Function at 0x4fddcc
Capabilities:
Check os version

Disassembly:
push ebp
mov ebp, esp
mov ecx, 0xb
push 0
push 0
dec ecx
jne 0x4fddd4
push ebx
push esi
push edi
mov dword [ebp - 0xc], eax
xor eax, eax
push ebp
push 0x4fe73c
push dword fs:[eax]
mov dword fs:[eax], esp
mov ebx, dword [ebp - 0xc]
cmp byte [ebx + 0x30], 0
jne 0x4fde36
mov dl, 8
mov eax, ebx
mov ecx, dword [eax]
call dword [ecx + 0x38]
test al, al
je 0x4fde2d
lea ecx, [ebp - 0x14]
mov edx, 8
mov eax, ebx
call fcn.0040d4d0
lea eax, [ebp - 0x14]
mov edx, 0x4fe758
call fcn.00406660
mov ecx, dword [ebp - 0x14]
mov dl, 8
mov eax, ebx
mov esi, dword [eax]
call dword [esi + 0x34]
call fcn.004f8bdc
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 0x4fe6e8
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 0x4fdea0
push 0
mov eax, dword [0x554950]
mov eax, dword [eax]
call eax
pop ecx
lea edx, [ebp - 0x18]
call fcn.0040e89c
mov edx, dword [ebp - 0x18]
lea eax, [ebp - 8]
call fcn.00406468
lea eax, [ebp - 0x1c]
mov ecx, dword [ebp - 8]
mov edx, 0x4fe778
call fcn.00406720
mov ecx, dword [ebp - 0x1c]
mov dl, 8
mov eax, dword [ebp - 0xc]
mov ebx, dword [eax]
call dword [ebx + 0x34]
cmp byte [0x552ba8], 0
jne 0x4fdec5
mov eax, dword [ebp - 0xc]
cmp byte [eax + 0xc0], 0
je 0x4fdec5
mov eax, dword [0x5544cc]
mov eax, dword [eax]
call eax
mov byte [0x552ba8], 1
mov eax, dword [ebp - 0xc]
cmp dword [eax + 0x3c], 0
jne 0x4fdef8
mov eax, dword [ebp - 0xc]
call fcn.004fa254
mov ebx, eax
mov eax, dword [ebp - 0xc]
mov dword [eax + 0x3c], ebx
test ebx, ebx
jne 0x4fdef8
mov ecx, 0x4fe7cc
mov dl, 1
mov eax, dword [0x4e782c]
call fcn.0041433c
call fcn.00404c54
xor ecx, ecx
push ebp
push 0x4fe69c
push dword fs:[ecx]
mov dword fs:[ecx], esp
mov eax, dword [ebp - 0xc]
cmp word [eax + 0xba], 0
je 0x4fdf25
mov ebx, dword [ebp - 0xc]
mov edx, dword [ebp - 0xc]
mov eax, dword [ebx + 0xbc]
call dword [ebx + 0xb8]
mov eax, dword [0x5541fc]
cmp dword [eax], 0x1010000f
jb 0x4fdf92
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 [0x5544d8]
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 0x4fdf92
lea ecx, [ebp - 0x24]
mov eax, dword [ebp - 0xc]
movzx edx, byte [eax + 0x94]
mov eax, dword [0x4e7084]
call fcn.00420504
mov ecx, dword [ebp - 0x24]
lea eax, [ebp - 0x20]
mov edx, 0x4fe814
call fcn.00406720
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 0x4fdfb1
test byte [eax + 0x45], 1
je 0x4fdfb1
mov edx, eax
mov eax, dword [ebp - 0xc]
call fcn.004fdb6c
jmp 0x4fe030
push 0x4fa538
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x5546c4]
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 [0x5549ec]
mov eax, dword [eax]
call eax
add esp, 8
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x4c]
call fcn.0050047c
test al, al
jne 0x4fe030
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x58]
mov edx, dword [eax]
call dword [edx + 0x14]
test eax, eax
jle 0x4fe022
mov eax, dword [ebp - 0xc]
cmp dword [eax + 0x54], 0
jne 0x4fe022
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.004fd0a4
jmp 0x4fe030
mov eax, dword [ebp - 0xc]
mov edx, dword [eax + 0x54]
mov eax, dword [ebp - 0xc]
call fcn.004fce8c
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x4c]
call fcn.00500474
test al, al
jne 0x4fe04e
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x4c]
call fcn.00500484
test al, al
je 0x4fe058
mov eax, dword [ebp - 0xc]
call fcn.004fc7e0
jmp 0x4fe099
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x48]
mov edx, dword [eax]
call dword [edx + 0x14]
test eax, eax
jle 0x4fe08b
mov eax, dword [ebp - 0xc]
cmp dword [eax + 0x44], 0
jne 0x4fe08b
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.004fca28
jmp 0x4fe099
mov eax, dword [ebp - 0xc]
mov edx, dword [eax + 0x44]
mov eax, dword [ebp - 0xc]
call fcn.004fc5cc
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x4c]
