Talos Takes

In the latest entry in the “Days of our Ransomware” series, Azim Khodjibaev joins Jon to talk about some recent ransomware drama. Dark web forums have been going nuts since Russia arrested and charged several alleged members of the REvil ransomware gang in January. Azim discusses how there’s been a power grab since those arrests, and we discuss what else it might take to shut down many of these wi...

Cisco Talos threat intelligence team and Cisco ThousandEyes went live on Talos’ social media platforms Friday to provide guidance on current cyberattacks and insight into internet activity in Ukraine. Both teams are actively monitoring the digital landscape and openly sharing essential findings to contribute to the safety of our customers globally. Many of our teams have set aside normal tasks, no...

Jon and Nick sit down for a few minutes to talk about U.S. President Joe Biden’s recent Executive Order on more heavily regulating cryptocurrency . For a primer on this episode, you can read a quick overview here . This episode pretty much sums it up as being a good thing for anyone who uses cryptocurrency legitimately, and bad for anyone who uses crypto to do anything illegal. We discuss how grea...

When most people think of the “Metaverse,” they may first think of the company Meta — the recently rebranded Facebook. After all, what other company would really want everyone taking meetings virtually using avatars while you share your cryptocurrency wallets and personal information with them? The Metaverse is actually much larger than this, though. So in this Talos Takes episode, we’re trying to...

We’re kicking off a new series of episodes called “Kenna 101” highlighting Cisco’s newest partner, Kenna Security . Kenna is a risk management platform for vulnerabilities that allows users to view what vulnerabilities exist in their environment and helps them create a plan for patching and mitigation. We’re starting things off with the CTO of Kenna, Ed Bellis, to talk about the basics of Kenna an...

It’s tax season! You know what that means — sadness, frustration and scams. Host Jon Munshaw sat down with Nick Biasini from the Talos Outreach team to talk about common tactics adversaries use around this “holiday” to try and spread malware, steal personal information and take users’ money. We talk about free security tools you can deploy to block these types of threats, common spam tactics to ke...

Continuing our “Kenna 101” series, Jon is joined this week by Jerry Gamblin, Kenna’s director of security research. Jerry is an expert at all things CVE’s, so we reflect on reading vulnerability reports and analyzing specific CVEs. We discuss if “severity” scores even really mean anything, and how to interpret a maximum 10/10 score versus an attacker vector or type of vulnerability.

Continuing the “Kenna 101” series over at Talos Takes, Ed Bellis re-joins the show to talk about patching and mitigation strategies. So far, we’ve talked about how to tell when you should take a CVE seriously. But what if there’s no patch for it? Or what if you have to patch 50 vulnerabilities in the same product? We talk about how Kenna can help security teams of all sizes prioritize their patchi...

BlackCat, BlackMatter, DarkSide, BlackByte…it’s too hard to keep up with all these ransomware group names these days. So we’re here to break down one of these groups, BlackCat, for you so you can figure out what makes them actually memorable. Aliza Berk from our Talos Threat Intelligence & Interdiction team joins Jon Munshaw this week to talk about BlackCat and their ransomware that’s recently...

On this week’s episode of Talos Takes, we’re bringing you the recording of last week’s live stream with Cisco Talos Incident Response. Beers with Talos’ own Liz Waddell hosted the first in our new “On Air” series with CTIR, where she and her fellow Talosians recapped the previous quarter’s top threats. They run through the malware families CTIR saw most in the field and discussed other trends that...

Kendall McKay joins Jon this week to discuss the Hive and Conti ransomware chats she and her colleagues recently reviewed. We obtained some leaked chats between these ransomware groups and some of their victims, showing us what communicating with an attacker is really like. Jon and Kendall discuss the negotiation process over a ransom payment and what else we learned from these chat logs.

See people, this is what happens when you finally let a panda drive a sports car! This week’s episode of Talos Takes covers the basics of MustangPanda, a Chinese state-sponsored actor we wrote about recently . Asheer Maholtra joins the show to go over his research into this group. Mainly, we discuss why this actor, despite being aligned with China, is targeting Russian government entities and orga...

