Function at 0x4dec40
Capabilities:
Check os version
Resolve function by parsing pe exports

Disassembly:
push 0xffffffffffffffff
push 0x5280d5
mov eax, dword fs:[0]
push eax
sub esp, 0x49c
mov eax, dword [section..data]
xor eax, esp
mov dword [esp + 0x498], eax
push ebx
push ebp
push esi
push edi
mov eax, dword [section..data]
xor eax, esp
push eax
lea eax, [esp + 0x4b0]
mov dword fs:[0], eax
mov eax, dword [esp + 0x4c4]
mov ebx, dword [esp + 0x4c0]
mov dword [esp + 0x1c], eax
xor eax, eax
mov dword [esp + 0xa8], 0
mov dword [esp + 0xac], 0
mov dword [esp + 0xac], 7
mov dword [esp + 0xa8], 0
mov word [esp + 0x98], ax
mov dword [esp + 0x4b8], eax
lea esi, [ecx + 0x30]
cmp byte [esi], al
jne 0x4decd8
mov ecx, esi
call fcn.004ffcd0
xor eax, eax
mov dword [esp + 0xf4], 0
push 0xffffffffffffffff
push eax
mov word [esp + 0xec], ax
lea ecx, [esp + 0xec]
lea eax, [esi + 0x1c]
mov dword [esp + 0x100], 0
push eax
mov dword [esp + 0x104], 7
mov dword [esp + 0x100], 0
call fcn.00404c30
mov byte [esp + 0x4b8], 1
cmp dword [esp + 0xf4], 0
mov edi, dword [sym.imp.MSVCR120.dll_void___cdecl_operator_delete_void__]
jne 0x4ded40
xor bl, bl
jmp 0x4df700
push 0x118
lea eax, [esp + 0x144]
mov dword [esp + 0x140], 0x11c
push 0
push eax
call sub.MSVCR120.dll_memset
add esp, 0xc
lea ecx, [esp + 0x13c]
call fcn.0042eb40
cmp dword [esp + 0x140], 6
lea ecx, [esp + 0x80]
mov byte [esp + 0x17], 1
jb 0x4deeb7
push str.MicrosoftInternet_ExplorerQuick_LaunchUser_PinnedTaskBar_
mov byte [esp + 0x1b], 0
call fcn.00404840
mov byte [esp + 0x4b8], 5
lea eax, [esp + 0x80]
push eax
lea edx, [esp + 0xe8]
lea ecx, [esp + 0xb4]
call fcn.00422950
add esp, 4
mov esi, eax
mov byte [esp + 0x4b8], 6
lea eax, [esp + 0x98]
cmp eax, esi
je 0x4dee15
cmp dword [esp + 0xac], 8
jb 0x4dede8
push dword [esp + 0x98]
call edi
add esp, 4
xor eax, eax
mov dword [esp + 0xac], 7
push esi
lea ecx, [esp + 0x9c]
mov dword [esp + 0xac], 0
mov word [esp + 0x9c], ax
call fcn.00404b90
mov byte [esp + 0x4b8], 5
cmp dword [esp + 0xc4], 8
jb 0x4dee33
push dword [esp + 0xb0]
call edi
add esp, 4
xor eax, eax
mov dword [esp + 0xc4], 7
mov dword [esp + 0xc0], 0
mov word [esp + 0xb0], ax
mov byte [esp + 0x4b8], 1
cmp dword [esp + 0x94], 8
jb 0x4dee71
push dword [esp + 0x80]
call edi
add esp, 4
xor eax, eax
mov dword [esp + 0x94], 7
push ebx
lea edx, [esp + 0x9c]
mov dword [esp + 0x94], 0
lea ecx, [esp + 0x84]
mov word [esp + 0x84], ax
call fcn.00422950
add esp, 4
mov esi, eax
mov byte [esp + 0x4b8], 7
jmp 0x4defdc
push str.MicrosoftInternet_ExplorerQuick_Launch_
call fcn.00404840
mov byte [esp + 0x4b8], 2
lea eax, [esp + 0x80]
push eax
lea edx, [esp + 0xe8]
lea ecx, [esp + 0xb4]
call fcn.00422950
add esp, 4
mov esi, eax
mov byte [esp + 0x4b8], 3
lea eax, [esp + 0x98]
cmp eax, esi
je 0x4def3f
cmp dword [esp + 0xac], 8
