx, dword [ebp - 0x14]
mov dl, 8
mov eax, ebx
mov esi, dword [eax]
call dword [esi + 0x34]
call fcn.004bc548
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 0x4c20b4
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 0x4c186c
push 0
mov eax, dword [0x558e24]
mov eax, dword [eax]
call eax
pop ecx
lea edx, [ebp - 0x18]
call fcn.0040e4c8
mov edx, dword [ebp - 0x18]
lea eax, [ebp - 8]
call fcn.00406324
lea eax, [ebp - 0x1c]
mov ecx, dword [ebp - 8]
mov edx, 0x4c2144
call fcn.004065dc
mov ecx, dword [ebp - 0x1c]
mov dl, 8
mov eax, dword [ebp - 0xc]
mov ebx, dword [eax]
call dword [ebx + 0x34]
cmp byte [0x5568b4], 0
jne 0x4c1891
mov eax, dword [ebp - 0xc]
cmp byte [eax + 0xc0], 0
je 0x4c1891
mov eax, dword [0x558a3c]
mov eax, dword [eax]
call eax
mov byte [0x5568b4], 1
mov eax, dword [ebp - 0xc]
cmp dword [eax + 0x3c], 0
jne 0x4c18c4
mov eax, dword [ebp - 0xc]
call fcn.004bdc20
mov ebx, eax
mov eax, dword [ebp - 0xc]
mov dword [eax + 0x3c], ebx
test ebx, ebx
jne 0x4c18c4
mov ecx, 0x4c2198
mov dl, 1
mov eax, dword [0x4aadd8]
call fcn.00413784
call fcn.00404b60
xor ecx, ecx
push ebp
push 0x4c2068
push dword fs:[ecx]
mov dword fs:[ecx], esp
mov eax, dword [ebp - 0xc]
cmp word [eax + 0xba], 0
je 0x4c18f1
mov ebx, dword [ebp - 0xc]
mov edx, dword [ebp - 0xc]
mov eax, dword [ebx + 0xbc]
call dword [ebx + 0xb8]
mov eax, dword [0x5587dc]
cmp dword [eax], 0x1010000f
jb 0x4c195e
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 [0x558a48]
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 0x4c195e
lea ecx, [ebp - 0x24]
mov eax, dword [ebp - 0xc]
movzx edx, byte [eax + 0x94]
mov eax, dword [0x4aa630]
call fcn.0041f758
mov ecx, dword [ebp - 0x24]
lea eax, [ebp - 0x20]
mov edx, 0x4c21e0
call fcn.004065dc
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 0x4c197d
test byte [eax + 0x45], 1
je 0x4c197d
mov edx, eax
mov eax, dword [ebp - 0xc]
call fcn.004c1538
jmp 0x4c19fc
push 0x4bdf04
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x558be4]
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 [0x558ea8]
mov eax, dword [eax]
call eax
add esp, 8
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x4c]
call fcn.004c3e48
test al, al
jne 0x4c19fc
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x58]
mov edx, dword [eax]
call dword [edx + 0x14]
test eax, eax
jle 0x4c19ee
mov eax, dword [ebp - 0xc]
cmp dword [eax + 0x54], 0
jne 0x4c19ee
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.004c0a70
jmp 0x4c19fc
mov eax, dword [ebp - 0xc]
mov edx, dword [eax + 0x54]
mov eax, dword [ebp - 0xc]
call fcn.004c0858
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x4c]
call fcn.004c3e40
test al, al
jne 0x4c1a1a
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x4c]
call fcn.004c3e50
test al, al
je 0x4c1a24
mov eax, dword [ebp - 0xc]
call fcn.004c01ac
jmp 0x4c1a65
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x48]
mov edx, dword [eax]
call dword [edx + 0x14]
test eax, eax
jle 0x4c1a57
mov eax, dword [ebp - 0xc]
cmp dword [eax + 0x44], 0
jne 0x4c1a57
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.004c03f4
jmp 0x4c1a65
mov eax, dword [ebp - 0xc]
mov edx, dword [eax + 0x44]
mov eax, dword [ebp - 0xc]
call fcn.004bff98
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x4c]
call fcn.004c3e50
test al, al
jne 0x4c1ac4
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x60]
mov edx, dword [eax]
call dword [edx + 0x14]
test eax, eax
jle 0x4c1ab0
mov eax, dword [ebp - 0xc]
cmp dword [eax + 0x5c], 0
jne 0x4c1ab0
mov eax, dword [ebp - 0xc]
cmp dword [eax + 0x64], 0
jne 0x4c1ab0
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.004bfe54