The recently disclosed vulnerability in F5 BIG-IP took security Twitter by storm two weeks ago, and continues to make headlines now. It immediately prompted warnings from CISA and security researchers everywhere warning users to patch as soon as possible. Of course, it’s important to patch. But maybe we started panicking a little too early that this was going to be the next PrintNightmare. On this...

We’re doing something a bit different this week — it’s just Jon for a few minutes talking about Talos’ plans at the RSA Conference coming up next week. Catch up on our plans for the week and here about some special events we have planned. To stay up-to-date on the latest, follow us on Twitter . And if you prefer a written preview, read this week’s Threat Source newsletter .

Get ready for Cisco Live next week in Vegas with a quick primer on everything Talos has going on at the conference. We’re excited to be back in person interacting with customers and users. Jon has a complete rundown of the Talos space at the conference, some talk highlights and other things you should know before you go. For a complete agenda, check out the Cisco Live Session Catalog .

Jon reports live from the floor of Cisco Live U.S. this week. He interviewed several Talos speakers about their talks at Cisco Live and some of the major takeaways from conversations with users and customers this week.

Paul Eubanks joins this week’s episode of Talos Takes to look at his recent blog post on de-anonymizing ransomware groups on the whispers dark web. Paul and his team recently used several tactics to unmask several threat actors and disclosure their tactics to stay hidden. Jon interviews Paul about ransomware actors’ usual operations on the dark web, the specific tools and tactics he used and the p...

Chris Neal from Talos Outreach recently dove into a recent AvosLocker ransomware attack in the wild. This week, he joins the show to recap his major takeaways from this attack that other potential targets can learn from. He and Jon talk about the current ransomware-as-a-service landscape, the use of living-off-the-land binaries and other calling cards from this actor to keep an eye out for.

We go back to college this week with a Psychology 101 class. And today, we’re covering multi-factor authentication. Jon has Dave Lewis, one of Cisco Duo’s advisory CISOs, on the show to talk about the psychology behind using these apps and talking to users about implementing it across their environments. They discuss moving around the accept and reject buttons in the UI, how we communicate the ben...

Yes, this is the third time we’ve talked about Transparent Tribe on Talos Takes, you’re not going crazy. But they keep giving us reasons to bring them up! This time, Nick Biasini joins the show to discuss the latest evolution of this threat actor: The targeting of higher education institutions in India. Jon and Nick discuss why colleges are always a high-priority target and what this could mean fo...

Nate Pors joins the show this week to recap the recently released Cisco Talos Incident Response Quarterly Report. He and Jon recap the top attacker trends from the past quarter, including highlighting which types of attacks CTIR saw in the field and what new techniques adversaries are using. Topics discussed include the increased targeting of telecommunications companies, a decline in ransomware a...

It’s been a while since we re-visited our Malware 101 series. So we’re going back to class to learn about information-stealers. Aliza Johnson from the Talos Threat Intelligence & Interdiction team joins the show to talk about her recent research into and overview of infostealers . Although the name is pretty self-explanatory, this type of malware comes in many shapes and sizes for many purpose...

This week’s episode of Talos Takes is a special extra large edition. We’ve got the audio version of our recent Cisco Talos Incident Response On Air stream where some of our responders got together to discuss the past threats of the top quarter. Liz Waddell and other team members covered everything from recent ransomware actor drama, to the importance of saving logs and other tips they picked up ov...

Snort researcher and rule-writer Nick Mavis takes time out of his busy schedule to join us again this week. Nick recently published a research paper on the bevy of detection he wrote for Cobalt Strike, a tool attackers are increasingly using. Nick talks about his process of working on the paper, why Cobalt Strike has become so popular and what he learned during the research process.

We first brought you this episode in the Beers with Talos feedback in December. We’re uploading this to the Talos Takes feed for posterity now, and let’s face it, these holiday shopping reminders can apply to any time you’re shopping online.