jb 0x4def12
push dword [esp + 0x98]
call edi
add esp, 4
xor eax, eax
mov dword [esp + 0xac], 7
push esi
lea ecx, [esp + 0x9c]
mov dword [esp + 0xac], 0
mov word [esp + 0x9c], ax
call fcn.00404b90
mov byte [esp + 0x4b8], 2
cmp dword [esp + 0xc4], 8
jb 0x4def5d
push dword [esp + 0xb0]
call edi
add esp, 4
xor eax, eax
mov dword [esp + 0xc4], 7
mov dword [esp + 0xc0], 0
mov word [esp + 0xb0], ax
mov byte [esp + 0x4b8], 1
cmp dword [esp + 0x94], 8
jb 0x4def9b
push dword [esp + 0x80]
call edi
add esp, 4
xor eax, eax
mov dword [esp + 0x94], 7
push ebx
lea edx, [esp + 0x9c]
mov dword [esp + 0x94], 0
lea ecx, [esp + 0x84]
mov word [esp + 0x84], ax
call fcn.00422950
add esp, 4
mov esi, eax
mov byte [esp + 0x4b8], 4
lea eax, [esp + 0x98]
cmp eax, esi
je 0x4df026
cmp dword [esp + 0xac], 8
jb 0x4deffd
push dword [esp + 0x98]
call edi
add esp, 4
xor eax, eax
mov dword [esp + 0xac], 7
push esi
lea ecx, [esp + 0x9c]
mov dword [esp + 0xac], eax
mov word [esp + 0x9c], ax
call fcn.00404b90
mov byte [esp + 0x4b8], 1
cmp dword [esp + 0x94], 8
jb 0x4df044
push dword [esp + 0x80]
call edi
add esp, 4
xor eax, eax
mov dword [esp + 0x94], 7
push 4
mov word [esp + 0x84], ax
mov dword [esp + 0x94], eax
call dword [sym.imp.MSVCR120.dll_void____cdecl_operator_new_unsigned_int_]
mov ebx, eax
mov dword [esp + 0x1c], eax
add esp, 4
mov dword [esp + 0xe0], ebx
mov byte [esp + 0x4b8], 8
test ebx, ebx
je 0x4df092
mov dword [ebx], 0
mov dword [ebx], 0xffffffff
jmp 0x4df098
xor ebx, ebx
mov dword [esp + 0x18], ebx
mov byte [esp + 0x4b8], 1
mov dword [esp + 0xe0], ebx
mov byte [esp + 0x4b8], 9
lea ecx, [esp + 0xfc]
call fcn.004581e0
mov byte [esp + 0x4b8], 0xa
lea eax, [esp + 0xfc]
push eax
lea eax, [esp + 0x9c]
mov ecx, ebx
push eax
call fcn.00458e40
test al, al
jne 0x4df0e7
mov byte [esp + 0x16], al
jmp 0x4df689
xor al, al
mov byte [esp + 0x16], al
lea ecx, [ecx]
xor eax, eax
mov dword [esp + 0xd8], 0
mov dword [esp + 0xdc], 0
mov dword [esp + 0xdc], 7
mov dword [esp + 0xd8], 0
mov word [esp + 0xc8], ax
mov byte [esp + 0x4b8], 0xb
lea edx, [esp + 0xe4]
cmp byte [esp + 0x17], al
je 0x4df229
push str.MicrosoftInternet_ExplorerQuick_Launch_
lea ecx, [esp + 0x3c]
call fcn.00410b00
add esp, 4
mov byte [esp + 0x4b8], 0xc
lea ecx, [esp + 0x124]
push ecx
mov edx, eax
lea ecx, [esp + 0x24]
call fcn.0042c4f0
add esp, 4
mov esi, eax
mov byte [esp + 0x4b8], 0xd
lea eax, [esp + 0xc8]
cmp eax, esi
je 0x4df1c6
cmp dword [esp + 0xdc], 8
jb 0x4df199
push dword [esp + 0xc8]
call edi
add esp, 4
xor eax, eax
mov dword [esp + 0xdc], 7
push esi
lea ecx, [esp + 0xcc]
mov dword [esp + 0xdc], 0
mov word [esp + 0xcc], ax
call fcn.00404b90
mov byte [esp + 0x4b8], 0xc
cmp dword [esp + 0x34], 8
jb 0x4df1de
push dword [esp + 0x20]
call edi
add esp, 4
xor eax, eax
mov dword [esp + 0x34], 7
