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.

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Malware DNS Antivirus Passwords 145

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. Introduction.

DNS 66

DNS Engineering Malware Encryption 66

Security Affairs

JUNE 27, 2021

Researchers have discovered a strain of cryptocurrency-mining malware, tracked as Crackonosh, that abuses Windows Safe mode to avoid detection. . “While the Windows system is in safe mode antivirus software doesn’t work. “It also uses WQL to query all antivirus software installed SELECT * FROM AntiVirusProduct.”

Antivirus 140

Antivirus Cryptocurrency Malware Software 140

eSecurity Planet

JULY 1, 2022

Security researchers have uncovered an unusually sophisticated malware that has been targeting small office/home office (SOHO) routers for nearly two years, taking advantage of the pandemic and rapid shift to remote work. Researchers believe ZuoRAT is a “heavily modified version of the Mirai malware.” See the Best Antivirus Software.

Malware 117

Malware DNS Antivirus Internet 117

Security Boulevard

SEPTEMBER 4, 2024

Threat Intelligence Report Date: September 4, 2024 Prepared by: David Brunsdon, Threat Intelligence - Security Engineer, HYAS Malware, short for malicious software, refers to any software designed to harm, exploit or otherwise compromise the functionality and security of computers, networks and devices.

Malware 59

Malware Spyware Software Encryption 59

eSecurity Planet

FEBRUARY 16, 2021

Malware, short for “malicious software,” is any unwanted software on your computer that, more often than not, is designed to inflict damage. Since the early days of computing, a wide range of malware types with varying functions have emerged. Best Practices to Defend Against Malware. Jump ahead: Adware. RAM scraper.

Malware 105

Malware Adware Spyware Antivirus 105

Security Affairs

APRIL 16, 2020

Linksys has reset passwords for all its customers’ after learning on ongoing DNS hijacking attacks aimed at delivering malware. Crooks continue to launch Coronavirus-themed attacks , in the last weeks, experts observed hackers hijacking D-Link and Linksys routers to redirect users to COVID19-themed sites spreading malware.

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Passwords DNS Malware Advertising 143

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 100

DNS Adware Malware Antivirus 100

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 88

Threat Reports DNS Phishing Malware 88

Security Affairs

JULY 28, 2022

Microsoft linked a private-sector offensive actor (PSOA) to attacks using multiple zero-day exploits for its Subzero malware. Microsoft states that multiple news reports have linked the company to the Subzero malware toolset used to hack a broad range of devices, phones, computers, and network and internet-connected devices.

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Surveillance Malware Authentication Accountability 100

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

JUNE 22, 2021

Experts defined DirtyMoe as a complex malware that has been designed as a modular system. The operations behind the DirtyMoe botnet rapidly changed since the end of 2020, when the malware authors added a worm module that could increase their activity by spread via the internet to other Windows systems. ” concludes the analysis.”

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DNS Internet Internet Malware 145

Security Affairs

JULY 15, 2024

Indicators such as DNS queries to a Remmina-related domain suggest the attacker is likely a Linux-based user. “While NetScan ran on the primary Veeam backup server, antivirus (AV) protection was disabled on the virtual machine host, both through antivirus user interfaces (UI) and through the command line.”

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Backups Ransomware Antivirus DNS 139

Fox IT

SEPTEMBER 25, 2024

Gone are the days of executing malicious binaries from disk, especially ones well known to antivirus and Endpoint Detection and Reponse (EDR) vendors. And how can malware be future-proofed to evade the sophisticated EDR systems that currently exist and are actively being developed?

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Malware Engineering Encryption Antivirus 135

eSecurity Planet

FEBRUARY 4, 2022

Malware is one of the biggest threats businesses face, and with nearly a third of all malware coming through the internet and email, businesses and consumers alike need ways to protect themselves. Antivirus Software. Also Read: 4 Best Antivirus Software of 2022. Key Features of Antivirus Software. Back to top.

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Internet Internet Software Antivirus 144

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 Affairs

FEBRUARY 1, 2019

Security experts at Cybaze – Yoroi ZLab have analyzed a new sample of the AdvisorsBot malware, a downloader that was first spotted in August 2018. As usual, the malware looks like a legitimate e-mail attachment, named as “invoice.doc”. Figure 3 – Piece of VBS script that starts malware infection. DLL Analysis.

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Malware DNS Social Engineering Advertising 103

Webroot

MAY 6, 2024

Malware Infections on the Rise For the first time in years, malware infection rates are rising among both businesses and consumers. The uptick is primarily attributed to attackers leveraging advanced tools like generative artificial intelligence (AI), which helps them craft malware that’s more sophisticated and adaptive.

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Antivirus Education Cyber threats Phishing 98

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.

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Malware DNS Government Software 117

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. Distributed under the name adshield[.]pro, transmissionbt[.]org.

DNS 145

DNS Antivirus Malware Encryption 145

Security Affairs

OCTOBER 15, 2019

The group has been observed using new tactics, techniques, and procedures (TTPs), it is also using updated malware to evade detection. The malicious code is used by the hackers to deliver a Moner (XMR) crypto miner that is not detected by almost any antivirus solution. ” reads the analysis published by the security firm Anomaly.

