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Talos Group

Talos Security Intelligence & Research Group

The Talos Security Intelligence and Research Group (Talos) is made up of leading threat researchers supported by sophisticated systems to create threat intelligence for Cisco products that detects, analyzes and protects against both known and emerging threats. Talos maintains the official rule sets of Snort.org, ClamAV, SenderBase.org and SpamCop. This blog profile is managed by multiple authors with expertise that spans software development, reverse engineering, vulnerability triage, malware investigation and intelligence gathering.

Talos is the primary team that contributes threat information to the Cisco Collective Security Intelligence (CSI) ecosystem. Cisco CSI is shared across multiple security solutions and provides industry-leading security protections and efficacy. In addition to threat researchers, CSI is driven by intelligence infrastructure, product and service telemetry, public and private feeds and the open source community.

Articles

November 6, 2018

THREAT RESEARCH

CyberVets U.S.A.: The Mission After Transition

Christopher Marshall, a veteran of the U.S. Navy, currently serves as Director of Cybersecurity Research for Cisco Talos Intelligence Group. As a veteran of the U.S. Navy, I’ve had the opportunity to use some of the greatest technology this country has to offer — from night vision goggles, to therma…

November 5, 2018

THREAT RESEARCH

Persian Stalker pillages Iranian users of Instagram and Telegram

State-sponsored actors have a number of different techniques at their disposal to remotely gain access to social media and secure messaging applications. Starting in 2017 and continuing through 2018, Cisco Talos has seen different techniques being used to attack users and steal their private informa…

November 2, 2018

THREAT RESEARCH

Threat Roundup for October 26 to November 2

Today, as we do every week, Talos is giving you a glimpse into the most prevalent threats we’ve observed this week — covering the dates between Oct. 26 and Nov. 02. As with previous roundups, this post isn’t meant to be an in-depth analysis. Instead, we will summarize the threats we’ve observed by h…

November 1, 2018

THREAT RESEARCH

Talos Vulnerability Deep Dive – TALOS-2018-0636 / CVE-2018-3971 Sophos HitmanPro.Alert vulnerability

Overview Sophos patched two vulnerabilities in Sophos HitmanPro.Alert on Thursday. We publicly disclosed these issues last week here, Cisco Talos will show you the process of developing an exploit for one of these bugs. We will take a deep dive into TALOS-2018-0636/CVE-2018-3971 to show you the expl…

October 31, 2018

THREAT RESEARCH

Vulnerability Spotlight: Multiple Vulnerabilities in Yi Technology Home Camera

Vulnerabilities Discovered by Lilith [x_x] of Cisco Talos. Overview Cisco Talos is disclosing multiple vulnerabilities in the firmware of the Yi Technology Home Camera. In order to prevent the exploitation of these vulnerabilities, Talos worked with Yi Technology to make sure a newer version of the…

October 31, 2018

THREAT RESEARCH

Anatomy of a sextortion scam

Since this July, attackers are increasingly spreading sextortion-type attacks across the internet. Cisco Talos has been investigating these campaigns over the past few months. In many cases the spammers harvested email addresses and passwords from a publicly available data breach, and then used this…

October 30, 2018

THREAT RESEARCH

Talos Vulnerability Discovery Year in Review – 2018

Introduction Cisco Talos’ Vulnerability Discovery Team investigates software and operating system vulnerabilities in order to discover them before malicious threat actors. We provide this information to vendors so that they can create patches and protect their customers as soon as possible. We…

October 29, 2018

THREAT RESEARCH

GPlayed younger brother is a banker and targets Russian banks

Cisco Talos published its findings on a new Android trojan known as “GPlayed” on Oct. 11. At the time, we wrote that the trojan seemed to be in the testing stages of development, based on the malware’s code patterns, strings and telemetry visibility. Since then, we discovered that…

October 26, 2018

THREAT RESEARCH

Threat Roundup for October 19-26

Today, as we do every week, Talos is giving you a glimpse into the most prevalent threats we’ve observed this week — covering the dates between Oct. 19 and 26. As with previous roundups, this post isn’t meant to be an in-depth analysis. Instead, we will summarize the threats we’ve observed by highli…