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.

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Software Phishing Cybercrime Accountability 303

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.

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DNS Small Business Cyber Attacks Antivirus 59

eSecurity Planet

SEPTEMBER 7, 2021

Or they can package malware that can be directly installed on your machine or come through an email attachment disguised as something trustworthy , like a document or link from your boss. Monitoring infrastructure like Domain Name Servers (DNS) and web servers for malicious activity. Use endpoint security tools. Behavioral detection.

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Software Antivirus Risk Malware 138

eSecurity Planet

MAY 2, 2024

50,000 DDoS attacks on public domain name service (DNS) resolvers. 553% increase in DNS Flood attacks from 1H 2020 to 2H 2023. DDoS attacks on single networks or websites render them unavailable, but DDoS attacks on DNS resolvers bring down all networks and websites using that DNS resource.

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Security Affairs

JUNE 4, 2019

At the same time, the extracted document will be shown in order to divert the user attention and to continue the infection unnoticed. This document, written in Ukraine language, contains information about a criminal charge. Fake document to divert attention on malware execution. Information about C2 and relative DNS.

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Passwords DNS Engineering Malware 95

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). Tomiris’s endgame consistently appears to be the regular theft of internal documents. Some samples contain traces of Russian language.

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Malware DNS Government Software 135

Security Affairs

AUGUST 19, 2019

You are asked in the email to confirm some company details or review a document by clicking on a specific link which further requires you to log in with your official account. It involves DNS cache poisoning as it redirects users to a malicious site even if they enter the correct web address. Protect Your Device and Connection.

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Phishing Accountability Authentication Passwords 111

eSecurity Planet

APRIL 26, 2024

Server: Provides powerful computing and storage in local, cloud, and data center networks to run services (Active Directory, DNS, email, databases, apps). Domain name system (DNS) security: Protects the DNS service from attempts to corrupt DNS information used to access websites or to intercept DNS requests.

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Architecture Network Security Firewall Risk 122

SecureList

OCTOBER 25, 2023

The task involves gathering a list of files with specific extensions, such as those related to images, documents, sounds, videos, archives, databases, certificates, source code files, and other critical user data files. com/amf9esiabnb/documents/releases/download/ tcp://pool.minexmr[.]com:4444 Record the microphone input.

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Malware DNS Encryption Cryptocurrency 143

SecureList

NOVEMBER 26, 2021

The link leads to a RAR archive that masquerades as a Word document. To exploit the vulnerability, attackers embed a special object in a Microsoft Office document containing a URL for a malicious script. If the victim opens the document, Microsoft Office downloads the script and runs it using the MSHTML engine. In version 16.80.0

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Malware Banking Energy and Utilities Accountability 134

SecureList

MAY 31, 2021

Once the victim opens an infected document and agrees to enable macros, the malware is dropped onto the system and proceeds to a multi-stage deployment procedure. We believe this is a continuation of a campaign last summer, reported by Avast , in which the malware masqueraded as the Malwarebytes antivirus installer.

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eSecurity Planet

FEBRUARY 16, 2021

Install an antivirus solution that includes anti-adware capabilities. If your antivirus software fails to notice a new strain, you can reinstall the browser. This exposed data includes everything from emails and documents typed to passwords entered for authentication purposes. How to Defend Against Adware. Keyloggers.

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SecureList

DECEMBER 1, 2023

Upon startup, this backdoor makes a type A DNS request for the <hex-encoded 20-byte string> u.fdmpkg[.]org After parsing the response to the DNS request, the backdoor launches a reverse shell, using the secondary C2 server for communications. An Excel document was attached to the message. org domain.

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Malware Ransomware Encryption Energy and Utilities 138

eSecurity Planet

JUNE 8, 2023

It can be time consuming to establish these protocols on an organization’s DNS servers, but doing so will provide two key benefits. Email security tools offer features that screen emails for malicious content using antivirus, anti-spam, DNS, attachment, and other analytics.

