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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

August 3, 2017

THREAT RESEARCH

Taking the FIRST look at Crypt0l0cker

1 min read

This post is authored by Matthew Molyett. Executive Summary In March, Talos reported on the details of Crypt0l0cker based on an extensive analysis I carried out on the sample binaries. Binaries — plural — because, as noted in the original blog, the Crypt0l0cker payload leveraged numerous executable files which shared the same codebase. Those executables had nearly identical […]

July 24, 2017

THREAT RESEARCH

Vulnerability Spotlight: FreeRDP Multiple Vulnerabilities

1 min read

Talos has discovered multiple vulnerabilities in the FreeRDP product. FreeRDP is a free implementation of the Remote Desktop Protocol (RDP) originally developed by Microsoft. RDP allows users to connect remotely to systems so they can be operated from afar. The open source nature of the FreeRDP library means that it is integrated into many commercial […]

July 21, 2017

THREAT RESEARCH

Threat Round-up for July 14 – July 21

1 min read

Today, Talos is publishing a glimpse into the most prevalent threats we’ve observed between July 14 and July 21. As with previous round-ups, this post isn’t meant to be an in-depth analysis. Instead, this post will summarize the threats we’ve observed by highlighting key behavior characteristics, indicators of compromise, and how our customers are automatically […]

July 19, 2017

THREAT RESEARCH

Vulnerabilities in ProcessMaker, WebFOCUS, and OpenFire Identified and Patched

1 min read

Today, Talos is disclosing several vulnerabilities that have been identified by Portcullis in various software products. All four vulnerabilities have been responsibly disclosed to each respective developer in order ensure they are addressed. In order better protect our customers, Talos has also developed Snort rules that detect attempts to exploit these vulnerabilities. Vulnerability Details TALOS-2017-0313 […]

July 20, 2017

THREAT RESEARCH

Vulnerability Spotlight: Multiple Vulnerabilities in CorelDRAW X8

1 min read

Today, Talos is disclosing several vulnerabilities that have been identified in CorelDRAW X8. CorelDRAW X8 is graphics suite used for manipulating raster and vector images and is a common alternative to Adobe Creative Cloud. Several of the vulnerabilities being disclosed today specifically affect PHOTO-PAINT X8, a raster graphics editor. Talos has responsibly disclosed this vulnerability […]

July 19, 2017

THREAT RESEARCH

Unravelling .NET with the Help of WinDBG

1 min read

This blog was authored by Paul Rascagneres and Warren Mercer. Introduction .NET is an increasingly important component of the Microsoft ecosystem providing a shared framework for interoperability between different languages and hardware platforms. Many Microsoft tools, such as PowerShell, and other administrative functions rely on the .NET platform for their functionality. Obviously, this makes .NET an enticing language […]

July 17, 2017

THREAT RESEARCH

PyREBox, a Python scriptable Reverse Engineering sandbox

1 min read

This post was authored by Xabier Ugarte Pedrero In Talos, we are continuously trying to improve our research and threat intelligence capabilities. As a consequence, we not only leverage standard tools for analysis, but we also focus our efforts on innovation, developing our own technology to overcome new challenges. Also, Talos has traditionally supported open-source […]

July 17, 2017

THREAT RESEARCH

Memcached – A Story of Failed Patching & Vulnerable Servers

1 min read

This blog authored by Aleksandar Nikolich and David Maynor with contributions from Nick Biasini Memcached – Not secure, Not Patched Fast Enough Recently high profile vulnerabilities in systems were used to unleash several global ransomware attacks that greatly impacted organizations. These types of vulnerabilities were previously patched and could have been addressed by organizations before […]

July 11, 2017

THREAT RESEARCH

Microsoft Patch Tuesday – July 2017

1 min read

Today, Microsoft has release their monthly set of security updates designed to address vulnerabilities. This month’s release addresses 54 vulnerabilities with 19 of them rated critical, 32 rated important, and 3 rated moderate. Impacted products include Edge, .NET Framework,  Internet Explorer, Office,  and Windows. Read More