A campaign attributed to the FIN7 attackers targets restaurants with phishing emails and infected RTF Word documents that carry out fileless malware attacks.

Attackers have been using fileless malware to hide in the memory of enterprises, steal data, and vanish without a trace.

TENERIFE, Spain— Many bank robbers long ago dropped the stick-up man persona in favor of a keyboard and a reliable password-stealing Trojan. Banking malware, however, may soon not be good enough for the bad guys. More and more are copycatting the techniques deployed by advanced hackers to steal millions of dollars from banks and other...