SecureWorld News

MAY 16, 2024

Through the CCC, the NSA is sharing its extensive knowledge, threat intelligence, and advanced cybersecurity capabilities directly with organizations across sectors like technology, energy, finance, and more. And judging by the enthusiastic response so far, the CCC's services are poised to be in high demand.

Cybersecurity 90

Cybersecurity Small Business DNS Cyber threats 90

Krebs on Security

APRIL 9, 2024

Microsoft today released updates to address 147 security holes in Windows, Office , Azure ,NET Framework , Visual Studio , SQL Server , DNS Server , Windows Defender , Bitlocker , and Windows Secure Boot. “BlackLotus can bypass functionality called secure boot, which is designed to block malware from being able to load when booting up.

DNS 241

DNS Social Engineering Malware Media 241

SecureList

DECEMBER 18, 2020

For instance, before making the first internet connection to its C2s, the Sunburst malware lies dormant for a long period, of up to two weeks, which prevents an easy detection of this behavior in sandboxes. In the initial phases, the Sunburst malware talks to the C&C server by sending encoded DNS requests. avsvmcloud[.]com”

DNS 74

DNS Telecommunications Malware Encryption 74

Krebs on Security

AUGUST 2, 2022

Compounding the problem, several remaining malware-based proxy services have chosen to block new registrations to avoid swamping their networks with a sudden influx of customers. com , a malware-based proxy network that has been in existence since at least 2010. Last week, a seven-year-old proxy service called 911[.]re

Malware 256

Malware Cybercrime Internet Internet 256

eSecurity Planet

JUNE 1, 2023

DMARC builds upon the Sender Policy Framework (SPF) and the DomainKeys Identified Message (DKIM) technologies to add security and instructions for a specific domain. A DMARC policy is included in a DNS record for a given domain, enabling the sender to specify if messages are protected by SPF or DKIM. How Does DMARC Work?

Technology 72

Technology Authentication DNS Phishing 72

The Last Watchdog

JUNE 1, 2021

The attackers can also use it for installing malware programs on the victim’s system. The Pharming attacks are carried out by modifying the settings on the victim’s system or compromising the DNS server. In this method of manipulating DNS, the attackers infiltrate the victim’s device and change the local host file.

DNS 214

DNS Phishing Social Engineering Cyber Attacks 214

Security Affairs

JUNE 28, 2022

Researchers from Black Lotus Labs, the threat intelligence division of Lumen Technologies , have discovered a new remote access trojan (RAT) called ZuoRAT, which targets small office/home office (SOHO) devices of remote workers during COVID-19 pandemic. The malware was designed to target routers from ASUS, Cisco, DrayTek, and NETGEAR.

Malware 92

Malware DNS Hacking Technology 92

Security Affairs

SEPTEMBER 21, 2022

Russia-linked APT group Sandworm has been observed impersonating telecommunication providers to target Ukrainian entities with malware. Russia-linked cyberespionage group Sandworm has been observed impersonating telecommunication providers to target Ukrainian entities with malware. ” reads the report published by Recorded Future.

Malware 82

Malware Telecommunications DNS Hacking 82

Krebs on Security

JANUARY 22, 2019

Your Web browser knows how to find a Web site name like example.com thanks to the global Domain Name System (DNS), which serves as a kind of phone book for the Internet by translating human-friendly Web site names (example.com) into numeric Internet address that are easier for computers to manage. ” SAY WHAT? domaincontrol.com.

DNS 235

DNS Internet Internet Computers and Electronics 235

Malwarebytes

JULY 14, 2022

Securing that many endpoints can get really complex, really fast, especially when you consider that the common wisdom that Macs don’t get malware simply isn’t true: in fact, the number of malware detections on Mac jumped 200% year-on-year in 2021. And it’s not just malware you have to worry about with your Mac endpoints.

DNS 99

DNS Adware Malware Antivirus 99

Security Boulevard

MARCH 6, 2024

Since bad actors need to communicate back to their C2, digital exhaust often takes the form of DNS records , which if monitored properly allows organizations to detect anomalous patterns and stop the communications, and thus the breach, before the criminals can do any major harm. That's where technologies like protective DNS come in.

DNS 86

DNS Phishing Data breaches Cyber threats 86

SecureList

DECEMBER 14, 2023

During an incident response performed by Kaspersky’s Global Emergency Response Team ( GERT ) and GReAT, we uncovered a novel multiplatform threat named “NKAbuse” The malware utilizes NKN technology for data exchange between peers, functioning as a potent implant, and equipped with both flooder and backdoor capabilities.

