Security Boulevard

APRIL 14, 2022

The apps stole user credentials and forwarded the messages to the malware operators. The post What is DNS Spoofing and Cache Poisoning? The post What is DNS Spoofing and Cache Poisoning? Bad actors love social engineering, and even distribute the spoofed websites via Facebook ads. appeared first on EasyDMARC.

DNS 72

DNS Social Engineering Cybercrime Banking 72

CSO Magazine

AUGUST 25, 2022

of monitored devices communicated with domains associated with malware or ransomware at least once during the second quarter of 2022. The findings are based on DNS data and Akamai’s visibility into carrier and enterprise traffic across different industries and geographies. of devices accessed phishing domains with 0.8%

DNS 69

DNS Phishing Malware Ransomware 69

Heimadal Security

NOVEMBER 25, 2022

More than 1,600 publicly available images on Docker Hub were found to hide malicious behavior, including DNS hijackers, cryptocurrency miners, website redirectors, and embedded secrets that can be used as backdoors. The post Over 1,600 Docker Hub Repositories Were Found to Hide Malware appeared first on Heimdal Security Blog.

Malware 94

Malware DNS Cryptocurrency Cybersecurity 94

Heimadal Security

MAY 2, 2023

A new, sophisticated malware toolkit called Decoy Dog was discovered after cybersecurity researchers analyzed more than 70 billion DNS records belonging to enterprise networks. The […] The post New Decoy Dog Malware Toolkit Targets Enterprise Networks appeared first on Heimdal Security Blog.

Malware 52

Malware DNS Cybersecurity 52

Fox IT

AUGUST 11, 2022

A recently uncovered malware sample dubbed ‘Saitama’ was uncovered by security firm Malwarebytes in a weaponized document, possibly targeted towards the Jordan government. This Saitama implant uses DNS as its sole Command and Control channel and utilizes long sleep times and (sub)domain randomization to evade detection.

DNS 66

DNS Engineering Malware Encryption 66

Security Affairs

JUNE 9, 2022

Researchers uncovered a high stealth Linux malware, dubbed Symbiote, that could be used to backdoor infected systems. Once the malware has infected all the running processes, it provides the threat actor with rootkit capability and supports data-stealing capabilities. “Symbiote is a malware that is highly evasive.

Malware 144

Malware DNS Antivirus Passwords 144

Cisco Security

MARCH 11, 2021

Our Threat Trends blog series takes a look at the activity that we see in the threat landscape and reports on those trends. After examining topics such as the MITRE ATT&CK framework , LOLBins , and others, this release will look at DNS traffic to malicious sites. Organizations and malicious DNS activity.

DNS 61

DNS Phishing Ransomware Internet 61

Security Affairs

APRIL 27, 2023

Iran-linked APT group Charming Kitten employed a new malware dubbed BellaCiao in attacks against victims in the U.S., The Charming Kitten used a new custom malware, dubbed BellaCiao, that is tailored to suit individual targets and is very sophisticated. Europe, the Middle East and India. Israel, Iraq, and Saudi Arabia.

Malware 96

Malware DNS Media Architecture 96

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 250

DNS Social Engineering Malware Media 250

Heimadal Security

SEPTEMBER 15, 2023

While achieving compliance with industry standards is the minimum, it’s not enough to prevent insider threats, supply chain attacks, DDoS, or sophisticated cyberattacks such as double-extortion ransomware, phishing, business email compromise (BEC), info-stealing malware or attacks that leverage the domain name system (DNS).

Healthcare 111

Healthcare DNS DDOS Phishing 111

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 Boulevard

MAY 20, 2024

Weekly Threat Intelligence Report Date: May 20, 2024 Prepared by: David Brunsdon, Threat Intelligence - Security Engineer, HYAS Cyber Threat Intelligence Analysis This week in the HYAS Insight threat intelligence platform, we found a concerning open directory hosting multiple pieces of malware. Malware Analysis 1. Windows NT 10.0;

DNS 59

DNS Malware Education Phishing 59

Security Boulevard

MAY 17, 2024

HYAS Protect protective DNS includes a user-friendly interface and four core deployment methods. Organizations of any size can monitor traffic with HYAS Protect’s cloud-based DNS resolver. DNS data from HYAS Protect allows organizations to identify their riskiest users and prioritize proactive security measures.