mov dword [esp + 0x30], 0
mov word [esp + 0x20], ax
mov byte [esp + 0x4b8], 0xb
cmp dword [esp + 0x4c], 8
jb 0x4df20d
push dword [esp + 0x38]
call edi
add esp, 4
xor eax, eax
mov dword [esp + 0x4c], 7
mov dword [esp + 0x48], 0
mov word [esp + 0x38], ax
jmp 0x4df30e
push str.MicrosoftInternet_ExplorerQuick_LaunchUser_PinnedTaskBar_
lea ecx, [esp + 0x54]
call fcn.00410b00
add esp, 4
mov byte [esp + 0x4b8], 0xe
lea ecx, [esp + 0x124]
push ecx
mov edx, eax
lea ecx, [esp + 0x6c]
call fcn.0042c4f0
add esp, 4
mov esi, eax
mov byte [esp + 0x4b8], 0xf
lea eax, [esp + 0xc8]
cmp eax, esi
je 0x4df2b0
cmp dword [esp + 0xdc], 8
jb 0x4df283
push dword [esp + 0xc8]
call edi
add esp, 4
xor eax, eax
mov dword [esp + 0xdc], 7
push esi
lea ecx, [esp + 0xcc]
mov dword [esp + 0xdc], 0
mov word [esp + 0xcc], ax
call fcn.00404b90
mov byte [esp + 0x4b8], 0xe
cmp dword [esp + 0x7c], 8
jb 0x4df2c8
push dword [esp + 0x68]
call edi
add esp, 4
xor eax, eax
mov dword [esp + 0x7c], 7
mov dword [esp + 0x78], 0
mov word [esp + 0x68], ax
mov byte [esp + 0x4b8], 0xb
cmp dword [esp + 0x64], 8
jb 0x4df2f7
push dword [esp + 0x50]
call edi
add esp, 4
xor eax, eax
mov dword [esp + 0x64], 7
mov dword [esp + 0x60], 0
mov word [esp + 0x50], ax
xor eax, eax
mov dword [esp + 0xc0], 0
mov dword [esp + 0xc4], 0
mov dword [esp + 0xc4], 7
mov dword [esp + 0xc0], 0
mov word [esp + 0xb0], ax
mov byte [esp + 0x4b8], 0x10
lea edx, [esp + 0xb0]
lea ecx, [esp + 0xc8]
call fcn.004df7b0
lea edx, [esp + 0xb0]
lea ecx, [esp + 0x80]
call fcn.0042ded0
mov byte [esp + 0x4b8], 0x11
cmp dword [esp + 0xc0], 0
je 0x4df40e
mov eax, dword [esp + 0x1c]
xor ebp, ebp
mov ecx, dword [eax + 4]
mov esi, dword [eax]
sub ecx, esi
mov eax, 0x2aaaaaab
imul ecx
sar edx, 2
mov eax, edx
shr eax, 0x1f
add eax, edx
je 0x4df40e
xor ebx, ebx
lea ebx, [ebx]
add esi, ebx
cmp dword [esi + 0x14], 8
jb 0x4df3ba
mov esi, dword [esi]
lea ecx, [esp + 0x80]
call fcn.00404960
test esi, esi
jne 0x4df3d1
test eax, eax
sete al
jmp 0x4df3de
test eax, eax
je 0x4df3e6
mov edx, eax
mov ecx, esi
call fcn.0042fa70
test al, al
jne 0x4df52b
mov eax, dword [esp + 0x1c]
inc ebp
add ebx, 0x18
mov ecx, dword [eax + 4]
mov esi, dword [eax]
sub ecx, esi
mov eax, 0x2aaaaaab
imul ecx
sar edx, 2
mov eax, edx
shr eax, 0x1f
add eax, edx
cmp ebp, eax
jb 0x4df3b0
mov ebx, dword [esp + 0x18]
mov esi, dword [ebx]
cmp esi, 0xffffffff
je 0x4df5d3
push 0x24c
lea eax, [esp + 0x264]
mov dword [esp + 0x260], 0
push 0
push eax
call sub.MSVCR120.dll_memset
add esp, 0xc
lea eax, [esp + 0x25c]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_FindNextFileW]
test eax, eax
setne al
test al, al
je 0x4df5d3
lea eax, [esp + 0xfc]
push eax
lea eax, [esp + 0x260]
push eax
call fcn.00459080
mov byte [esp + 0x4b8], 0x10
cmp dword [esp + 0x94], 8
jb 0x4df48a
