Yes it can, because all the transactions of bitcoin are anonymous and the corrupt people needs such type of platform to save their black money and to transfer them anywhere without taxes and without government consideration. Everything can be use either in positive of negative way, this is the negative use of bitcoin to do corruption.
Yeah bitcoin has anonymous and decentralized facilities and that's what criminals or criminals use to do illegal activities.
The corrupt just need to wash their money into bitcoin and then they can convert it again to fiat without being seen. That's bitcoin expertise