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January 12, 2021 13:48

Microsoft Patch Tuesday for Jan. 2021 — Snort rules and prominent vulnerabilities

By Jon Munshaw, with contributions from Asheer Malhotra. Microsoft released its monthly security update Tuesday, disclosing 83 vulnerabilities across its suite of products to kick-off 2021. There are only 10 critical vulnerabilities as part of this release, while there are two

January 11, 2021 11:00

Changes to Cisco Talos’ Content and Threat Category lists

Cisco Talos is happy to announce the upcoming changes to our Content and Threat Category lists. Our goal is to provide you with sufficient intelligence details to allow you to make informed decisions to protect your network without disrupting your organization’s productivity. The

January 7, 2021 13:52

Threat Source newsletter (Jan. 7, 2021)

Newsletter compiled by Jon Munshaw. Good afternoon, Talos readers and welcome to the first Threat Source newsletter of 2021. We hit the ground running already this year with a new Beers with Talos episode. It was recorded back in 2020, but the lessons regarding ransomware attac

January 7, 2021 10:31

Vulnerability Spotlight: Denial-of-service vulnerability in Rockwell Automation RSLinx

Alexander Perez-Palma of Cisco Talos discovered this vulnerability. Blog by Jon Munshaw. Cisco Talos recently discovered a denial-of-service vulnerability in the Ethernet/IP server functionality of Rockwell Automation RSLinx Classic. An attacker could exploit this vulnerability

January 6, 2021 09:00

A Deep Dive into Lokibot Infection Chain

Lokibot is one of the most well-known information stealers on the malware landscape. In this post, we'll provide a technical breakdown of one of the latest Lokibot campaigns. Talos also has a new script to unpack the dropper's third stage. The actors behind Lokibot usu

January 5, 2021 13:35

Vulnerability Spotlight: Multiple vulnerabilities in SoftMaker Office TextMaker

A Cisco Talos team member discovered these vulnerabilities. Blog by Jon Munshaw. Cisco Talos recently discovered multiple vulnerabilities in SoftMaker's TextMaker software. A user could trigger these vulnerabilities by opening an attacker-created, malicious document. An adve

January 5, 2021 12:22

Vulnerability Spotlight: Multiple vulnerabilities in Genivia gSOAP

A Cisco Talos team member discovered these vulnerabilities. Blog by Jon Munshaw. Cisco Talos recently discovered multiple vulnerabilities in various Genivia gSOAP toolkit plugins. These vulnerabilities could allow an attacker to carry out a variety of malicious activities, inclu

January 4, 2021 13:14

Beers with Talos Ep. #98: Why ransomware actors are (and aren’t) targeting health care

If iTunes and Google Play aren't your thing, click here. By Mitch Neff. Recorded early November 2020. This is an episode we recorded in early November but got pushed back in the end of year shuffle to make production schedules work. We’re happy to put this one out now with

December 21, 2020 17:38

2020: The year in malware

By Jon Munshaw. Nothing was normal in 2020. Our ideas of working from offices, in-person meetings, hands-on learning and basically everything else was thrown into disarray early in the year. Since then, we defenders have had to adapt. But so have workers around the globe, and th