push dword [esp + 0x80]
call edi
add esp, 4
xor eax, eax
mov dword [esp + 0x94], 7
mov dword [esp + 0x90], 0
mov word [esp + 0x80], ax
mov byte [esp + 0x4b8], 0xb
cmp dword [esp + 0xc4], 8
jb 0x4df4c8
push dword [esp + 0xb0]
call edi
add esp, 4
xor eax, eax
mov dword [esp + 0xc4], 7
mov dword [esp + 0xc0], 0
mov word [esp + 0xb0], ax
mov byte [esp + 0x4b8], 0xa
cmp dword [esp + 0xdc], 8
jb 0x4df506
push dword [esp + 0xc8]
call edi
add esp, 4
xor eax, eax
mov dword [esp + 0xdc], 7
mov dword [esp + 0xd8], 0
mov word [esp + 0xc8], ax
jmp 0x4df0f0
mov byte [esp + 0x16], 1
mov byte [esp + 0x4b8], 0x10
cmp dword [esp + 0x94], 8
jb 0x4df54e
push dword [esp + 0x80]
call edi
add esp, 4
xor eax, eax
mov dword [esp + 0x94], 7
mov dword [esp + 0x90], 0
mov word [esp + 0x80], ax
mov byte [esp + 0x4b8], 0xb
cmp dword [esp + 0xc4], 8
jb 0x4df58c
push dword [esp + 0xb0]
call edi
add esp, 4
xor eax, eax
mov dword [esp + 0xc4], 7
mov dword [esp + 0xc0], 0
mov word [esp + 0xb0], ax
mov byte [esp + 0x4b8], 0xa
cmp dword [esp + 0xdc], 8
jb 0x4df5ca
push dword [esp + 0xc8]
call edi
add esp, 4
mov ebx, dword [esp + 0x18]
jmp 0x4df66d
mov byte [esp + 0x4b8], 0x10
cmp dword [esp + 0x94], 8
jb 0x4df5f1
push dword [esp + 0x80]
call edi
add esp, 4
xor eax, eax
mov dword [esp + 0x94], 7
mov dword [esp + 0x90], 0
mov word [esp + 0x80], ax
mov byte [esp + 0x4b8], 0xb
cmp dword [esp + 0xc4], 8
jb 0x4df62f
push dword [esp + 0xb0]
call edi
add esp, 4
xor eax, eax
mov dword [esp + 0xc4], 7
mov dword [esp + 0xc0], 0
mov word [esp + 0xb0], ax
mov byte [esp + 0x4b8], 0xa
cmp dword [esp + 0xdc], 8
jb 0x4df66d
push dword [esp + 0xc8]
call edi
add esp, 4
xor eax, eax
mov dword [esp + 0xdc], 7
mov word [esp + 0xc8], ax
mov dword [esp + 0xd8], eax
mov byte [esp + 0x4b8], 9
cmp dword [esp + 0x138], 8
jb 0x4df6a7
push dword [esp + 0x124]
call edi
add esp, 4
xor eax, eax
mov dword [esp + 0x138], 7
mov dword [esp + 0x134], 0
mov word [esp + 0x124], ax
mov byte [esp + 0x4b8], 1
test ebx, ebx
je 0x4df6f1
mov eax, dword [ebx]
cmp eax, 0xffffffff
je 0x4df6eb
push eax
call dword [sym.imp.KERNEL32.dll_FindClose]
test eax, eax
je 0x4df6eb
mov dword [ebx], 0xffffffff
push ebx
call edi
add esp, 4
mov bl, byte [esp + 0x16]
mov dword [esp + 0xe0], 0
mov byte [esp + 0x4b8], 0
cmp dword [esp + 0xf8], 8
jb 0x4df71e
push dword [esp + 0xe4]
call edi
add esp, 4
xor eax, eax
mov dword [esp + 0xf8], 7
mov dword [esp + 0xf4], 0
mov word [esp + 0xe4], ax
mov dword [esp + 0x4b8], 0xffffffff
cmp dword [esp + 0xac], 8
jb 0x4df75f
push dword [esp + 0x98]
call edi
add esp, 4
xor eax, eax
mov dword [esp + 0xac], 7
mov word [esp + 0x98], ax
mov al, bl
mov dword [esp + 0xa8], 0
mov ecx, dword [esp + 0x4b0]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x498]
xor ecx, esp
call fcn.00505b1e
add esp, 0x4a8
ret 8