Security Affairs

JUNE 27, 2021

“While the Windows system is in safe mode antivirus software doesn’t work. The researchers started investigating the threat after they became aware that the malware was disabling and uninstalling its antivirus from infected devices. “It also uses WQL to query all antivirus software installed SELECT * FROM AntiVirusProduct.”

Antivirus 101

Antivirus Cryptocurrency Malware Software 101

Krebs on Security

JUNE 21, 2023

If you operate a cybercrime business that relies on disseminating malicious software, you probably also spend a good deal of time trying to disguise or “crypt” your malware so that it appears benign to antivirus and security products. The registration records for the website Cryptor[.]biz ” Crypt[.]guru’s

Malware 207

Malware Antivirus Cybercrime Hacking 207

Security Affairs

APRIL 16, 2020

Linksys has reset passwords for all its customers’ after learning on ongoing DNS hijacking attacks aimed at delivering malware. Hackers compromise D-Link and Linksys routers and change DNS settings to redirect users to bogus sites proposing a fake COVID-19 information app from the World Health Organization.

Passwords 110

Passwords DNS Malware Advertising 110

Identity IQ

MARCH 9, 2023

Change Your DNS Settings One way to protect your device from a fake hotspot is to change your DNS settings. You can do this by entering your network settings and changing the DNS server to one that is more trustworthy. A hacker can use the information they’ve gathered to access your accounts and steal your information.

VPN 98

VPN Antivirus Identity Theft DNS 98

Security Affairs

NOVEMBER 26, 2019

Security researchers from SEC Consult Vulnerability Lab discovered that multiple Fortinet products use a weak encryption cipher (“XOR” with a static key) and cryptographic keys to communicate with the FortiGuard Web Filter, AntiSpam and AntiVirus cloud services. UDP ports 53, 8888 and TCP port 80 (HTTP POST /fgdsvc). Pierluigi Paganini.

Encryption 104

Encryption Antivirus DNS Advertising 104

Security Affairs

JUNE 22, 2021

Experts pointed out that the number of infected systems could be far greater because data provided by AVAST are only related to systems running their antivirus solution. Communication with C&C servers is based on DNS requests and it uses a special mechanism translating DNS results to a real IP address.

DNS 121

DNS Cryptocurrency Internet Internet 121

eSecurity Planet

DECEMBER 8, 2023

Domain name service (DNS) attacks threaten every internet connection because they can deny, intercept, and hijack connections. With the internet playing an increasing role in business, securing DNS plays a critical role in both operations and security. Everything You Need to Know.

DNS 99

DNS DDOS Firewall Architecture 99

SecureList

MARCH 10, 2021

Back then, cybercriminals distributed malware under the guise of the Malwarebytes antivirus installer. After substituting the DNS servers, the malware starts updating itself by running update.exe with the argument self-upgrade (“C:Program Files (x86)AdShieldupdater.exe” -self-upgrade). Distributed under the name adshield[.]pro,

DNS 142

DNS Antivirus Malware Encryption 142

Security Affairs

DECEMBER 19, 2022

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. We also recommend monitoring DNS logs and keeping the antivirus software up to date to help prevent a potential Glupteba infection.”

DNS 93

DNS Antivirus Cryptocurrency Software 93

Krebs on Security

JULY 18, 2022

These two software are currently unknown to most if not all antivirus companies.” “Using the internal router, it would be possible to poison the DNS cache of the LAN router of the infected node, enabling further attacks.” The Exe Clean service made malware look like goodware to antivirus products.

VPN 288

VPN Computers and Electronics Antivirus Software 288

Krebs on Security

MARCH 28, 2021

Oddly, none of the several dozen antivirus tools available to scan the file at Virustotal.com currently detect it as malicious. I’d been doxed via DNS. The Krebsonsecurity file also installs a root certificate, modifies the system registry, and tells Windows Defender not to scan the file. Just my Social Security number.

Hacking 346

Hacking Cybercrime DNS Antivirus 346

SecureWorld News

MARCH 29, 2024

A DNS firewall and a classic antivirus are somewhat underused yet effective security tools that will come in handy. And don't underestimate the effectiveness of reputable antivirus software, as it can stop most malvertising attacks in their tracks. Double-check the URLs of landing pages that load after you click advertisements.

Cybercrime 84

Cybercrime Advertising Engineering Antivirus 84

Security Affairs

OCTOBER 15, 2019

The malicious code is used by the hackers to deliver a Moner (XMR) crypto miner that is not detected by almost any antivirus solution. “the actor moved away from hosting the scripts on dedicated servers and instead started to use Domain Name System (DNS) text records. .