Cybercrime 78

Cybercrime DNS Malware Advertising 78

Security Affairs

DECEMBER 5, 2020

. “In strict accordance with DeathStalker’s traditions, the implant will try to evade detection or sandboxes execution with various tricks such as detecting mouse movements, filtering the client’s MAC addresses, and adapting its execution flow depending on detected antivirus products.”

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DNS Phishing Encryption Antivirus 118

Security Affairs

FEBRUARY 21, 2021

If you want to receive the weekly Security Affairs Newsletter for free subscribe here. Pierluigi Paganini. SecurityAffairs – hacking, newsletter). The post Security Affairs newsletter Round 302 appeared first on Security Affairs.

Data breaches 98

Data breaches DNS Firmware Antivirus 98

Security Affairs

DECEMBER 19, 2022

Botnet operators use to spread the malware via cracked or pirated software and pay-per-install (PPI) schemes. The experts used passive DNS records to uncover Glupteba domains and hosts and analyzed the latest set of TLS certificates used by the bot to figure out the infrastructure used by the attackers. Pierluigi Paganini.

DNS 110

DNS Antivirus Cryptocurrency Software 110

Security Affairs

MAY 8, 2022

Every week the best security articles from Security Affairs free for you in your email box. If you want to also receive for free the newsletter with the international press subscribe here.

IoT 98

IoT DNS Antivirus Malware 98

Krebs on Security

MARCH 28, 2021

New data suggests someone has compromised more than 21,000 Microsoft Exchange Server email systems worldwide and infected them with malware that invokes both KrebsOnSecurity and Yours Truly by name. Oddly, none of the several dozen antivirus tools available to scan the file at Virustotal.com currently detect it as malicious.

Hacking 357

Hacking Cybercrime DNS Internet 357

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 98

Cryptocurrency DNS Malware Encryption 98

Identity IQ

MARCH 9, 2023

Additionally, fake hotspots may contain malware that can infect your device and allow criminals to gain control of it. Change Your DNS Settings One way to protect your device from a fake hotspot is to change your DNS settings. Criminals can use this information to commit identity theft or fraud.

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VPN Antivirus Identity Theft Passwords 98

Webroot

JUNE 21, 2021

It may be as simple as the deployment of antivirus plus backup and recovery applications for your end users, or a more complex approach with security operations center (SOC) tools or managed response solutions coupled with network security tools such as DNS and Web filtering, network and endpoint firewalls, VPNs, backup and recovery and others.

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Backups DNS Ransomware Antivirus 127

Daniel Miessler

MAY 8, 2020

MalwareBytes has somehow won the battle of the best consumer anti-malware offering. Change your DNS to 1.1.1.2, Next, you can consider changing your DNS settings on all your devices to use those by Cloudflare. blocks just malware, and 1.1.1.3 blocks malware and adult content. or 1.1.1.3

Passwords 255

Passwords DNS Accountability IoT 255

SecureList

NOVEMBER 6, 2024

It also uses stealer malware to extract the victim’s credit card data as well as details about the infected device. Technical Details Background In August 2024, we stumbled upon a massive infection caused by an unknown bundle consisting of miner and stealer malware. SteelFox.gen , Trojan.Win64.SteelFox.*. SteelFox.*.

Software 104

Software Cryptocurrency Malware DNS 104

Security Affairs

FEBRUARY 4, 2021

Netlab researchers spotted a new Android malware, dubbed Matryosh , that is infecting devices to recruit them in a distributed denial-of-service (DDoS) botnet. The ADB could be abused by malware to target Android phones through port 5555. The bot communicates with TOR C2 through the proxy and waits for commands from the C&C server.

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DDOS DNS Antivirus Malware 139

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.

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Malware DNS Encryption Cryptocurrency 127

eSecurity Planet

MAY 2, 2024

The vendor reports show that most attackers want credentials, most malware development is in credential-stealing software, and the market for stolen credentials is booming: Cisco: Found 54% of organizations experienced a cybersecurity incident; and of those incidents, 54% involved phishing and 37% involved credentials stuffing.

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Cybersecurity DDOS Penetration Testing Passwords 120

eSecurity Planet

JUNE 8, 2023

Email security consists of the policies, tools, and services deployed to protect against threats specific to email such as spam, phishing attacks, malware-infested attachments, impersonation, and email interception. First, the protocols improve the reputation of an organization which boosts the deliverability of marketing emails.

Firewall 79

Firewall DNS Authentication Malware 79

SecureWorld News

MARCH 29, 2024

Malvertising acts as a vessel for malware propagation. Scammers and malware operators are increasingly adept at mimicking popular brands in their ad snippets, which makes it problematic for the average user to tell the wheat from the chaff. One of the biggest pitfalls with malvertising is how difficult it can be to detect.

Cybercrime 83

Cybercrime Advertising Engineering Antivirus 83

Security Boulevard

MAY 17, 2023

Most of these steps could’ve been blocked with the aid of DNS protection. It would be easy to chalk up this increase to the development and introduction of new advanced types of malware, but the surprising fact is that many of the same threats and exploits used in data breaches in 2013 are still being successfully employed 10 years later.

Data breaches 52

Data breaches DNS Malware Phishing 52