Malicious software, also commonly known as malware often refers to harmful computer programs that have bad intentions. These are created by bad actors who want to access computers, smartphones, and networks illegally.
Traditional networks are more prone to malware as compared to blockchain networks. These are extremely difficult to manipulate, if not next to impossible. Such impenetrable features come from the distributed nature of blockchain.
Then again, black hat hackers tend to target the users, trying to compromise their devices, in order to hack the blockchain. Predominantly they are after the private keys and confidential crypto exchange credentials.