jmp 0x4c1ac4
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.004bf688
mov eax, dword [ebp - 0xc]
mov edx, dword [eax + 0x68]
mov eax, dword [ebp - 0xc]
call fcn.004bf0e8
mov eax, dword [ebp - 0xc]
mov edx, dword [eax + 0x6c]
mov eax, dword [ebp - 0xc]
call fcn.004bf450
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x74]
mov edx, dword [eax]
call dword [edx + 0x14]
test eax, eax
jle 0x4c1b13
mov eax, dword [ebp - 0xc]
cmp dword [eax + 0x70], 0
jne 0x4c1b13
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.004c1160
jmp 0x4c1b21
mov eax, dword [ebp - 0xc]
mov edx, dword [eax + 0x70]
mov eax, dword [ebp - 0xc]
call fcn.004c0e7c
mov eax, dword [ebp - 0xc]
movzx eax, byte [eax + 0x8c]
cmp al, 1
jne 0x4c1b5e
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
mov edx, 1
call fcn.00498ca4
test eax, eax
jne 0x4c1bce
push 0x4c2218
mov cl, 1
mov edx, dword [0x4aadd8]
mov eax, dword [ebp - 0xc]
mov ebx, dword [eax]
call dword [ebx + 0x3c]
jmp 0x4c1bce
test al, al
jbe 0x4c1bce
and eax, 0x7f
mov eax, dword [eax*4 + 0x55687c]
push eax
mov eax, dword [0x558d00]
mov eax, dword [eax]
call eax
pop ecx
mov ebx, eax
test ebx, ebx
jne 0x4c1b92
push 0x4c2268
mov cl, 1
mov edx, dword [0x4aadd8]
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 [0x558c48]
mov eax, dword [eax]
call eax
add esp, 0x10
test eax, eax
jne 0x4c1bc3
push 0x4c22b8
mov cl, 1
mov edx, dword [0x4aadd8]
mov eax, dword [ebp - 0xc]
mov esi, dword [eax]
call dword [esi + 0x3c]
push ebx
mov eax, dword [0x558b6c]
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 0x4c1bed
mov eax, dword [ebp - 0xc]
mov byte [eax + 0x41], 0
mov eax, dword [0x5587dc]
cmp dword [eax], 0x1010000f
jb 0x4c1c72
mov eax, dword [ebp - 0xc]
movzx eax, byte [eax + 0x41]
mov edx, dword [ebp - 0xc]
cmp al, byte [edx + 0x42]
ja 0x4c1d13
and eax, 0x7f
mov eax, dword [eax*4 + 0x556890]
push 0
push eax
push 0x7b
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x558c48]
mov eax, dword [eax]
call eax
add esp, 0x10
mov eax, dword [ebp - 0xc]
movzx eax, byte [eax + 0x42]
mov eax, dword [eax*4 + 0x556890]
push 0
push eax
push 0x7c
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x558c48]
mov eax, dword [eax]
call eax
add esp, 0x10
and ebx, 0xfdffffff
and ebx, 0xfbffffff
and ebx, 0xf7ffffff
and ebx, 0xefffffff
jmp 0x4c1d13
mov eax, dword [ebp - 0xc]
movzx eax, byte [eax + 0x41]
mov edx, dword [ebp - 0xc]
movzx edx, byte [edx + 0x42]
cmp al, dl
ja 0x4c1d13
and ebx, 0xfdffffff
and ebx, 0xfbffffff
and ebx, 0xf7ffffff
and ebx, 0xefffffff
test al, al
jbe 0x4c1cd8
cmp al, 1
jne 0x4c1cb0
or ebx, 0x2000000
jmp 0x4c1cd8
cmp al, 2
jne 0x4c1cc2
or ebx, 0x2000000
or ebx, 0x4000000
jmp 0x4c1cd8
cmp al, 3
jne 0x4c1cd8
or ebx, 0x2000000
or ebx, 0x4000000
or ebx, 0x10000000
cmp dl, 5
jae 0x4c1d13
test dl, dl
jne 0x4c1cf5
or ebx, 0x4000000
or ebx, 0x10000000
or ebx, 0x8000000
jmp 0x4c1d13
cmp dl, 1
jne 0x4c1d08
or ebx, 0x10000000
or ebx, 0x8000000
jmp 0x4c1d13
cmp dl, 2
jne 0x4c1d13
or ebx, 0x8000000
mov dl, 8
mov eax, dword [ebp - 0xc]
mov ecx, dword [eax]
call dword [ecx + 0x38]
test al, al
je 0x4c1d73
push 0x4c2308
lea ecx, [ebp - 0x3c]
mov eax, dword [ebp - 0xc]
movzx edx, byte [eax + 0x41]
mov eax, dword [0x4aa0c0]
call fcn.0041f758
push dword [ebp - 0x3c]
push 0x4c2334
lea ecx, [ebp - 0x40]
mov eax, dword [ebp - 0xc]
movzx edx, byte [eax + 0x42]
mov eax, dword [0x4aa0c0]
call fcn.0041f758
push dword [ebp - 0x40]
lea eax, [ebp - 0x38]
mov edx, 4
call fcn.004066c0
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.004c3620
mov eax, dword [0x5587dc]
cmp dword [eax], 0x1010000f
ja 0x4c1d9f
mov eax, ebx
