BWT EP5 - It Has Been 0-days Since This Term was Abused

Beers with Talos Episode 5 "It Has Been 0-days Since This Term was Abused" is now availableListen here:Listen via iTunesListen directly on the Talos Podcasts page.Episode Notes:The crew talks about the potential of Samba echoing WannaCry and blocking SMB ports but you already did that, RIGHT?. We...

Threat Round-up for May 19 - May 26

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between May 19 and May 26. 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,...

Samba Vulnerability: Dancing Its Way to a Network Near You

OverviewToday, a new vulnerability affecting the widely used Samba software was released. Samba is the SMB/CIFS protocol commonly used in NIX operating systems. CVE-2017-7494 has the potential to impact many systems around the world. This vulnerability could allow a user to upload a shared librar...

File2pcap - The Talos Swiss Army Knife of Snort Rule Creation

This post was authored by Martin Zeiser with contributions by Joel EslerAt Talos we are constantly on the lookout for threats to our customers networks, and part of the protection process is creating Snort rules for the latest vulnerabilities in order to detect any attacks.To improve your...

Modified Zyklon and plugins from India

IntroductionStreams of malicious emails Talos inspects every day usually consist of active spamming campaigns for various ransomware families, phishing campaigns and the common malware family suspects such as banking Trojans and bots.. It is however often more interesting to analyze campaigns...

Cisco Coverage for Adylkuzz, Uiwix, and EternalRocks

When the WannaCry attack was launched a little over a week ago, it was one of the first large scale attacks leveraging the data that was leaked by the Shadow Brokers. At the time the real concern was how quickly we would begin to see other threats leverage the same vulnerabilities. Over the past...

Terror Evolved: Exploit Kit Matures

This post is authored by Holger Unterbrink and Emmanuel Tacheau Executive SummaryTalos is monitoring the major Exploit KitsEK on an ongoing basis. While investigating the changes we recently observed in the RIG EK campaigns, we identified another well known candidate: Terror Exploit Kit.Terror EK...

Beers with Talos Podcast Now Available

The first episodes of Beers with Talos are now available on iTunes and directly on talosintelligence.com/podcasts.When Talos decided to make a threat intelligence podcast, we wanted to make it different than your typical buttoned down, subdued security podcast. The BWT crew: Craig, Joel, a...

Arbitrary Code Execution Vulnerabilities in MuPDF Identified and Patched

Talos is disclosing the presence of two vulnerabilities in the Artifex MuPDF renderer. MuPDF is a lightweight PDF parsing and rendering library featuring high fidelity graphics, high speed, and compact code size which makes it a fairly popular PDF library for embedding in different projects,...

Player 3 Has Entered the Game: Say Hello to 'WannaCry'

This post was authored by Martin Lee, Warren Mercer, Paul Rascagneres, and Craig Williams.Executive SummaryA major ransomware attack has affected many organizations across the world reportedly including Telefonica in Spain, the National Health Service in the UK, and FedEx in the US. The malware...

Threat Round-up for May 05 - May 12

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between May 05 and May 12. 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,...

Jaff Ransomware: Player 2 Has Entered The Game

This post was written by Nick Biasini, Edmund Brumaghin and Warren Mercer with contributions from Colin GradySummaryTalos is constantly monitoring the email threat landscape and tracking both new threats as well as changes to existing threats. We recently observed several large scale email...