McAfee

DECEMBER 10, 2021

The most popular lookup currently being seen in both PoCs and active exploitation is utilizing LDAP; however, other lookups such as RMI and DNS are also viable attack vectors. This was done using the public Docker container , and a client/server architecture leveraging both LDAP and RMI, along with marshalsec to exploit log4j version 2.14.1.

DNS 125

DNS Architecture Internet Internet 125

Security Affairs

APRIL 27, 2023

The malicious code performs a DNS request every 24 hours to resolve a subdomain (hardcoded string unique for each victim). “The executable code of BellaCiao compares a resolved IP address returned by a DNS server under the control of a threat actor with an IP address that has been hardcoded into the program.

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Malware DNS Media Architecture 98

Security Boulevard

MAY 10, 2023

HYAS has published multiple internal studies demonstrating how powerful this data actually is in various HYAS blogs , but of course the ultimate proof is third-party validation. By utilizing unique and bespoke data, assembled and correlated in the right way, HYAS has actually created the most effective Protective DNS solution on the planet.

DNS 69

DNS CISO Architecture Data privacy 69

Cisco Security

DECEMBER 22, 2022

Cisco Umbrella : DNS visibility and security. As a NOC team comprised of many technologies and companies, we are pleased that this Black Hat NOC was the most integrated to date, to provide an overall SOC cybersecurity architecture solution. Integrating Security. Cisco Webex : for incident delivery and collaboration.

DNS 102

DNS Malware Accountability Wireless 102

Security Boulevard

FEBRUARY 7, 2024

Germany-based independent security evaluators AV-TEST found that HYAS Protect Protective DNS is the most effective operational resiliency solution on the market today to drive business continuity and continued operations. While businesses’ entire security stacks do matter, it’s impossible to stop all nefarious activity beforehand.

DNS 69

DNS Architecture Marketing Cyber threats 69

McAfee

SEPTEMBER 14, 2021

McAfee customers are protected from the malware/tools described in this blog. A more detailed blog with specific recommendations on using the McAfee portfolio and integrated partner solutions to defend against this attack can be found here. The hardcoded 208.67.222.222 resolves to a legitimate OpenDNS DNS server. Windows NT 6.3;

Malware 144

Malware DNS Accountability Manufacturing 144

Security Affairs

APRIL 1, 2019

2014), as described on the MMD blog when MMD detected 5 variants active under almost 15 panels scattered in China network. On the MMD blog. They are not aiming servers with x32 or x64 architecture but the router devices that runs on Linux too.” Figure 1: The ARM version of Elknot malware on MMD blog.

DDOS 110

DDOS Malware Encryption Penetration Testing 110

Duo's Security Blog

DECEMBER 21, 2021

With the new architecture, if a user (for example, Sally) wants to connect to their desktop (for example, sallys-desktop.example.local ), which is inside the corporate network, they simply open their RDP client and connect to sallys-desktop.rdp.example.com. We’ve worked hard to replicate this seamless experience for RDP connections.

VPN 109

VPN Authentication DNS Architecture 109

McAfee

FEBRUARY 4, 2021

This blog is part of our SOCwise series where we’ll be digging into all things related to SecOps from a practitioner’s point of view, helping us enable defenders to both build context and confidence in what they do. . And they didn’t even give it a DNS look up until almost a year later.

DNS 102

DNS Firewall Technology Accountability 102

Duo's Security Blog

MAY 10, 2023

Effectively protecting complex networks against sophisticated phishing attacks involves a comprehensive security stack including multi-factor authentication (MFA) , single sign-on (SSO) , and domain name system (DNS) security. Domain name system security (DNS) is another layer of protection that stops users from ever opening fraudulent links.

Phishing 59

Phishing DNS Authentication Risk 59

Security Boulevard

AUGUST 15, 2024

There are many ways to achieve cyber resilience – one of them is through the deployment of Protective DNS. That’s just one of the reasons it’s recommended by CISA and the NSA , it’s a recommended part of a SASE architecture, and is being asked about in cyber insurance attestation questionnaires.

DNS 69

DNS Cyber Insurance Social Engineering Insurance 69

McAfee

FEBRUARY 5, 2021

Ephemeral C2 servers and single-use DNS entries per asset (not target enterprise) were some of the more well-planned (yet relatively simple) behaviors seen in the Sunburst attack. This blog is a summary of the SOCwise Conversation on January 25th 2020. Watch for the next one! Watch for the next one! .

