TrendLabs Security Intelligence BlogLurk: Retracing the Group’s Five-Year Campaign – TrendLabs Security Intelligence Blog

Hide: Retracing the Group’s Five-Year Campaign

by Fyodor Yarochkin and Vladimir Kropotov (Senior Threat Researchers)

Fileless infections are exactly what their namesake says: they’re infections that don’t involve malicious files being downloaded or written to the system’s disk. While fileless infections are not necessarily fresh or uncommon, it presents a serious threat to enterprises and end users given its capability to build up privileges and persist in the system of interest to an attacker—all while staying under the radar. Contine reading