Thousands of PCs Affected by Nodersok/Divergent Malware

New malware identified by Microsoft and Cisco Talos has affected thousands of PCs in the United States and Europe and turns systems into proxies for performing malicious activity, the companies said. The fileless threat—called Nodersok by Microsoft and Divergent by Cisco Talos—has many of its own...

Out of sight but not invisible: Defeating fileless malware with behavior monitoring, AMSI, and next-gen AV

Consider this scenario: Two never-before-seen, heavily obfuscated scripts manage to slip past file-based detection and dynamically load an info-stealing payload into memory. The scripts are part of a social engineering campaign that tricks potential victims into running the scripts, which use the...