TALOS

Jaewon Min of Cisco Talos discovered these vulnerabilities. Blog by Jon Munshaw.  Cisco Talos recently discovered an out-of-bounds read vulnerability in the ESTsecurity Corp.’s Alyac antivirus software that could cause a denial-of-service condition.   If successful, an attacker could... [[ This is only the beginning! Please visit the blog for the complete entry ]]

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between April 29 and May 6. As with previous roundups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavioral characteristics,... [[ This is only the beginning! Please visit the blog for the complete entry ]]

By Jon Munshaw.  Welcome to this week’s edition of the Threat Source newsletter.  Emotet made headlines last week for being “back” after a major international law enforcement takedown last year. But I’m here to argue that Emotet never left, and honestly, I’m not sure it ever... [[ This is only the beginning! Please visit the blog for the complete entry ]]

By Jung soo An, Asheer Malhotra and Justin Thattil, with contributions from Aliza Berk and Kendall McKay. In February 2022, corresponding roughly with the start of the Russian Invasion of Ukraine, Cisco Talos began observing the China-based threat actor Mustang Panda conducting phishing campaigns... [[ This is only the beginning! Please visit the blog for the complete entry ]]

As part of Cisco Talos’ continuous efforts to learn more about the current ransomware landscape, we recently examined a trove of chat logs between the Conti and Hive ransomware gangs and their victims.  Ransomware-as-a-service groups have exploded in popularity over the past few years, with... [[ This is only the beginning! Please visit the blog for the complete entry ]]

Emmanuel Tacheau of Cisco Talos discovered these vulnerabilities. Blog by Jon Munshaw.  Cisco Talos recently discovered two new vulnerabilities in Accusoft ImageGear.  The ImageGear library is a document-imaging developer toolkit that allows users to create, edit, annotate and convert... [[ This is only the beginning! Please visit the blog for the complete entry ]]

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between April 22 and April 29. As with previous roundups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavioral... [[ This is only the beginning! Please visit the blog for the complete entry ]]

By Jon Munshaw.  Welcome to this week’s edition of the Threat Source newsletter that’s going to be a little different, but bear with me.  In honor of the NFL Draft starting this evening — an event that Cisco is helping to secure — I thought it’d be appropriate to look at building a... [[ This is only the beginning! Please visit the blog for the complete entry ]]

Ransomware continues as the top threat, while a novel increase in APT activity emerges By Caitlin Huey. Ransomware was still the top threat Cisco Talos Incident Response (CTIR) saw in active engagements this quarter, continuing a trend that started in 2020. As mentioned in the 2021... [[ This is only the beginning! Please visit the blog for the complete entry ]]

How this Talos team member’s love of true crime led to a life in cybersecurity  By Jon Munshaw.  Liz Waddell is usually there on someone’s worst day of their professional lives.  Chief technology officers and chief information security officers can hope all they want that the... [[ This is only the beginning! Please visit the blog for the complete entry ]]