Malware Risks Triple on WFH Networks: Experts Offer Advice

Home office networks are 3.5 times more likely than corporate networks to be infected by malware, according a report from BitSight. That statistic comes into sharp focus as the coronavirus pandemic forces companies to shift to a work-from-home workforce. Those home networks that remote workers ar...

Dark_Nexus Botnet Compromises Thousands of ASUS, D-Link Routers

A new botnet has compromised hundreds of ASUS, D-Link and Dasan Zhone routers over the past three months, as well as Internet of Things IoT devices like video recorders and thermal cameras. The botnet, called darknexus based on a string it prints in its banner, uses processes similar to previous...

Mukashi: A New Mirai IoT Botnet Variant Targeting Zyxel NAS Devices

A new version of the infamous Mirai botnet is exploiting a recently uncovered critical vulnerability in network-attached storage NAS devices in an attempt to remotely infect and control vulnerable machines. Called "Mukashi," the new variant of the malware employs brute-force attacks using differe...

Mukashi: A New Mirai IoT Botnet Variant Targeting Zyxel NAS Devices

A new version of the infamous Mirai botnet is exploiting a recently uncovered critical vulnerability in network-attached storage NAS devices in an attempt to remotely infect and control vulnerable machines. Called "Mukashi," the new variant of the malware employs brute-force attacks using differe...

Zyxel Flaw Powers New Mirai IoT Botnet Strain

In February, hardware maker Zyxel fixed a zero-day vulnerability in its routers and VPN firewall products after KrebsOnSecurity told the company the flaw was being abused by attackers to break into devices. This week, security researchers said they spotted that same vulnerability being exploited ...

New Mirai Variant 'Mukashi' Targets Zyxel NAS Devices

Another variant of the shape-shifting Mirai botnet is attacking Zyxel network-attached storage NAS devices using a critical vulnerability that was only recently discovered, according to security researchers. The variant, dubbed Mukashi, takes advantage of a pre-authentication command injection...

New Mirai Variant 'Mukashi' Targets Zyxel NAS Devices

Another variant of the shape-shifting Mirai botnet is attacking Zyxel network-attached storage NAS devices using a critical vulnerability that was only recently discovered, according to security researchers. The variant, dubbed Mukashi, takes advantage of a pre-authentication command injection...

PT-2020-1852

Name of the Vulnerable Software and Affected Versions ZyXEL NAS326 versions prior to V5.21AAZF.7C0 ZyXEL NAS520 versions prior to V5.21AASZ.3C0 ZyXEL NAS540 versions prior to V5.21AATB.4C0 ZyXEL NAS542 versions prior to V5.21ABAG.4C0 ZyXEL NSA210 affected versions not specified ZyXEL NSA220...

DDoS Mitigation Firm Founder Admits to DDoS

A Georgia man who co-founded a service designed to protect companies from crippling distributed denial-of-service DDoS attacks has pleaded to paying a DDoS-for-hire service to launch attacks against others. Tucker Preston, 22, of Macon, Ga., pleaded guilty last week in a New Jersey court to one...

Top 10 IoT Disasters of 2019

IoT Disasters 2019 Though more light was shed around insecure Internet of Things IoT devices in 2019 – consequently leading to more calls for regulation– connected devices themselves seemingly stayed just as insecure. From privacy concerns in smart home devices, to botnets evolving to launch...

Echobot IoT Botnet Casts a Wide Net with Raft of Exploit Additions

A variant of the Mirai Internet of Things IoT botnet known as “Echobot” has added 13 more vulnerability exploits to its bag of infiltration tricks, according to researchers. These target a range of devices, including routers, firewalls, IP cameras, server management utilities, a programmable logi...

DDoS attacks in Q3 2019

News overview This past quarter we observed a new DDoS attack that confirmed our earlier hypothesis regarding attacks through the Memcached protocol. As we surmised, the attackers attempted to use another, rather exotic protocol to amplify DDoS attacks. Experts at Akamai Technologies recently...

Are IoT Threats Discussed In The Cybercriminal Underground?

With IoT devices expected to reach tens of billions in the next few years, is it any wonder that cybercriminals are looking for ways to take advantage of this massive attack surface to generate illicit money? A number of Trend Micro researchers from around the globe decided to look into this and...

This Week in Security News: Ransomware Campaigns and Cryptocurrency Miners

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, learn about three different ransomware campaigns that caused havoc in different public sectors. Also, read how threat actors are infecting...

Imperva Blocks Our Largest DDoS L7/Brute Force Attack Ever (Peaking at 292,000 RPS)

Imagine you’re a developer building a new web application. You’ve followed all of the security best practices, hired a reputable penetration testing company before launch, and gone through extensive bug fixing to remove any vulnerabilities. However, would you be confident that your application...

Mirai Botnet Sees Big 2019 Growth, Shifts Focus to Enterprises

The infamous Mirai internet of things botnet is spiking in growth while changing up its tactics, techniques and procedures so far in 2019, to target more and more enterprise-level hardware, It’s a state of affairs that presents a greater concern than ever before given the ongong migration to the...

Latest ECHOBOT: 26 Infection Vectors

Introduction Since the release of the Mirai source code in October of 2016, there have been hundreds of variants. While publishing my own research, I noticed that Palo Alto Networks was also examining similar samples, and published their findings. Earlier...

This Week in Security News: Trickbots and Infected Containers

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, learn how a Trickbot attacked a school district’s networks and how infected cryptocurrency-mining containers target docker hosts with expose...

New Linux Malware ‘HiddenWasp’ Borrows from Mirai, Azazel

A new strain of malware targeting Linux systems has been identified by researchers. The malware, dubbed HiddenWasp, is believed to be used as part of a second-stage attack against already-compromised systems and is composed of a rootkit, trojan and deployment script. “The ratio of Linux threats h...

Egyptian DDoS Campaign Observations

Between March 19 and March 25, 2019, there was a very large amount of DDoS traffic sourced from a specific Egyptian Autonomous System ASN directed at Akamai Prolexic customers. It's worth noting this is an ASN we rarely see in our pre-attack, or top source IPs during active attacks. When it showe...