Articles
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 bidirectional command and co…
Microsoft Patch Tuesday – October 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 63 new vulnerabilities with 28 of them rated critical and 35 rated important. These vulnerabilities impact Grap…
Vulnerability Spotlight: Arbitrary Code Execution Bugs in Simple DirectMedia Layer Fixed
Today, Talos is disclosing two vulnerabilities that have been identified in the Simple DirectMedia Layer library. Simple DirectMedia Layer (SDL) is a cross-platform development library designed for use in video playback software, emulators, and games by providing low level access to audio, keyboard,…
Vulnerability Spotlight: Multiple vulnerabilities in Computerinsel Photoline
These vulnerabilities are discovered by Piotr Bania of Cisco Talos. Today, Talos is releasing details of multiple vulnerabilities discovered within the Computerinsel GmbH PhotoLine image processing software. PhotoLine, developed by Computerinsel GmbH, is a well established raster and vector graphics…
Threat Round Up for Sept 22 – Sept 29
Today, Talos is publishing a glimpse into the most prevalent threats we’ve observed between September 22 and September 29. 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…
Banking Trojan Attempts To Steal Brazillion$
This post was authored by Warren Mercer, Paul Rascagneres and Vanja Svajcer Introduction Banking trojans are among some of the biggest threats to everyday users as they directly impact the user in terms of financial loss. Talos recently observed a new campaign specific to South America, namely Brazi…
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 group targeting the financi…
CCleaner Command and Control Causes Concern
This post was authored by Edmund Brumaghin, Earl Carter, Warren Mercer, Matthew Molyett, Matthew Olney, Paul Rascagneres and Craig Williams. Note: This blog post discusses active research by Talos into a new threat. This information should be considered preliminary and will be updated as research c…
CCleanup: A Vast Number of Machines at Risk
This post was authored by: Edmund Brumaghin, Ross Gibb, Warren Mercer, Matthew Molyett, and Craig Williams Introduction Supply chain attacks are a very effective way to distribute malicious software into target organizations. This is because with supply chain attacks, the attackers are relying on th…