Black Hat 2020: Linux Spyware Stack Ties Together 5 Chinese APTs

A stack of Linux backdoor malware used for espionage, compiled dynamically and customizable to specific targets, is being used as a shared resource by five different Chinese-language APT groups, according to researchers. According to an analysis from BlackBerry released at Black Hat 2020 on...

Medium: dnsmasq

Issue Overview: A flaw was found in the default configuration of dnsmasq, as shipped with Fedora and Red Hat Enterprise Linux, where it listens on any interface and accepts queries from addresses outside of its local subnet. In particular, the option local-service is not enabled. Running dnsmasq ...

Updated dnsmasq packages fix security vulnerability

Updated dnsmasq package fix insecure default configuration potentially making it an open resolver CVE-2020-14312. In its default configuration, dnsmasq listen and answer query from any address even outside of the local subnet. Thus, it may inadvertently become an open resolver which might be used...

Large, Complex DDoS Attacks on the Rise in 2020

While we've highlighted both record PPS and BPS attacks mitigated on the Akamai Prolexic Platform over the past few weeks, these attacks are part of a broader trend of increasingly large and complex DDoS activity. We have seen clear indications across the industry of high-water mark DDoS attacks...

Large, Complex DDoS Attacks on the Rise in 2020

While we've highlighted both record PPS and BPS attacks mitigated on the Akamai Prolexic Platform over the past few weeks, these attacks are part of a broader trend of increasingly large and complex DDoS activity. We have seen clear indications across the industry of high-water mark DDoS attacks...

Imperva Shields Against Windows DNS Server RCE Vulnerability (CVE-2020-1350)

Recently, Check Point researchers found a 17-year-old high-profile flaw, SIGRed CVE-2020-1350. The flaw is a wormable, critical vulnerability in the Windows DNS server, and can be triggered by a malicious DNS response. On a zero to 10 scale, this vulnerability has received a CVSS base score of 10...

The Anatomy of Massive Application Layer DDoS Attacks

During 2020 between June 18 and June 24 Imperva mitigated massive 200K RPS Request Per Second attacks on a daily basis. Here at Imperva we investigate major attacks we mitigated in order to gain a better understanding of their anatomy and allow for smarter mitigation. In this blog post we’ll...

This Week in Security News: Trend Micro Research Discovers Cybercriminal Turf War on Routers and a Massive Twitter Breach Compromises Some of the World’s Most Prominent Accounts

Welcome to our weekly roundup, where we share what you need to know about the cybersecurity news and events that happened over the past few days. This week, read about Trend Micro’s report on the botnet battle for IoT territory and how attacker groups are trying to gain control of vulnerable...

‘DDoS-For-Hire’ Is Fueling a New Wave of Attacks

Turf wars are heating up over the routers that fuel distributed denial of service attacks—and cybermercenaries are running rampant...

DDoS Protection for Networks: Combatting Local Preference from ISPs

One of the most common issues we have seen when onboarding customers to our DDoS Protection for Networks service is when a customer’s ISP implements a high local preference. This prevents the Internet from recognizing that Imperva is the best path. Local Preference Local preference is one of the...

Why should you worry about DNS attacks?

Domain Name System DNS is a very basic protocol and service that enables Internet users and network devices to discover websites using human-readable hostnames instead of numeric IP addresses. This article provides a detailed explanation of how DNS works. If the DNS service is attacked or doesn’t...

CVE-2020-14312

A flaw was found in the default configuration of dnsmasq, as shipped with Fedora and Red Hat Enterprise Linux, where it listens on any interface and accepts queries from addresses outside of its local subnet. In particular, the option local-service is not enabled. Running dnsmasq in this manner m...

A week in security (June 22 – 28)

Last week on Malwarebytes Labs, we provided a zero-day guide for 2020 featuring recent attacks and advanced preventive techniques, and we learned how to cough in the face of scammers, offering security tips for the 2020 tax season. We also looked at a web skimmer hiding within EXIF metadata that...

DDoS Protection for Networks: Divert Traffic Using More Specific Routing

In our previous blog post, we talked about AS autonomous system prepending, but sometimes a customer might have restrictions that would not allow them to use AS prepending. If the customer owned more than a less specific prefix, for example /23 prefix, they could advertise a more specific route...

Lucifer malware infects Windows & launch DDoS attack using NSA exploits

By Waqas Lucifer malware is capable of launching DDoS attacks and... This is a post from HackRead.com Read the original post: Lucifer malware infects Windows & launch DDoS attack using NSA exploits...

Mainstream European bank hit by largest ever PPS based DDoS attack

By Waqas The DDoS attack on the bank was recorded in packets-per-second Pps and... This is a post from HackRead.com Read the original post: Mainstream European bank hit by largest ever PPS based DDoS attack...

Satori Botnet Creator Sentenced to 13 Months in Prison

A 22-year-old man has been sentenced to more than a year in prison for developing Mirai botnet variants that compromised hundreds of thousands of devices worldwide. The man, Kenneth Currin Schuchman, of Vancouver, Wash., was sentenced to 13 months in prison after pleading guilty to creating and...

'Satori' IoT DDoS Botnet Operator Sentenced to 13 Months in Prison

The United States Department of Justice yesterday sentenced a 22-year-old Washington-based hacker to 13 months in federal prison for his role in creating botnet malware, infecting a large number of systems with it, and then abusing those systems to carry out large scale distributed...

New Charges, Sentencing in Satori IoT Botnet Conspiracy

The U.S. Justice Department today charged a Canadian and a Northern Ireland man for allegedly conspiring to build botnets that enslaved hundreds of thousands of routers and other Internet of Things IoT devices for use in large-scale distributed denial-of-service DDoS attacks. In addition, a...

Largest Ever Recorded Packet Per Second-Based DDoS Attack Mitigated by Akamai

On June 21, 2020, Akamai mitigated the largest packet per second PPS distributed denial-of-service DDoS attack ever recorded on the Akamai platform. The attack generated 809 million packets per second Mpps, targeting a large European bank. We believe this is a new industry record for PPS-focused...