Virus Top Twenty for September 2003

In this report Kaspersky researchers provide an analysis of the previously unknown HrServ web shell, which exhibits both APT and crimeware features and has likely been active since 2021.

Asian APT groups target various organizations from a multitude of regions and industries. We created this report to provide the cybersecurity community with the best-prepared intelligence data to effectively counteract Asian APT groups.

We unveil a Lazarus campaign exploiting security company products and examine its intricate connections with other campaigns