Function at 0x44bd00
Capabilities:
Check if file exists
Check os version
Get file attributes
Persist via run registry key
Query or enumerate registry value

Disassembly:
push 0xffffffffffffffff
push 0x640101
mov eax, dword fs:[0]
push eax
sub esp, 0x2c4
mov eax, dword [0x74f8a0]
xor eax, esp
mov dword [esp + 0x2c0], eax
push ebx
push ebp
push esi
push edi
mov eax, dword [0x74f8a0]
xor eax, esp
push eax
lea eax, [esp + 0x2d8]
mov dword fs:[0], eax
mov ebx, dword [esp + 0x2e8]
xor ebp, ebp
mov dword [esp + 0x1c], ebx
cmp dword [0x754bec], ebp
jne 0x44bd5d
call fcn.0044b490
test al, al
je 0x44c10b
push 0x208
lea eax, [esp + 0xd0]
push ebp
push eax
call fcn.00618760
mov eax, dword [0x754bec]
mov edi, dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
add esp, 0xc
lea ecx, [esp + 0x14]
push ecx
lea edx, [esp + 0xd0]
push edx
push ebp
push ebp
push 0x678140
push eax
mov dword [esp + 0x2c], 0x208
call edi
test eax, eax
jne 0x44bdb7
lea ecx, [esp + 0xcc]
push ecx
mov ecx, ebx
call fcn.004017f0
mov al, 1
jmp 0x44c10d
lea ecx, [esp + 0x18]
call fcn.00402500
mov dword [esp + 0x2e0], ebp
mov eax, dword [0x754bec]
lea edx, [esp + 0x14]
push edx
push ebp
push ebp
push ebp
push 0x679f1c
push eax
call edi
test eax, eax
jne 0x44be2d
mov ecx, dword [esp + 0x14]
push ecx
lea ecx, [esp + 0x1c]
call fcn.00402850
lea edx, [esp + 0x14]
push edx
mov esi, eax
mov eax, dword [0x754bec]
push esi
push ebp
push ebp
push 0x679f1c
push eax
call edi
test eax, eax
jne 0x44be2d
push ebp
push esi
mov ecx, ebx
call fcn.00401980
mov dword [esp + 0x2e0], 0xffffffff
lea ecx, [esp + 0x18]
call fcn.00402570
mov al, 1
jmp 0x44c10d
lea ecx, [esp + 0x38]
push ecx
mov dword [esp + 0x3c], 0x94
call dword [sym.imp.KERNEL32.dll_GetVersionExA]
test eax, eax
je 0x44bf58
cmp dword [esp + 0x48], 2
jne 0x44bf58
cmp dword [esp + 0x3c], 6
jb 0x44bf58
push 0x672498
call fcn.00447490
mov edi, eax
add esp, 4
cmp edi, ebp
je 0x44bf58
push str.SHGetKnownFolderPath
push edi
xor bl, bl
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov esi, eax
cmp esi, ebp
je 0x44bf45
mov edx, 0x123f
mov eax, 0x4565
push ebp
mov dword [esp + 0x28], ebp
mov dword [esp + 0x2c], 0x374de290
mov word [esp + 0x30], dx
mov word [esp + 0x32], ax
mov byte [esp + 0x34], 0x91
mov byte [esp + 0x35], 0x64
mov byte [esp + 0x36], 0x39
mov byte [esp + 0x37], 0xc4
mov byte [esp + 0x38], 0x92
mov byte [esp + 0x39], 0x5e
mov byte [esp + 0x3a], 0x46
mov byte [esp + 0x3b], 0x7b
call dword [sym.imp.ole32.dll_CoInitialize]
lea ecx, [esp + 0x24]
push ecx
push ebp
push ebp
lea edx, [esp + 0x34]
push edx
call esi
cmp eax, ebp
jne 0x44bf3f
mov edx, dword [esp + 0x24]
cmp edx, ebp
je 0x44bf3f
mov eax, edx
lea esi, [eax + 2]
jmp 0x44bf00
mov cx, word [eax]
add eax, 2
cmp cx, bp
jne 0x44bf00
sub eax, esi
sar eax, 1
cmp word [edx + eax*2 - 2], 0x5c
mov eax, 0x670c80
je 0x44bf21