Malware 105

Malware Architecture DNS DDOS 105

Security Boulevard

JUNE 22, 2023

Securing SMB Success: The Indispensable Role of Protective DNS Cyber attacks pose as much risk to small and medium-sized businesses (SMBs) as they do to large organizations — if not more. Implementing a Domain Name Service (DNS) security solution is the most efficient way to protect your business against a wide variety of attacks.

DNS 59

DNS Small Business Cyber Attacks Antivirus 59

Security Affairs

JULY 15, 2020

Security researchers discovered another malware family delivered through tax software that some businesses operating in China are required to install. Security researchers at Trustwave have discovered another malware family delivered through tax software that Chinese banks require companies operating in the country to install.

Software 82

Software Malware Banking Advertising 82

Malwarebytes

DECEMBER 1, 2023

For a “normal” connection to a website, a Domian Name System (DNS) finds the IP address for the requested domain name. As I explained in the blog DNS hijacks: what to look for , DNS is the phonebook of the internet to the effect that the input is a name and the output is a number.

DNS 83

DNS Internet Internet Encryption 83

SecureList

DECEMBER 6, 2023

Illegally distributed software historically has served as a way to sneak malware onto victims’ devices. Contents of the malware script A look at the script code reveals that the /Contents/Resources/ directory contains two suspicious files in addition to the cracked application resources: WindowServer and p.plist.

Software 85

Software DNS Malware Mobile 85

SecureList

JANUARY 22, 2024

We recently caught sight of a new, hitherto unknown, macOS malware family that was piggybacking on cracked software. With this URL, the sample made a request to a DNS server as an attempt to get a TXT record for the domain. The threat proved far more potent than an unauthorized proxy server installation.

Software 102

Software Computers and Electronics DNS Malware 102

Cisco Security

NOVEMBER 3, 2022

Cisco provided automated malware analysis, threat intelligence, DNS visibility and Intrusion Detection; brought together with SecureX. The goal of the RSAC SOC is to use technology to educate conference attendees about what happens on a typical wireless network. Malware Analysis, through the NetWitness® integration.

Wireless 80

Wireless DNS Education Encryption 80

Malwarebytes

APRIL 25, 2023

From there, further research identified a DNS signature not related to Pupy components. Infoblox claims that this unique DNS signature for Decoy Dog “ matches less than 0.0000027% of the 370 million active domains on the internet ” Pupy itself has been seen in numerous nation state attacks and other serious compromises.

DNS 64

DNS Mobile Malware Internet 64

Cisco Security

AUGUST 12, 2021

For several years, Cisco Secure provided DNS visibility and architecture intelligence with Cisco Umbrella and Cisco Umbrella Investigate ; and automated malware analysis and threat intelligence with Cisco Secure Malware Analytics (Threat Grid) , backed by Cisco Talos Intelligence and Cisco SecureX. Cisco Technologies.

DNS 144

DNS Firewall Phishing Mobile 144

Webroot

FEBRUARY 16, 2021

In recent months, you’ve likely heard about DNS over HTTPS , also known as DNS 2.0 and DoH, which is a method that uses the HTTPS protocol to encrypt DNS requests, shielding their contents from malicious actors and others who might misuse such information. Ultimately, this DNS privacy upgrade has been a long time coming.

DNS 69

DNS Encryption Firewall Network Security 69

Security Affairs

MARCH 17, 2022

Microsoft released an open-source tool to secure MikroTik routers and check for indicators of compromise for Trickbot malware infections. Microsoft has released an open-source tool, dubbed RouterOS Scanner, that can be used to secure MikroTik routers and check for indicators of compromise associated with Trickbot malware infections.

Malware 121

Malware DNS Passwords Ransomware 121

Security Boulevard

MAY 6, 2021

This includes a layered combination of DNS networking, secure endpoint connections, and an educated and empowered human workforce. The need for DNS security cannot be ignored, especially with the rise of remote workforces, in order to monitor and manage internet access policies, as well as reduce malware.

Cybersecurity 140

Cybersecurity DNS Education Security Awareness 140

Security Affairs

APRIL 22, 2020

The APT group targeted organizations in various industries, including the aviation, gaming, pharmaceuticals, technology, telecoms, and software development industries. The analysis of the configuration file of malware allowed the identification of the intended target. a South Korean video game company.” ” QuoINT concludes.

DNS 113

DNS Malware Advertising Software 113

SecureList

JUNE 5, 2023

Satacom downloader, also known as LegionLoader, is a renowned malware family that emerged in 2019. It is known to use the technique of querying DNS servers to obtain the base64-encoded URL in order to receive the next stage of another malware family currently distributed by Satacom.

