Cisco Talos Intelligence Blog

May 25, 2023 14:05

It’s apparently hip to still be using Windows 7

Steam, the most popular video game storefront on PCs, only recently announced that it was ending support for Windows 7 and 8, and even then, it won’t be official until January.

May 25, 2023 08:05

Mercenary mayhem: A technical analysis of Intellexa's PREDATOR spyware

Commercial spyware use is on the rise, with actors leveraging these sophisticated tools to conduct surveillance operations against a growing number of targets. Cisco Talos has new details of a commercial spyware product sold by the spyware firm Intellexa (formerly known as Cytrox).

May 18, 2023 14:05

It’s really OK to take a break sometimes, especially in security

The work is always going to be there, whether you take a day or a week off. Unfortunately, the cybersecurity community at large is not going to stop cybercrime overnight.

May 15, 2023 08:05

Newly identified RA Group compromises companies in U.S. and South Korea with leaked Babuk source code

Cisco Talos recently discovered a new ransomware actor called RA Group that has been operating since at least April 22, 2023.

May 12, 2023 15:05

Threat Roundup for May 5 to May 12

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between May 5 and May 12. 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 key behavioral c

May 11, 2023 14:05

Threat Source newsletter (May 11, 2023) — So much for that ransomware decline

A ransomware attack on the city of Dallas, Texas is still disrupting many social services as of Wednesday, including hampering police communications and operations and potentially putting personal information at risk.

May 10, 2023 11:05

Vulnerability Spotlight: Authentication bypass, use-after-free vulnerabilities found in a library for the µC/OS open-source operating system

TALOS-2022-1680 (CVE-2022-41985) could allow an attacker to bypass the authentication protocol on the operating system, or cause a denial-of-service, by sending the targeted machine a specially crafted set of network packets.

May 10, 2023 08:05

New phishing-as-a-service tool “Greatness” already seen in the wild

Greatness incorporates features seen in some of the most advanced PaaS offerings, such as multi-factor authentication (MFA) bypass, IP filtering and integration with Telegram bots.

May 9, 2023 13:05

Microsoft Patch Tuesday for May 2023 — Fewest vulnerabilities disclosed in a month in three-plus years

One of the vulnerabilities is being actively exploited in the wild, according to Microsoft, the fourth month in a row in which this is the case.