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Firewall DNS Authentication Malware 81

eSecurity Planet

NOVEMBER 18, 2021

The Clearswift solution incorporates inbound threat protection (Avira, Sophos or Kaspersky antivirus ), an optional sandbox feature, data loss prevention technology to remove threats from messages and files, a multi-layer spam defence mechanism (including SPF, DKIM, DMARC), multiple encryption options, and advanced content filtering features.

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Phishing Malware Engineering Ransomware 126

Security Boulevard

JANUARY 17, 2024

Antivirus Inspection Not all RBI products will prioritize this time factor. When creating payloads such as Office documents, .pdf Be mindful of how you implement the password, though, as fully encrypting a document with a password may get the file blocked since it cannot be scanned. pdf files, etc.,

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DNS Penetration Testing Passwords Encryption 64

SecureList

JUNE 2, 2022

Full control over the DNS, meaning they can provide responses for non-existent domains. A variant we discovered (MD5 26064e65a7e6ce620b0ff7b4951cf340 ) also featured the ability to list available Wi-Fi networks. Injecting arbitrary TCP and UDP packets on the network, a capability through which they can send orders to WinDealer.

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Malware Encryption Social Engineering Telecommunications 137

Security Boulevard

MARCH 3, 2023

Alongside Google’s crackdown attempts, the cybersecurity community has undertaken the task of identifying these malicious sponsored links, documenting them, and reporting them to Google in the hopes that it removes them. Next-gen protective DNS. So what is the missing layer of defense in this real-world scenario?

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Phishing DNS Malware Software 59

Security Boulevard

MAY 17, 2023

Most of these steps could’ve been blocked with the aid of DNS protection. This document revealed Microsoft System Center as Target’s endpoint and point of sale (POS) management tool. It’s in this documentation that they found the details regarding the HVAC companies used by Target.

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Data breaches DNS Malware Phishing 52

eSecurity Planet

SEPTEMBER 26, 2024

DNS leak protection: ExpressVPN has secure DNS servers that your device uses when ExpressVPN is enabled. Surfshark One adds breach alerts, including identity and credit card threats and antivirus and webcam protection. Split tunneling: You can select which applications use the VPN and choose those that don’t.

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VPN Password Management Internet Internet 59

eSecurity Planet

MARCH 15, 2021

Not prioritizing a comprehensive policy can leave your team struggling to segment HTTP/2 applications and SSL decryption or at risk of attacks like DNS tunneling. Design documents and project plan. Read Also: Antivirus vs. EPP vs. EDR: How to Secure Your Endpoints . Enforce Adaptive Policies. Train the team.

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Firewall Architecture Technology Software 100

eSecurity Planet

FEBRUARY 23, 2024

To help you visualize the process better, we’ve also provided screenshots from Microsoft Azure’s application gateway documentation. ALG supports client requests by resolving its domain name via DNS and delivering the frontend IP address to the client. It often involves requests for files, web pages, or other internet services.

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Firewall VPN Network Security Architecture 105

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. If it quarantines important documents, it potentially does more harm than good. If the product is too resource intensive, a customer will complain it is slow.

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Malware Engineering Encryption Antivirus 138

Security Boulevard

NOVEMBER 19, 2024

This method has been publicly documented already.Sets custom exception handlers and triggers debugging exceptions to detect debugger single-stepping and breakpoints (including hardware breakpoints). This string is obtained from the legitimate DLL file CbsMsg.dll.Uses a VMEXIT assembly instruction (cpuid) to detect a virtualized environment.

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Antivirus Encryption Firewall Malware 52

eSecurity Planet

MARCH 22, 2023

Policies typically will be written documents that detail the requirements that will be enforced, such as password complexity. Similarly, spoofed domain name system (DNS) and IP addresses can redirect users from legitimate connections to dangerous and malicious websites. and mobile (phones, tablets, etc.)

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Firewall Network Security Penetration Testing Encryption 111

SecureList

APRIL 27, 2021

It was first publicly documented in 2014, in the aftermath of the Gamma Group hacking incident. On February 24, the National Security Defense Council of Ukraine (NSDC) publicly warned that a threat actor had exploited a national documents circulation system (SEI EB) to distribute malicious documents to Ukrainian public authorities.

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Malware Government Spyware Social Engineering 145