DNS 59

DNS Engineering Phishing Malware 59

Krebs on Security

FEBRUARY 4, 2019

But several more recent malware spam campaigns suggest GoDaddy’s fix hasn’t gone far enough, and that scammers likely still have a sizable arsenal of hijacked GoDaddy domains at their disposal. The domains documented by MyOnlineSecurity all had their DNS records altered between Jan. 31 and Feb. 31 and Feb.

DNS 246

DNS Ransomware Accountability Internet 246

Malwarebytes

APRIL 9, 2024

Victims are tricked into downloading and running the Nitrogen malware masquerading as a PuTTY or FileZilla installer. This blog post aims to share the tactics, techniques and procedures (TTPs) as well as indicators of compromise (IOCs) so defenders can take action.

System Administration 108

System Administration DNS Engineering Social Engineering 108

Krebs on Security

MARCH 9, 2021

Ten of these earned Microsoft’s “critical” rating, meaning they can be exploited by malware or miscreants with little or no help from users. In the ENKI blog post, the researchers said they will publish proof-of-concept (PoC) details after the bug has been patched.

DNS 324

DNS Internet Internet Software 324

Security Boulevard

FEBRUARY 23, 2023

Thankfully, nearly all malware depends on DNS at some point in their kill chain, making the protocol a critical vector for shutting down these threats. Some of the common forms these DNS-based attacks can take include: DNS spoofing: A malicious actor alters DNS records to redirect traffic to a fake website or server.

Antivirus 98

Antivirus DNS Threat Detection Small Business 98

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 243

DNS Internet Internet Computers and Electronics 243

SecureList

APRIL 24, 2023

Introduction We introduced Tomiris to the world in September 2021, following our investigation of a DNS-hijack against a government organization in the Commonwealth of Independent States (CIS). We hypothesize that the general aim is to provide operators with “full-spectrum malware” in order to evade security products.

Malware 96

Malware DNS Government Software 96

Malwarebytes

JUNE 15, 2022

Symbiote, a new “nearly impossible to detect” Linux malware, targeted financial sectors in Latin America—and the threat actors behind it might have links to Brazil. And this is what sets Symbiote apart from other Linux malware. Symbiote’s evasion techniques (Source: Blackberry Threat Vector Blog ).

Malware 66

Malware DNS Banking Engineering 66

CSO Magazine

JANUARY 21, 2022

A campaign that uses public cloud service providers to spread malware has been discovered by Cisco Talos. The offensive is the latest example of threat actors abusing cloud services like Microsoft Azure and Amazon Web Services for malicious purposes, security researchers Chetan Raghuprasad and Vanja Svajcer wrote in the Talos blog.

DNS 131

DNS Malware 131

Webroot

AUGUST 10, 2022

When was the last time you secretly smiled when ransomware gangs had their bitcoin stolen, their malware servers shut down, or were forced to disband? MALWARE CONTINUES TO ITERATE, AND GROW. In fact, there are 31% fewer infections when endpoint and DNS protection are combined. PHISHING PREYED ON A VOLATILE MARKET.

Threat Reports 83

Threat Reports DNS Phishing Malware 83

Malwarebytes

MARCH 12, 2024

One malware family we have been tracking on this blog is FakeBat. For weeks, the malvertiser helping to distribute this malware was abusing the same URL shortener services which may have made the attack somewhat predictable. All the incidents described in this blog have been reported to Google. ar estiloplus[.]tur[.]ar

DNS 113

DNS Malware Software Hacking 113

Krebs on Security

MARCH 2, 2020

A large number of French critical infrastructure firms were hacked as part of an extended malware campaign that appears to have been orchestrated by at least one attacker based in Morocco, KrebsOnSecurity has learned.

