Protecting Your Microsoft IIS Servers Against Malware Attacks

Microsoft Internet Information Services (IIS) is a web server software package designed for Windows Server. Organizations commonly use Microsoft IIS servers to host websites, files, and other content on the web. Threat actors increasingly target these Internet-facing resources as low-hanging fruit for finding and exploiting vulnerabilities that facilitate access to IT environments.  Recently, a

N. Korean Lazarus Group Targets Microsoft IIS Servers to Deploy Espionage Malware

The infamous Lazarus Group actor has been targeting vulnerable versions of Microsoft Internet Information Services (IIS) servers as an initial breach route to deploy malware on targeted systems. The findings come from the AhnLab Security Emergency response Center (ASEC), which detailed the advanced persistent threat's (APT) continued abuse of DLL side-loading techniques to run arbitrary payloads

Malicious IIS Extensions Gaining Popularity Among Cyber Criminals for Persistent Access

Threat actors are increasingly abusing Internet Information Services (IIS) extensions to backdoor servers as a means of establishing a "durable persistence mechanism." That's according to a new warning from the Microsoft 365 Defender Research Team, which said that "IIS backdoors are also harder to detect since they mostly reside in the same directories as legitimate modules used by target

Wormable Windows HTTP hole – what you need to know

One bug in the January 2022 Patch Tuesday list is getting lots of attention: "HTTP Protocol Stack Remote Code Execution Vulnerability".