Cryptocurrency 78

Cryptocurrency DNS Malware Encryption 78

The Last Watchdog

DECEMBER 13, 2020

It incorporates zero-trust technologies and software-defined wide area networking (SD-WAN). It can also deploy web filtering, threat prevention, DNS security, sandboxing, data loss prevention, next-generation firewall policies, information security and credential theft prevention. . But it much further. Ransomware.

B2C 214

B2C IoT B2B VPN 214

eSecurity Planet

FEBRUARY 14, 2024

What Stateful Inspection Defends Against Stateful inspection protects network assets against attacks that attempt to corrupt or abuse processes such as TCP or Domain Name Service (DNS) that don’t check context when they receive data packet instructions. instead of eSecurityPlanet.com.

Network Security 82

Network Security Firewall DNS DDOS 82

eSecurity Planet

AUGUST 8, 2022

DMARC builds upon the Sender Policy Framework (SPF) and the Domain Keys Identified Message (DKIM) technologies to add security and instructions for a specific domain. A public key is stored with the Domain Name System (DNS) for download by any email server receiving emails with the encrypted digital signature. What is DKIM?

DNS 110

DNS Phishing Authentication Marketing 110

SC Magazine

MAY 3, 2021

Jeremy Brown helped Trinity Cyber develop counter maneuvers for a DNS exploit requiring deep parsing of a certain kind of traffic, deploying it to all clients in less than two days. They developed a powerful new approach to intrusion prevention system as-a-service, delivered through a service edge architecture and patent-pending technology.

DNS 70

DNS Architecture Malware Media 70

SecureList

OCTOBER 25, 2023

Introduction It’s just another cryptocurrency miner… Nobody would even suspect the mining malware was merely a mask, masquerading behind an intricate modular framework that supports both Linux and Windows. This malware employed a custom EternalBlue SMBv1 exploit to infiltrate its victims’ systems.

Malware 107

Malware DNS Encryption Cryptocurrency 107

SecureList

OCTOBER 18, 2021

Our investigation into Lyceum has shown that the group has evolved its arsenal over the years and shifted its usage from the previously documented.NET malware to new versions, written in C++. As in the older DanBot instances, both variants supported similar custom C&C protocols tunneled over DNS or HTTP.

DNS 92

DNS Telecommunications Malware Accountability 92

SecureList

JULY 25, 2022

Rootkits are malware implants which burrow themselves in the deepest corners of the operating system. One of our industry partners, Qihoo360, published a blog post about an early variant of this malware family in 2017. This could be achieved through a precursor malware implant already deployed on the computer or physical access (i.e.,

Firmware 144

Firmware DNS Malware Technology 144

SecureList

MARCH 10, 2021

Back then, cybercriminals distributed malware under the guise of the Malwarebytes antivirus installer. In the latest campaign, we have seen several apps impersonated by the malware: the ad blockers AdShield and Netshield, as well as the OpenDNS service. Technical details. Distributed under the name adshield[.]pro, transmissionbt[.]org.

DNS 141

DNS Antivirus Malware Encryption 141

Krebs on Security

JANUARY 8, 2024

As detailed in my 2014 book, Spam Nation , Spamdot was home to crooks controlling some of the world’s nastiest botnets, global malware contagions that went by exotic names like Rustock , Cutwail , Mega-D , Festi , Waledac , and Grum. I can not provide DNS for u, only domains.

Cybercrime 209

Cybercrime Banking Computers and Electronics DDOS 209

eSecurity Planet

JULY 29, 2021

These types of attacks usually involve spoofed emails that attempt to impersonate a legitimate sender and convince the recipient to divulge confidential information or click a link or attachment that’s laced with malware. Any action that the user takes in response usually results in a malware launch or a similar kind of attack.

Social Engineering 128

Social Engineering Engineering Phishing DNS 128

Security Affairs

MAY 2, 2021

Every week the best security articles from Security Affairs free for you in your email box. Every week the best security articles from Security Affairs free for you in your email box.

Password Management 57

Password Management DNS Ransomware Malware 57

Security Affairs

JULY 15, 2020

“Today we released an update for CVE-2020-1350 , a Critical Remote Code Execution (RCE) vulnerability in Windows DNS Server that is classified as a ‘wormable’ vulnerability and has a CVSS base score of 10.0. This issue results from a flaw in Microsoft’s DNS server role implementation and affects all Windows Server versions.

DNS 59

DNS Advertising Engineering Internet 59