DNS 58

DNS Architecture Software Authentication 58

Security Boulevard

APRIL 18, 2024

Furthermore, our seamless integration with leading security components such as Microsoft Defender for Endpoint and other EDR/XDR solutions ensures a cohesive defense architecture that maximizes efficacy, minimizes response times, and allows for unparalleled deployment flexibility and configuration.

Digital transformation 64

Digital transformation Architecture Cyber threats DNS 64

Cisco Security

MAY 17, 2021

Which architecture should you choose for worldwide delivery of performant connectivity and top-notch security? This is what SASE (Secure Access Service Edge) is all about, and here at Cisco, we’ve spent the last few years perfecting the architecture and approach to help our customers address their new and evolving needs.

Firewall 81

Firewall Architecture Internet Internet 81

Security Boulevard

JUNE 14, 2023

HYAS Insight Threat researchers, fraud researchers and threat investigators around the world can take the indicators of compromise (IOCs) they find, plug them into our data lake, and understand everything they need to know about an attack and the overall campaign architecture. HYAS Protect is for the corporate environment.

DNS 101

DNS Malware Financial Services Architecture 101

Cisco Security

AUGUST 26, 2022

This new integration supports Umbrella proxy, cloud firewall, IP, and DNS logs. They include various items like DKIM key inspections, DNS Resource Records and more. Because of Bitglass’ agentless architecture, the joint solution can secure any app, any device, anywhere. A blog on the integration is also available here.

Firewall 144

Firewall Authentication Passwords Threat Detection 144

The Last Watchdog

OCTOBER 19, 2021

This sketch by Joanna Rutkowska, one of the founding scientists, is a visualization of the groundbreaking data management architecture Wildland proposes. Users can create bridges and share part of their file systems with others without relying on any centralized databases or lookup systems like DNS, for example.

Internet 223

Internet Internet Cryptocurrency Software 223

Security Affairs

DECEMBER 20, 2018

exe process according to the architecture of the compromised host. Every DNS call from victim computer to internet, matching with the list of banking sites hard-coded in the malware, will be modified; the malware adds in the original page a piece of javascript to steal sensible information such as username, password and session cookie.

Banking 106

Banking Malware Internet Internet 106

McAfee

DECEMBER 22, 2021

In this blog, we present an overview of how you can mitigate the risk of this vulnerability exploitation with McAfee Enterprise solutions. Attack Chain and Defensive Architecture. As we are writing this blog, on MVISION Insights there are 1,813 IOCs including MD5, SHA256, URL, IP, DOMAIN, HOSTNAME. In ENS (Endpoint Security) 10.7

Malware 98

Malware Risk Internet Internet 98

Fox IT

SEPTEMBER 25, 2024

This blog post reviews the evolution of one of Fox-IT’s evasive tools, designed to aid in payload delivery during Red Teaming engagements. The Anatomy of an Instruction To keep the virtual machine architecture simple, an instruction format was created to be consistent in length between instruction and operand types.

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Malware Engineering Encryption Antivirus 138

Security Boulevard

NOVEMBER 20, 2023

Get unprecedented visibility into the origins of attacks, the campaign infrastructure being used, and the architecture likely to be used against you in the future. HYAS Insight provides threat and fraud response teams with never-before-seen visibility into everything you need to know about an attack.

Malware 72

Malware Spyware DNS Architecture 72

Cisco Security

AUGUST 28, 2023

XDR (eXtended Detection and Response) Integrations At Black Hat USA 2023, Cisco Secure was the official Mobile Device Management, DNS (Domain Name Service) and Malware Analysis Provider. SCA detected 289 alerts including Suspected Port Abuse, Internal Port Scanner, New Unusual DNS Resolver,and Protocol Violation (Geographic).

Wireless 94

Wireless DNS Mobile Technology 94

Security Boulevard

APRIL 4, 2022

On September 15, 2021, the DNS records for acme-v01.api.letsencrypt.org Other automation standards include the Enrollment over Secure Transport (EST) and the Simple Certificate Enrollment Protocol (SCEP) as well as solutions associated with enterprise architectures like Microsoft Active Directory. api.letsencrypt.org were removed.

Encryption 52

Encryption Authentication DNS Risk 52

Fox IT

JUNE 2, 2020

The purpose of this blog post is to describe the functionality of the two components, the loader and the backdoor. Next, the loader fingerprints the Windows architecture. Once the Windows architecture has been identified, the loader carries out the download. The loader contains two ‘.bazar’

Malware 48

Malware DNS Backups Architecture 48

Cisco Security

MAY 27, 2022

In part one of our Black Hat Asia 2022 NOC blog , we discussed building the network with Meraki: . In addition to the Meraki networking gear, Cisco Secure also shipped two Umbrella DNS virtual appliances to Black Hat Asia, for internal network visibility with redundancy, in addition to providing: .