Cybercrime 59

Cybercrime DNS Malware Advertising 59

Security Affairs

JUNE 9, 2022

“Network telemetry can be used to detect anomalous DNS requests, and security tools such as antivirus and endpoint detection and response (EDR) should be statically linked to ensure they are not “infected” by userland rootkits.” Since the malware operates as a userland level rootkit, detecting an infection may be difficult.”

Malware 143

Malware DNS Antivirus Passwords 143

CyberSecurity Insiders

JUNE 29, 2023

Executive summary Credential harvesting is a technique that hackers use to gain unauthorized access to legitimate credentials using a variety of strategies, tactics, and techniques such as phishing and DNS poisoning. Running an antivirus scan on the asset. of cases in 2020. Blocking the URL domain and IP.

Phishing 85

Phishing Authentication Cyber threats DNS 85

eSecurity Planet

JULY 1, 2022

The attacks include ZuoRAT, a multi-stage remote access Trojan (RAT) that specifically exploits known vulnerabilities in SOHO routers to hijack DNS and HTTP traffic. See the Best Antivirus Software. How to Protect Against ZuoRAT.

Malware 114

Malware DNS Antivirus Internet 114

Security Affairs

MAY 8, 2022

Raspberry Robin spreads via removable USB devices Malware campaign hides a shellcode into Windows event logs US gov sanctions cryptocurrency mixer Blender also used by North Korea-linked Lazarus APT How the thriving fraud industry within Facebook attacks independent media QNAP fixes multiple flaws, including a QVR RCE vulnerability Anonymous and Ukraine (..)

IoT 79

IoT DNS Antivirus DDOS 79

Security Affairs

FEBRUARY 21, 2021

PayPal addresses reflected XSS bug in user wallet currency converter The kingpin behind Jokers Stash retires with a billionaire exit France agency ANSSI links Russias Sandworm APT to attacks on hosting providers French and Ukrainian police arrested Egregor ransomware affiliates/partners in Ukraine The malicious code in SolarWinds attack was the work (..)

DNS 68

DNS Firmware Data breaches Antivirus 68

SecureList

JUNE 5, 2023

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. To do so, it performs a DNS request to don-dns[.]com com (a decrypted HEX string) through Google DNS (8.8.8.8, com don-dns[.]com

Cryptocurrency 79

Cryptocurrency DNS Malware Encryption 79

Security Boulevard

OCTOBER 2, 2023

This blog examines the escalating phishing landscape, shortcomings of common anti-phishing approaches, and why implementing a Protective DNS service as part of a layered defense provides the most effective solution. This is where Protective DNS comes in. No reliance on match lists, signatures, or patterns.

DNS 62

DNS Phishing Social Engineering Engineering 62

Security Boulevard

MAY 17, 2023

Most of these steps could’ve been blocked with the aid of DNS protection. It was an old strain that would normally be detected by most antivirus and endpoint detection and response (EDR) vendors. There are still many opportunities to thwart an attack at the DNS level. The malware itself wasn’t particularly sophisticated, either.

Data breaches 52

Data breaches DNS Malware Phishing 52

Security Affairs

DECEMBER 16, 2021

In these attacks, HAFNIUM-associated systems were observed using a DNS service typically associated with testing activity to fingerprint systems.” In addition, HAFNIUM, a threat actor group operating out of China, has been observed utilizing the vulnerability to attack virtualization infrastructure to extend their typical targeting.

Ransomware 80

Ransomware DNS Antivirus Hacking 80

Security Boulevard

JANUARY 17, 2024

Antivirus Inspection Not all RBI products will prioritize this time factor. This can be accomplished in a couple of different ways depending on the capabilities and configuration of the RBI implementation using either DNS C2 or Third-Party C2. Once you establish a DNS C2 foothold, work into a GET-only HTTP C2 channel.

DNS 62

DNS Penetration Testing Passwords Encryption 62

SC Magazine

JULY 12, 2021

Between the DNS attacks and ongoing ransomware scourge, it’s beyond time for providers to seek more creative responses to cyber challenges even with limited budgets, in combination with participation in threat-sharing programs and while relying on free or low-cost resources.

Ransomware 112

Ransomware Antivirus Software Technology 112

Krebs on Security

NOVEMBER 11, 2019

For instance, included in the Pastebin files from Orvis were plaintext usernames and passwords for just about every kind of online service or security product the company has used, including: -Antivirus engines. DNS controls. Data backup services. Multiple firewall products. Linux servers. Cisco routers. Netflow data.