DNS 264

DNS Penetration Testing Malware Hacking 264

Security Boulevard

MARCH 13, 2024

It’s also why HYAS clients depend upon our protective DNS solution, HYAS Protect , as a trusted and necessary component of their security stack. If malware has already infected an employee machine, HYAS Protect prevents communication of the malware with its command and control, stopping malware from causing damage.

DNS 49

DNS Architecture Cyber threats Phishing 49

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

Security Boulevard

MAY 8, 2024

CISA and the NSA call this Protective DNS and recommend it as part of the Shields Up initiative. Even cyber insurance carriers are starting to ask if the organization employs Protective DNS in their questionnaires and required attestations. That’s the role of Protective DNS. It’s a recommended part of a SASE framework.

DNS 64

DNS Cyber Insurance Internet Internet 64

Malwarebytes

APRIL 4, 2024

In this blog post, we look at a very recent malvertising campaign impersonating the popular VPN software NordVPN. The file contains both an installer for NordVPN and a malware payload. The payload is injected into MSBuild.exe and will connect to the malware author’s command and control server at 45.141.87[.]216

VPN 104

VPN Advertising DNS Malware 104

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 87

DNS Internet Internet Encryption 87

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

SEPTEMBER 19, 2020

The popular encrypted email service Tutanota was hit with a series of DDoS attacks this week targeting its website fist and its DNS providers later. Encrypted email service, Tutanota suffered a series of DDoS attacks that initially targeted the website and later its DNS providers. ” reads a blog post published by Tutanota.

DDOS 139

DDOS Encryption DNS Advertising 139

Krebs on Security

JULY 14, 2020

Top of the heap this month in terms of outright scariness is CVE-2020-1350 , which concerns a remotely exploitable bug in more or less all versions of Windows Server that attackers could use to install malicious software simply by sending a specially crafted DNS request.

DNS 288

DNS Backups System Administration Software 288

Malwarebytes

MARCH 22, 2024

Malware loaders (also known as droppers or downloaders) are a popular commodity in the criminal underground. not sandboxes) before pushing other malware. That PuTTy.exe is malware, a dropper written in the Go language (version 1.21.0). We can only think of using this protocol to make the malware download more covert.

Malware 86

Malware System Administration DNS 86

Security Boulevard

FEBRUARY 21, 2024

February Product Release News If you’ve been following HYAS or using a HYAS cybersecurity solution, you know that HYAS is unique among Protective DNS providers. Part 1 of this 2-part blog highlights some of the latest improvements with HYAS Insight. A subsequent post will summarize recent enhancements with HYAS Protect.

DNS 49

DNS Malware Engineering Cybersecurity 49

Security Boulevard

JUNE 21, 2023

Android TV: Beware Pre-Installed Malware However because Android TV doesn't get licensed for those streaming devices, they also don't get checked for bad things by Google, such as pre-installed malware. A few models of popular streaming devices have been found to contain malware straight from the factory.

Firmware 105

Firmware DNS Malware Manufacturing 105

Heimadal Security

DECEMBER 19, 2023

The purpose of Heimdal®’s exercise is to analyze the complex dynamics between endpoint-based attacks, code-based vulnerabilities, and cyberattacks that leverage DNS in an attempt to establish a baseline for detection and response framework. To this end, we have analyzed two weeks-worth of data, and clustered all three types of cyberattacks.

Cybersecurity 52

Cybersecurity DNS Malware 52

Malwarebytes

MAY 5, 2022

In this blog, we expose some of the activities from a scammer who started off with classic advance-fee schemes and is now successfully running Agent Tesla campaigns. Fast forward to 2020, and the threat actor has graduated to malware distributor. Test successful! ” from the same machine. hackforums.net exploit.in titan.email (.pw

Malware 78

Malware Scams Phishing Accountability 78