call fcn.00500484
test al, al
jne 0x4fe0f8
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x60]
mov edx, dword [eax]
call dword [edx + 0x14]
test eax, eax
jle 0x4fe0e4
mov eax, dword [ebp - 0xc]
cmp dword [eax + 0x5c], 0
jne 0x4fe0e4
mov eax, dword [ebp - 0xc]
cmp dword [eax + 0x64], 0
jne 0x4fe0e4
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.004fc488
jmp 0x4fe0f8
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.004fbcbc
mov eax, dword [ebp - 0xc]
mov edx, dword [eax + 0x68]
mov eax, dword [ebp - 0xc]
call fcn.004fb71c
mov eax, dword [ebp - 0xc]
mov edx, dword [eax + 0x6c]
mov eax, dword [ebp - 0xc]
call fcn.004fba84
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x74]
mov edx, dword [eax]
call dword [edx + 0x14]
test eax, eax
jle 0x4fe147
mov eax, dword [ebp - 0xc]
cmp dword [eax + 0x70], 0
jne 0x4fe147
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.004fd794
jmp 0x4fe155
mov eax, dword [ebp - 0xc]
mov edx, dword [eax + 0x70]
mov eax, dword [ebp - 0xc]
call fcn.004fd4b0
mov eax, dword [ebp - 0xc]
movzx eax, byte [eax + 0x8c]
cmp al, 1
jne 0x4fe192
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
mov edx, 1
call fcn.004d42bc
test eax, eax
jne 0x4fe202
push 0x4fe84c
mov cl, 1
mov edx, dword [0x4e782c]
mov eax, dword [ebp - 0xc]
mov ebx, dword [eax]
call dword [ebx + 0x3c]
jmp 0x4fe202
test al, al
jbe 0x4fe202
and eax, 0x7f
mov eax, dword [eax*4 + 0x552b70]
push eax
mov eax, dword [0x554810]
mov eax, dword [eax]
call eax
pop ecx
mov ebx, eax
test ebx, ebx
jne 0x4fe1c6
push 0x4fe89c
mov cl, 1
mov edx, dword [0x4e782c]
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 [0x554738]
mov eax, dword [eax]
call eax
add esp, 0x10
test eax, eax
jne 0x4fe1f7
push 0x4fe8ec
mov cl, 1
mov edx, dword [0x4e782c]
mov eax, dword [ebp - 0xc]
mov esi, dword [eax]
call dword [esi + 0x3c]
push ebx
mov eax, dword [0x55463c]
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 0x4fe221
mov eax, dword [ebp - 0xc]
mov byte [eax + 0x41], 0
mov eax, dword [0x5541fc]
cmp dword [eax], 0x1010000f
jb 0x4fe2a6
mov eax, dword [ebp - 0xc]
movzx eax, byte [eax + 0x41]
mov edx, dword [ebp - 0xc]
cmp al, byte [edx + 0x42]
ja 0x4fe347
and eax, 0x7f
mov eax, dword [eax*4 + 0x552b84]
push 0
push eax
push 0x7b
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x554738]
mov eax, dword [eax]
call eax
add esp, 0x10
mov eax, dword [ebp - 0xc]
movzx eax, byte [eax + 0x42]
mov eax, dword [eax*4 + 0x552b84]
push 0
push eax
push 0x7c
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x554738]
mov eax, dword [eax]
call eax
add esp, 0x10
and ebx, 0xfdffffff
and ebx, 0xfbffffff
and ebx, 0xf7ffffff
and ebx, 0xefffffff
jmp 0x4fe347
mov eax, dword [ebp - 0xc]
movzx eax, byte [eax + 0x41]
mov edx, dword [ebp - 0xc]
movzx edx, byte [edx + 0x42]
cmp al, dl
ja 0x4fe347
and ebx, 0xfdffffff
and ebx, 0xfbffffff
and ebx, 0xf7ffffff
and ebx, 0xefffffff
test al, al
jbe 0x4fe30c
cmp al, 1
jne 0x4fe2e4
or ebx, 0x2000000
jmp 0x4fe30c
cmp al, 2
jne 0x4fe2f6
or ebx, 0x2000000
or ebx, 0x4000000
jmp 0x4fe30c
cmp al, 3
jne 0x4fe30c
or ebx, 0x2000000
or ebx, 0x4000000
or ebx, 0x10000000
cmp dl, 5
jae 0x4fe347
test dl, dl
jne 0x4fe329
or ebx, 0x4000000
or ebx, 0x10000000
or ebx, 0x8000000
jmp 0x4fe347
cmp dl, 1
jne 0x4fe33c
or ebx, 0x10000000
or ebx, 0x8000000
jmp 0x4fe347
cmp dl, 2
jne 0x4fe347
or ebx, 0x8000000
mov dl, 8
mov eax, dword [ebp - 0xc]
mov ecx, dword [eax]
call dword [ecx + 0x38]
test al, al
je 0x4fe3a7
push 0x4fe93c
lea ecx, [ebp - 0x3c]
mov eax, dword [ebp - 0xc]
movzx edx, byte [eax + 0x41]
mov eax, dword [0x4e6b14]
call fcn.00420504
push dword [ebp - 0x3c]
push 0x4fe968
lea ecx, [ebp - 0x40]
mov eax, dword [ebp - 0xc]
movzx edx, byte [eax + 0x42]
mov eax, dword [0x4e6b14]
call fcn.00420504
push dword [ebp - 0x40]
lea eax, [ebp - 0x38]
