Cisco Talos Blog

August 8, 2017 14:30

Microsoft Patch Tuesday - August 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 48 new vulnerabilities with 25 of them rated critical, 21 rated important, and 2 rated modera

August 4, 2017 13:01

Threat Round-up for July 28 - August 4

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between July 28 and August 04. 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 highlightin

August 3, 2017 11:35

Taking the FIRST look at Crypt0l0cker

This post is authored by Matthew Molyett. Executive Summary In March, Talos reported on the details of Crypt0l0cker based on an extensive analysis I carried out on the sample binaries. Binaries -- plural -- because, as noted in the original blog, the Crypt0l0cker payload levera

July 21, 2017 12:34

Threat Round-up for July 14 - July 21

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between July 14 and July 21. 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

July 19, 2017 12:13

Vulnerabilities in ProcessMaker, WebFOCUS, and OpenFire Identified and Patched

Today, Talos is disclosing several vulnerabilities that have been identified by Portcullis in various software products. All four vulnerabilities have been responsibly disclosed to each respective developer in order ensure they are addressed. In order better protect our customers

June 23, 2017 15:55

Threat Round-up for June 16 - June 23

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between June 16 and June 23. 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

June 21, 2017 17:00

Player 1 Limps Back Into the Ring - Hello again, Locky!

This post was authored by Alex Chiu, Warren Mercer, and Jaeson Schultz.  Sean Baird and Matthew Molyettcontributed to this post. Back in May, the Necurs spam botnet jettisoned Locky ransomware in favor of the new Jaff ransomware variant. However, earlier this month Kaspersky dis

June 19, 2017 05:41

BASS - BASS Automated Signature Synthesizer

This blog post was authored by Jonas Zaddach and Mariano Graziano. Executive Summary Given the rapid pace of change in the threat landscape with new threats emerging and existing ones evolving, there are bound to be challenges defenders face. These challenges can manifest in m

June 9, 2017 14:41

Threat Round-up for June 2 - June 9

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between June 02 and June 09. 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