Retail 168

Retail Passwords Wireless Backups 168

Security Boulevard

MARCH 3, 2023

MalVirt loaders use multiple techniques to evade detection by antivirus software, endpoint detection and response (EDR) software, and other common security tools. Next-gen protective DNS. So what is the missing layer of defense in this real-world scenario?

Phishing 57

Phishing DNS Malware Antivirus 57

Vipre

JANUARY 25, 2021

Thus, an antivirus is the most important security tool that everyone must have to protect themselves from viruses, malware, trojans, and similar cyber threats. Thus, an antivirus is the most important security tool that everyone must have to protect themselves from viruses, malware, trojans, and similar cyber threats.

Identity Theft 40

Identity Theft Backups VPN Antivirus 40

eSecurity Planet

APRIL 18, 2022

Antivirus and EDR tools, SIEM systems (security information and event management), security vendors, software, hardware, firmware, and operating systems. Public WHOIS data such as DNS name servers, IP blocks, and contact information. Credentials, emails, employee names, roles, departments/divisions, and physical location.

Penetration Testing 132

Penetration Testing DNS Firmware Antivirus 132

eSecurity Planet

SEPTEMBER 7, 2021

Monitoring infrastructure like Domain Name Servers (DNS) and web servers for malicious activity. Endpoint protection software such as EDR tools go way beyond traditional antivirus software to offer advanced features like incident response and vulnerability management. Use endpoint security tools. Behavioral detection.

Antivirus 122

Antivirus Software Risk Malware 122

eSecurity Planet

MARCH 21, 2022

Enable increased logging policies, enforce PowerShell logging, and ensure antivirus / endpoint detection and response (EDR) are deployed to all endpoints and enabled. Automatically update antivirus and anti- malware solutions and conduct regular virus and malware scans. Identify and create offline backups for critical assets.

VPN 104

VPN Accountability Authentication Passwords 104

Security Affairs

APRIL 21, 2019

Analyzing OilRigs malware that uses DNS Tunneling. Avast, Avira, Sophos and other antivirus solutions show problems after. European Commission is not in possession of evidence of issues with Kaspersky products. Justdial is leaking personal details of all customers real-time. Cisco addresses a critical bug in ASR 9000 series Routers.

Computers and Electronics 57

Computers and Electronics Spyware Data breaches DNS 57

SecureList

OCTOBER 25, 2023

DNS resolutions for pool servers are cleverly concealed behind DNS over HTTPS requests to the Cloudflare DoH (DNS over HTTPS) service , adding an extra layer of stealth to its operations. Periodically, the malware functionality within the main module monitors the puppet mining process and restarts it if necessary.

Malware 109

Malware DNS Encryption Cryptocurrency 109

Security Affairs

FEBRUARY 1, 2019

It retrieves: System Info; Computer IP address; Network status; List of running processes; Available privileges; Usernames; Domain Admins; File on desktop machine; AntiVirus product on computer. Last DNS activity was in December 2018. Figure 14 – previous DNS of C2. Figure 7 – System information stealed by malware.

Malware 83

Malware DNS Social Engineering Advertising 83

Security Affairs

SEPTEMBER 8, 2018

Patrick Wardle by redirecting DNS resolution was able to capture the exfiltrated data: The history.zip file is exfiltrated to a remote to dscan.yelabapp.com that is hosted on Amazon AWS servers, but the analysis of the DNS entries confirms that it is administered by an entity in China. Antivirus”, and ‘Dr.

Adware 47

Adware DNS Malware Advertising 47

eSecurity Planet

MAY 25, 2022

This equipment usually cannot be protected by antivirus solutions or device-specific firewalls. These solutions can, like antivirus software, use signature-based technology to identify known malware attacks, but many new IDS and IPS also incorporate anomaly-based algorithms often boosted by artificial intelligence (AI). IDS vs. IPS.

Firewall 93

Firewall Wireless Software Antivirus 93

Krebs on Security

SEPTEMBER 6, 2021

The common acronym in nearly all of Saim Raza’s domains over the years — “FUD” — stands for “ F ully U n- D etectable,” and it refers to cybercrime resources that will evade detection by security tools like antivirus software or anti-spam appliances.

Software 224

Software Phishing Cybercrime Accountability 224

Security Affairs

OCTOBER 12, 2019

FIN7 has been observed making small changes to this malware family using multiple methods to avoid traditional antivirus detection, including a BOOSTWRITE sample where the dropper was signed by a valid Certificate Authority. The messages sent to the victims were also dropping the backdoor DNSbot that primarily operates over DNS traffic.

Identity Theft 70

Identity Theft Hacking Advertising DNS 70