This blog post was authored by Jakob Dohrmann, David Rodriguez, and Jaeson Schultz. The Cisco Talos and Umbrella research teams are deploying a distributed hailstorm detection system which brings together machine learning, stream processing of DNS
Vulnerability discovered by Tyler Bohan Overview Talos is disclosing a series of vulnerabilities in Joyent SmartOS, specifically in the Hyprlofs filesystem. SmartOS is an open source hypervisor that is based on a branch of Opensolaris. Hyperlofs is a
This post authored by Nick Biasini and Edmund Brumaghin with contributions from Sean Baird and Andrew Windsor. Executive Summary Talos is continuously analyzing email based malware always looking at how adversaries change and the new techniques that
This post authored by Nick Biasini Talos is constantly monitoring the threat landscape including the email threat landscape. Lately this landscape has been dominated with Locky distribution. During a recent Locky vacation Talos noticed an interesting
Talos is releasing an advisory for a remote denial of service attack vulnerability in Microsoft Windows 10 AHCACHE.SYS. An attacker can craft a malicious portable executable file, which if accessed causes AHCACHE.SYS to attempt to access out of scope
This post was authored by Nick Biasini Over the last six months the exploit kit landscape has seen some major changes. These changes began with Nuclear ceasing operations in April/May and arrests in Russia coinciding with the end of Angler in June.
Vulnerability discovered by Aleksandar Nikolic of Talos. Talos has identified an information disclosure vulnerability in Foxit PDF Reader (TALOS-2016-0201/CVE-2016-8334). A wrongly bounded call to `memcpy`, while parsing jbig2 segments within a PDF
As groups around the world continue the conversation around cybersecurity – we’re at the midway point of National Cyber Security Awareness Month (#NCSAM) in the U.S. and European Cyber Security...
Locky has continued to evolve since its inception in February 2016. This has made it difficult to track at times due to changes in the way in which it’s distributed as well as various characteristics of the malware itself.