Attackers are using a "fileless" malware dubbed Divergent to generate revenue via click-fraud. Divergent further uses NodeJS and a WinDivert utlility to facilitate the malware attack.
Researchers from McAfee Labs have spotted a significant spike in a fileless cyber threat dubbed CactusTorch.
USB flash drives can often be a threat to your organization as malicious insiders could use them to steal your most sensitive data. Organizations should also be aware that USB drives can also be used to plant malware, such as backdoors and fileless malware.