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November 14, 2017 14:54

Microsoft Patch Tuesday - November 2017

Microsoft has released its monthly set of security advisories for vulnerabilities that have been identified and addressed in various products. This month's advisory release addresses 53 new vulnerabilities with 19 of them rated critical, 31 of them rated important and 3 of th

November 13, 2017 10:43

Vulnerability Spotlight: Multiple Vulnerabilities in Foscam C1 Indoor HD Cameras

These vulnerabilities were discovered by Claudio Bozzato of Cisco Talos. Executive Summary The Foscam C1 Indoor HD Camera is a network-based camera that is marketed for use in a variety of applications, including use as a home security monitoring device. Talos recently identifi

November 2, 2017 11:55

Poisoning the Well: Banking Trojan Targets Google Search Results

This blog post was authored by Edmund Brumaghin, Earl Carter and Emmanuel Tacheau.   Summary It has become common for users to use Google to find information that they do not know. In a quick Google search you can find practically anything you need to know. Links returned by

October 11, 2017 12:11

Spoofed SEC Emails Distribute Evolved DNSMessenger

This post was authored by Edmund Brumaghin, Colin Grady, with contributions from Dave Maynor and @Simpo13. Executive Summary Cisco Talos previously published research into a targeted attack that leveraged an interesting infection process using DNS TXT records to create a bidir

September 27, 2017 13:38

FIN7 Group Uses JavaScript and Stealer DLL Variant in New Attacks

This post was authored by Michael Gorelik and Josh Reynolds Executive Summary Throughout this blog post we will be detailing a newly discovered RTF document family that is being leveraged by the FIN7 group (also known as the Carbanak gang) which is a financially-motivated grou

September 20, 2017 17:57

CCleaner Command and Control Causes Concern

Introduction Talos recently published a technical analysis of a backdoor which was included with version 5.33 of the CCleaner application. During our investigation we were provided an archive containing files that were stored on the C2 server. Initially, we had concerns about th

September 18, 2017 03:51

CCleanup: A Vast Number of Machines at Risk

Update 9/18: CCleaner Cloud version 1.07.3191 is also reported to be affected Update 9/19: This issue was discovered and reported by both Morphisec and Cisco in separate in-field cases and reported separately to Avast. Update 9/19: There has been some confusion on how the DGA do

August 31, 2017 11:05

Back to Basics: Worm Defense in the Ransomware Age

This post was authored by Edmund Brumaghin "Those who cannot remember the past are condemned to repeat it." - George Santayana The Prequel In March 2017, Microsoft released a security update for various versions of Windows, which addressed a remote code execution vu

July 17, 2017 10:35

Memcached - A Story of Failed Patching & Vulnerable Servers

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 organiza