Malware 104

Malware Accountability Technology DNS 104

Kali Linux

FEBRUARY 13, 2022

It’s a large one, so it’s going to have its own blog post once ready to help demonstrate its importance to us. kali3-amd64 NOTE: The output of uname -r may be different depending on the system architecture. We have a RSS feeds & newsletter of our blog ! This one is for you bare-metal installers! Edit: Now out !

DNS 52

DNS Architecture Media Encryption 52

Security Affairs

JANUARY 15, 2020

If so we are facing a state-sponsored group with high capabilities in developing persistence and hidden communication channels (for example over DNS) but without a deep interest in exploiting services. Original Post published on Ramilli’s blog: Iranian Threat Actors: Preliminary Analysis. Cleaver TTP.

Computers and Electronics 98

Computers and Electronics Penetration Testing Malware Government 98

CyberSecurity Insiders

APRIL 6, 2023

This is the first of a series of consultant-written blogs around PCI DSS. GoDaddy, Network Solutions) DNS service (E.g., GoDaddy, Network Solutions) DNS service (E.g., Many organizations have multiple IAM schemes that they forget about when it comes to a robust compliance framework such as PCI DSS.

Accountability 57

Accountability DNS DDOS Architecture 57

Centraleyes

NOVEMBER 11, 2024

Effort Level: Medium Teams Involved: IT, Security, and Compliance teams Step 4: Design Zero Trust Security Architecture Objective : Develop the structural framework for your Zero Trust security model. Begin network segmentation and deploy DNS filtering. Implement MDM and endpoint protection. Core Concepts of Zero Trust 1.

Authentication 59

Authentication Risk Threat Detection Technology 59

Pen Test

DECEMBER 10, 2024

Select “Active Directory Domain Services” and “DNS Server.” Step 4: DNS and DHCP Configuration Verify DNS Settings: After the DC restarts, ensure the DNS role is correctly configured by opening DNS Manager from Server Manager > Tools. The server will reboot automatically upon completion.

Penetration Testing 40

Penetration Testing Firewall DNS Wireless 40

Kali Linux

FEBRUARY 23, 2021

Kali’s Website Until recently, the only way you could be reading this would have been from our RSS feed or directly from our blog (as we only recently made the announcement of the Kali Newletter ). kali3-amd64 NOTE: The output of uname -r may be different depending on the system architecture. " VERSION_ID="2021.1"

Wireless 52

Wireless DNS Firmware Architecture 52

Kali Linux

NOVEMBER 27, 2022

In Secure Kali Pi (2022) , the first blog post in the Raspberry Pi series, we set up a Raspberry Pi 4 with full disk encryption. Re4son-v8+ Architecture: arm64 And then edit the /etc/hosts file as well, changing the line that has kali-raspberry-pi in it to be DESKTOP-UL8M7HT : 127.0.1.1 DESKTOP-UL8M7HT 127.0.0.1 usr/lib/modules/5.15.44-Re4son-v8l+/kernel/drivers/net/wireless/broadcom/brcm80211

Firmware 52

Firmware Wireless Passwords VPN 52

Fox IT

JUNE 23, 2020

However, a bug is included in the architecture identification code. The ransomware authors use a well-known method to identify the operating system architecture. Figure 2: Decompilation showing method used to identify operating system architecture. The issue is that this does not work on Windows 10 systems. Windows NT 6.3;

Ransomware 44

Ransomware Encryption Malware Architecture 44

Security Boulevard

NOVEMBER 19, 2024

In this blog, Zscaler ThreatLabz provides an in-depth analysis of Raspberry Robin’s functionality, including its execution layers, obfuscation methods, and network communication process along with its latest exploits.Key TakeawaysRaspberry Robin uses an extensive set of anti-analysis methods.

Antivirus 52

Antivirus Encryption Firewall Malware 52

Cisco Security

AUGUST 29, 2022

In part one of our Black Hat USA 2022 NOC blog, we discussed building the network with Meraki: Adapt and Overcome. 25+ Years of Black Hat (and some DNS stats), by Alejo Calaoagan. If there is a specific DNS attack that threatened the conference, we supported Black Hat in blocking it to protect the network.

DNS 103

DNS Wireless Malware Firewall 103

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. DNS traffic at Record Low.

DNS 145

DNS Firewall Malware Phishing 145

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. HYAS Protect now supports “split-horizon DNS” for handling DNS requests differently depending upon whether the employee is on-network or off. Not if we can help it!

DNS 49

DNS Architecture Cyber threats Malware 49