and eax, 0x20
cmp eax, 0x20
jne 0x4c1d9f
and ebx, 0xffffffdf
push 0
push ebx
push 0x20
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x558c48]
mov eax, dword [eax]
call eax
add esp, 0x10
mov eax, dword [ebp - 0xc]
cmp dword [eax + 0x88], 0
je 0x4c1e10
lea eax, [ebp - 0x44]
mov edx, dword [ebp - 0xc]
mov edx, dword [edx + 0x88]
mov ecx, 0
call fcn.0040634c
mov eax, dword [ebp - 0x44]
call fcn.00405b48
push eax
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x558c08]
mov eax, dword [eax]
call eax
add esp, 8
test eax, eax
jne 0x4c1e26
push 0x4c2364
mov cl, 1
mov edx, dword [0x4aadd8]
mov eax, dword [ebp - 0xc]
mov esi, dword [eax]
call dword [esi + 0x3c]
jmp 0x4c1e26
mov ecx, 0x4c23a4
mov dl, 1
mov eax, dword [0x4aadd8]
call fcn.00413784
call fcn.00404b60
mov eax, dword [ebp - 0xc]
call fcn.004c3288
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 [0x558c48]
mov eax, dword [eax]
call eax
add esp, 0x10
test byte [ebp - 0xd], 0x10
jne 0x4c1eca
mov eax, dword [ebp - 0xc]
push eax
push 0
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x558ca4]
mov eax, dword [eax]
call eax
add esp, 0xc
test eax, eax
jne 0x4c1e8a
push 0x4c23d4
mov cl, 1
mov edx, dword [0x4aadd8]
mov eax, dword [ebp - 0xc]
mov esi, dword [eax]
call dword [esi + 0x3c]
push 0x4be3f8
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x558e68]
mov eax, dword [eax]
call eax
add esp, 8
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x9c]
cmp eax, 0x5000
je 0x4c1eca
push 0
push eax
push 0x2a
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x558c48]
mov eax, dword [eax]
call eax
add esp, 0x10
test byte [ebp - 0xd], 2
je 0x4c1fa7
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0xa0]
test eax, eax
jbe 0x4c1ef5
push eax
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x558f90]
mov eax, dword [eax]
call eax
add esp, 8
push 0x4be668
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x558ec0]
mov eax, dword [eax]
call eax
add esp, 8
push 0x4be858
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x558e98]
mov eax, dword [eax]
call eax
add esp, 8
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0xa4]
test eax, eax
je 0x4c1f37
sub eax, 4
mov eax, dword [eax]
test eax, eax
jle 0x4c1f8a
mov eax, dword [ebp - 0xc]
add eax, 0xa4
call fcn.00406b80
mov edi, eax
mov eax, dword [ebp - 0xc]
mov esi, dword [eax + 0xa4]
test esi, esi
je 0x4c1f5c
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 [0x558918]
mov eax, dword [eax]
call eax
add esp, 0xc
test eax, eax
jne 0x4c1f8a
push 0x4c2418
mov cl, 1
mov edx, dword [0x4aadd8]
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 0x4c1fa7
mov ecx, 0x4c2470
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 0x4c205e
mov esi, 1
lea eax, [ebp - 4]
xor edx, edx
call fcn.0040615c
xor edi, edi
test esi, ebx
je 0x4c1ff5
push dword [ebp - 4]
lea ecx, [ebp - 0x48]
mov edx, 8
mov eax, esi
call fcn.0040d374
push dword [ebp - 0x48]
push 0x4c24b0
lea eax, [ebp - 4]
mov edx, 3
call fcn.004066c0
add esi, esi
inc edi
cmp edi, 0x1f
jne 0x4c1fca
push 0x4c24c4
lea ecx, [ebp - 0x50]
mov edx, 8
mov eax, ebx
call fcn.0040d374
push dword [ebp - 0x50]
push 0x4c24ec
push dword [ebp - 4]
lea eax, [ebp - 0x4c]
mov edx, 4
call fcn.004066c0
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.004c3920
mov ecx, dword [ebp - 0x58]
lea eax, [ebp - 0x54]
mov edx, 0x4c2500
call fcn.004065dc
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 0x4c2094
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4c20bb
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0xc8]
add eax, 4
push eax
call sub.kernel32.dll_LeaveCriticalSection
ret