mov edx, 4
call fcn.00406804
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.004ffc54
mov eax, dword [0x5541fc]
cmp dword [eax], 0x1010000f
ja 0x4fe3d3
mov eax, ebx
and eax, 0x20
cmp eax, 0x20
jne 0x4fe3d3
and ebx, 0xffffffdf
push 0
push ebx
push 0x20
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x554738]
mov eax, dword [eax]
call eax
add esp, 0x10
mov eax, dword [ebp - 0xc]
cmp dword [eax + 0x88], 0
je 0x4fe444
lea eax, [ebp - 0x44]
mov edx, dword [ebp - 0xc]
mov edx, dword [edx + 0x88]
mov ecx, 0
call fcn.00406490
mov eax, dword [ebp - 0x44]
call fcn.00405cbc
push eax
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x5546f0]
mov eax, dword [eax]
call eax
add esp, 8
test eax, eax
jne 0x4fe45a
push 0x4fe998
mov cl, 1
mov edx, dword [0x4e782c]
mov eax, dword [ebp - 0xc]
mov esi, dword [eax]
call dword [esi + 0x3c]
jmp 0x4fe45a
mov ecx, 0x4fe9d8
mov dl, 1
mov eax, dword [0x4e782c]
call fcn.0041433c
call fcn.00404c54
mov eax, dword [ebp - 0xc]
call fcn.004ff8bc
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 [0x554738]
mov eax, dword [eax]
call eax
add esp, 0x10
test byte [ebp - 0xd], 0x10
jne 0x4fe4fe
mov eax, dword [ebp - 0xc]
push eax
push 0
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x55479c]
mov eax, dword [eax]
call eax
add esp, 0xc
test eax, eax
jne 0x4fe4be
push 0x4fea08
mov cl, 1
mov edx, dword [0x4e782c]
mov eax, dword [ebp - 0xc]
mov esi, dword [eax]
call dword [esi + 0x3c]
push 0x4faa2c
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x5549a0]
mov eax, dword [eax]
call eax
add esp, 8
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x9c]
cmp eax, 0x5000
je 0x4fe4fe
push 0
push eax
push 0x2a
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x554738]
mov eax, dword [eax]
call eax
add esp, 0x10
test byte [ebp - 0xd], 2
je 0x4fe5db
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0xa0]
test eax, eax
jbe 0x4fe529
push eax
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x554af4]
mov eax, dword [eax]
call eax
add esp, 8
push 0x4fac9c
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x554a08]
mov eax, dword [eax]
call eax
add esp, 8
push 0x4fae8c
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0x3c]
push eax
mov eax, dword [0x5549d8]
mov eax, dword [eax]
call eax
add esp, 8
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0xa4]
test eax, eax
je 0x4fe56b
sub eax, 4
mov eax, dword [eax]
test eax, eax
jle 0x4fe5be
mov eax, dword [ebp - 0xc]
add eax, 0xa4
call fcn.00406cc4
mov edi, eax
mov eax, dword [ebp - 0xc]
mov esi, dword [eax + 0xa4]
test esi, esi
je 0x4fe590
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 [0x554374]
mov eax, dword [eax]
call eax
add esp, 0xc
test eax, eax
jne 0x4fe5be
push 0x4fea4c
mov cl, 1
mov edx, dword [0x4e782c]
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 0x4fe5db
mov ecx, 0x4feaa4
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 0x4fe692
mov esi, 1
lea eax, [ebp - 4]
xor edx, edx
call fcn.004062a0
xor edi, edi
test esi, ebx
je 0x4fe629
push dword [ebp - 4]
lea ecx, [ebp - 0x48]
mov edx, 8
mov eax, esi
call fcn.0040d4d0
push dword [ebp - 0x48]
push 0x4feae4
lea eax, [ebp - 4]
mov edx, 3
call fcn.00406804
add esi, esi
inc edi
cmp edi, 0x1f
jne 0x4fe5fe
push 0x4feaf8
lea ecx, [ebp - 0x50]
mov edx, 8
mov eax, ebx
call fcn.0040d4d0
push dword [ebp - 0x50]
push 0x4feb20
push dword [ebp - 4]
lea eax, [ebp - 0x4c]
mov edx, 4
call fcn.00406804
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.004fff54
mov ecx, dword [ebp - 0x58]
lea eax, [ebp - 0x54]
mov edx, 0x4feb34
call fcn.00406720
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 0x4fe6c8
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x4fe6ef
mov eax, dword [ebp - 0xc]
mov eax, dword [eax + 0xc8]
add eax, 4
push eax
call sub.kernel32.dll_LeaveCriticalSection
ret