Threat Roundup for November 15 to November 22

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Nov. 15 and Nov. 22. 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 characteristics...

Microsoft works with researchers to detect and protect against new RDP exploits

On November 2, 2019, security researcher Kevin Beaumont reported that his BlueKeep honeypot experienced crashes and was likely being exploited. Microsoft security researchers collaborated with Beaumont as well as another researcher, Marcus Hutchins, to investigate and analyze the crashes and...

Threat Roundup for October 11 to October 18

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Oct. 11 and Oct. 18. 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 characteristics...

Docker Containers Riddled with Graboid Crypto-Worm

The Docker cloud containerization technology is the target for a just-discovered cryptojacking worm dubbed Graboid. According to researchers at Palo Alto’s Unit 42, the worm, which looks to mine the Monero cryptocurrency, has infected more than 2,000 unsecured Docker Engine Community Edition host...

Threat Roundup for October 4 to October 11

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Oct. 4 and Oct. 11. 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 characteristics,...

Ubiquiti Networks Device Compromised

The remote Ubiquiti Networks Device might have been compromised by an attacker or a worm. Copyright C 2019 Greenbone Networks GmbH SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as...

CB TAU Threat Intelligence Notification: Qbot/Qakbot Attempts to Evade Detection By Overwriting Itself

Qbot, or Qakbot, is a banking trojan that has been seen in the wild for at least 10 years. Recent campaigns have been often delivered by exploit kits and weaponized documents delivered via context-aware phishing campaigns. Qbot has also been suspected of delivering MegaCortex ransomware. Many...

The 10 Most Common Attacks

This post is an excerpt from The Ultimate Cybersecurity Guide for the IT Professional. Common Attacks Today’s organizations face four main categories of adversaries. In order to fully defend against these four types, you must also understand what motivates them. This context will best position yo...

Threat Roundup for August 23 to August 30

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Aug. 23 and Aug. 30. 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 characteristics...

Threat Roundup for August 16 to August 23

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

Threat Roundup for August 2 to August 9

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Aug. 2 and Aug. 9. 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 characteristics,...

Protect against BlueKeep

Worms are the cause of many cyber headaches. They can easily replicate themselves to spread malicious malware to other computers in your network. As the field responders providing Microsoft enterprise customers with onsite assistance to serious cybersecurity threats, our Detection and Response Te...

Malicious Package

sdfjghlkfjdshlkjdhsfg is a malicious package, a worm. It spreads copies of its preinstall script and creates a new version after fetching all packages owned by the user...

Malicious Package

Overview All versions of sdfjghlkfjdshlkjdhsfg contain malicious code. The package is essentially a worm that fetches all packages owned by the user, adds a script to self-replicate as a preinstall script and publishes a new version. Recommendation Remove the package from your environment and...

Threat Roundup for June 28 to July 5

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between June 28 and July 5. 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 characteristics,...

Microsoft Pushes Azure Users to Patch Linux Systems

Microsoft is warning customers that some Azure installations are vulnerable to a recently-disclosed critical Linux Exim mail server flaw that is under active attack. The warning comes after a widespread worm campaign was disclosed on Friday, targeting a flaw in the Exim mail transport agent MTA,...

Millions of Linux Servers Under Worm Attack Via Exim Flaw

A widespread campaign is exploiting a vulnerability in the Exim mail transport agent MTA to gain remote command-execution on victims’ Linux systems. Researchers say that currently more than 3.5 million servers are at risk from the attacks, which are using a wormable exploit. Specifically under...

Prevent the impact of a Linux worm by updating Exim (CVE-2019-10149)

This week, MSRC confirmed the presence of an active Linux worm leveraging a critical Remote Code Execution RCE vulnerability, CVE-2019-10149, in Linux Exim email servers running Exim version 4.87 to 4.91. Microsoft Azure infrastructure and Services are not affected; only customer’s Linux IaaS...

Prevent the impact of a Linux worm by updating Exim (CVE-2019-10149)

This week, MSRC confirmed the presence of an active Linux worm leveraging a critical Remote Code Execution RCE vulnerability, CVE-2019-10149, in Linux Exim email servers running Exim version 4.87 to 4.91. Microsoft Azure infrastructure and Services are not affected; only customer’s Linux IaaS...

Prevent the impact of a Linux worm by updating Exim (CVE-2019-10149)

This week, MSRC confirmed the presence of an active Linux worm leveraging a critical Remote Code Execution RCE vulnerability, CVE-2019-10149, in Linux Exim email servers running Exim version 4.87 to 4.91. Microsoft Azure infrastructure and Services are not affected; only customer’s Linux IaaS...