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September 30, 2019 10:41

Vulnerability Spotlight: Foxit PDF Reader JavaScript Array.includes remote code execution vulnerability

Aleksandar Nikolic of Cisco Talos discovered this vulnerability. Foxit PDF Reader contains a remote code execution vulnerability in its JavaScript engine. Foxit aims to be one of the most feature-rich PDF readers on the market, and contains many similar functions to that of Adob

September 27, 2019 10:22

Threat Roundup for September 20 to September 27

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Sept. 20 and Sept. 27. 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

September 26, 2019 16:07

Divergent: "Fileless" NodeJS Malware Burrows Deep Within the Host

Update (09/27/2019): Additional information regarding the malware interaction with various online advertisements has been included to highlight the click-fraud related network communications associated with Divergent.   Executive summary Cisco Talos recently discovered a new

September 26, 2019 13:53

Threat Source newsletter (Sept. 26)

Newsletter compiled by Jon Munshaw. Welcome to this week’s Threat Source newsletter — the perfect place to get caught up on all things Talos from the past week. An attacker known as “Tortoiseshell” is using a phony, malicious website to deliver malware. The site specifically t

September 26, 2019 11:22

Beers with Talos Ep. #62: Fifty shades of shady

Beers with Talos (BWT) Podcast episode No. 62 is now available. Download this episode and subscribe to Beers with Talos: If iTunes and Google Play aren't your thing, click here. Recorded Sept. 13, 2019 In one of our "rantier" episodes, the BWT crew dives into the

September 26, 2019 09:51

An in-depth look at cyber insurance: We sat down with risk expert, Cisco's Leslie Lamb

Y2K is known for being one of the most widespread times of panic in IT. It was generally thought that on Dec. 31, 1999, computers across the globe would shut down when they would fail to properly process that it would become the year 2000 the next day. It made headlines across t

September 24, 2019 10:24

How Tortoiseshell created a fake veteran hiring website to host malware

By Warren Mercer and Paul Rascagneres with contributions from Jungsoo An. Introduction Cisco Talos recently discovered a threat actor attempting to take advantage of Americans who may be seeking a job, especially military veterans. The actor, previously identified by Symantec a

September 20, 2019 15:16

Threat Roundup for September 13 to September 20

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Sept. 13 and Sept. 20. 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

September 19, 2019 14:00

Threat Source newsletter (Sept. 19, 2019)

Newsletter compiled by Jon Munshaw. Welcome to this week’s Threat Source newsletter — the perfect place to get caught up on all things Talos from the past week. We’re all still trying to shake off the summer. Gone are the early Fridays, beach vacations and days by the pool. Tu