CICIG has a year to exit the country. Despite previous staunch support from the United States for the anti-corruption body, the State Department has not spoken strongly to back it this time.
Morales has aligned himself closely with President Donald Trump by moving the Guatemalan embassy in Israel to Jerusalem.
(Source) See also: https://www.reuters.com/article/us-guatemala-corruption/former-guatemala-defense-minister-arrested-on-corruption-charges-idUSKBN1FF298
Does it all mean that Maduro would simply have to move the Venezuelan embassy to Jerusalem? I think he'd have to kiss up a little more than that, but it'd certainly be a start for The Donald to begin "liking" Maduro.