Blog
Recent
May 24, 2019 13:49

Threat Roundup for May 17 to May 24

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between May 17 and May 24. 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 ke

May 23, 2019 16:24

One year later: The VPNFilter catastrophe that wasn't

Cisco Talos first disclosed the existence of VPNFilter on May 23, 2018. The malware made headlines across the globe, as it was a sophisticated piece of malware developed by a nation state, infecting half a million devices, and poised to cause havoc. Yet the attack was averted. T

May 23, 2019 11:10

Sorpresa! JasperLoader targets Italy with a new bag of tricks

Nick Biasini and Edmund Brumaghin authored this blog post. Executive summary Over the past few months, a new malware loader called JasperLoader has emerged that targets Italy and other European countries with banking trojans such as Gootkit. We recently released a comprehensi

May 21, 2019 08:49

Talos releases coverage for 'wormable' Microsoft vulnerability

Last night, Cisco Talos released the latest SNORT® rule update, which includes coverage for the critical Microsoft vulnerability CVE-2019-0708. The company disclosed this vulnerability last week as part of its monthly security update. This particular bug exists in Remote Desktop

May 20, 2019 11:00

Recent MuddyWater-associated BlackWater campaign shows signs of new anti-detection techniques

By Danny Adamitis, David Maynor, and Kendall McKay. Cisco Talos assesses with moderate confidence that a campaign we recently discovered called "BlackWater" is associated with suspected persistent threat actor MuddyWater. Newly associated samples from April 2019 indica

May 16, 2019 14:16

Vulnerability Spotlight: Multiple vulnerabilities in Wacom Update Helper

Tyler Bohan of Cisco Talos discovered these vulnerabilities. Executive summary There are two privilege escalation vulnerabilities in the Wacom update helper. The update helper is a utility installed alongside the macOS application for Wacom tablets. The application interacts w