mov eax, 0x670988
mov ecx, dword [esp + 0x1c]
push ebp
push eax
push edx
push 0x66fde0
call fcn.00402320
mov eax, dword [esp + 0x24]
push eax
call dword [sym.imp.ole32.dll_CoTaskMemFree]
mov bl, 1
call dword [sym.imp.ole32.dll_CoUninitialize]
push edi
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
test bl, bl
jne 0x44be12
mov ebx, dword [esp + 0x1c]
lea ecx, [esp + 0x20]
push ecx
push 0xf003f
push ebp
push str.SoftwareMicrosoftWindowsCurrentVersionExplorerShell_Folders_
push 0x80000001
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
test eax, eax
jne 0x44c0f7
mov eax, dword [esp + 0x20]
mov edi, dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
lea edx, [esp + 0x14]
push edx
push ebp
push ebp
push ebp
push str.Personal
push eax
call edi
test eax, eax
jne 0x44c0ec
mov eax, dword [esp + 0x14]
xor ecx, ecx
lea eax, [eax + eax + 2]
mov edx, 2
mul edx
seto cl
neg ecx
or ecx, eax
push ecx
call fcn.005ec342
mov esi, eax
add esp, 4
cmp esi, ebp
je 0x44c0ec
mov ecx, dword [esp + 0x20]
lea eax, [esp + 0x14]
push eax
push esi
push ebp
push ebp
push str.Personal
push ecx
call edi
test eax, eax
jne 0x44c0e3
xor edx, edx
mov dword [esp + 0x28], ebp
mov dword [esp + 0x30], ebp
mov word [esp + 0x2c], dx
mov byte [esp + 0x2e0], 1
mov eax, esi
lea edx, [eax + 2]
mov cx, word [eax]
add eax, 2
cmp cx, bp
jne 0x44c000
sub eax, edx
sar eax, 1
cmp word [esi + eax*2 - 2], 0x5c
mov eax, 0x670c80
je 0x44c021
mov eax, 0x670988
push ebp
push eax
push esi
push str._s_sDownloads_
lea ecx, [esp + 0x38]
call fcn.00402320
mov eax, dword [esp + 0x28]
push eax
mov ecx, ebx
call fcn.004017f0
mov eax, dword [ebx]
cmp eax, ebp
jne 0x44c047
lea eax, [ebx + 4]
push ebp
push eax
call fcn.004a5c60
mov eax, dword [ebx]
add esp, 8
xor edi, edi
cmp dword [0x749d28], ebp
je 0x44c072
cmp eax, ebp
jne 0x44c064
lea eax, [ebx + 4]
push eax
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
jne 0x44c0c2
jmp 0x44c0ba
cmp eax, ebp
jne 0x44c079
lea eax, [ebx + 4]
push ebp
push eax
lea ecx, [esp + 0x24]
push ecx
call fcn.00402a70
add esp, 0xc
mov byte [esp + 0x2e0], 2
mov edx, dword [esp + 0x1c]
push edx
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
jne 0x44c0a5
mov edi, 1
mov byte [esp + 0x2e0], 1
lea ecx, [esp + 0x1c]
call fcn.00402570
cmp edi, ebp
je 0x44c0c2
push esi
mov ecx, ebx
call fcn.004017f0
mov eax, dword [esp + 0x20]
push eax
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov byte [esp + 0x2e0], 0
lea ecx, [esp + 0x28]
call fcn.00401210
jmp 0x44be12
push esi
call fcn.005ec337
add esp, 4
mov ecx, dword [esp + 0x20]
push ecx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov dword [esp + 0x2e0], 0xffffffff
lea ecx, [esp + 0x18]
call fcn.00402570
xor al, al
mov ecx, dword [esp + 0x2d8]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x2c0]
xor ecx, esp
call fcn.0061807e
add esp, 0x2d0
ret