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 112

DNS DDOS Firewall Architecture 112

McAfee

DECEMBER 10, 2021

To complete this process, it will download and execute any remote classes required. 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. We may update this document accordingly with results.

DNS 125

DNS Architecture Internet Internet 125

SecureList

OCTOBER 25, 2023

The infection The first detected shellcode was located within the WININIT.EXE process, which has the ability to download binary files from bitbucket[.]org Notably, the Downloads folder, which would normally contain compiled project binaries, contains five binary files: delta.dat , delta.img , ota.dat , ota.img , and system.img.

Malware 107

Malware DNS Encryption Cryptocurrency 107

Security Affairs

OCTOBER 23, 2018

” The malware was first spotted in late August, at the time operators were issuing commands to instruct devices into downloading a malicious code that was composed of three components, a downloader, the main bot, and the Lua command script. The IoT malware ran only on systems with an x86 architecture.

IoT 80

IoT DDOS Architecture Malware 80

Fox IT

JUNE 2, 2020

It should be noted that in very early versions of the loader binaries (2342C736572AB7448EF8DA2540CDBF0BAE72625E41DAB8FFF58866413854CA5C), the developers were using the Windows BITS functionality in order to download the backdoor. Next, the loader fingerprints the Windows architecture. The loader contains two ‘.bazar’ Description.

Malware 48

Malware DNS Architecture Backups 48

Security Affairs

OCTOBER 20, 2021

The payload fetched by the PowerShell targets 64-bit architecture systems, it is a long script consisting of three components: Tater (Hot Potato – privilege escalation) PowerSploit Embedded exploit bundle binary (privilege escalation). Most of the servers are located in China and belong to the infrastructure of the PurpleFox botnet.

Encryption 90

Encryption DNS Architecture Firewall 90

Kali Linux

FEBRUARY 13, 2022

This release brings various visual updates and tweaks to existing features, and is ready to be downloaded or upgraded if you have an existing Kali Linux installation. Download Kali Linux 2022.1 Start downloading already! The summary of the changelog since the 2021.4 The summary of the changelog since the 2021.4

DNS 52

DNS Architecture Media Encryption 52

Malwarebytes

FEBRUARY 10, 2023

Some DDoS protection solutions use DNS redirection to persistently reroute all traffic through the protectors’ network, which is cloud-based and can be scaled up to match the attack. From there, the normal traffic can be rerouted to the target of the attack or their alternative architecture.

DDOS 85

DDOS Healthcare Computers and Electronics Government 85

eSecurity Planet

JANUARY 5, 2024

3 Main Types of Firewall Policies 9 Steps to Create a Firewall Policy Firewall Configuration Types Real Firewall Policy Examples We Like Bottom Line: Every Enterprise Needs a Firewall Policy Free Firewall Policy Template We’ve created a free generic firewall policy template for enterprises to download and use.

Firewall 102

Firewall Penetration Testing DNS Network Security 102

SecureList

MAY 17, 2021

It may also use social engineering to convince victims to download a smartphone app. Bizarro is distributed via MSI packages downloaded by victims from links in spam emails. Once launched, Bizarro downloads a ZIP archive from a compromised website. Bizarreland. Typical malicious message sent by Bizarro operators.

Banking 140

Banking Social Engineering Malware Engineering 140

SecureList

SEPTEMBER 21, 2023

DDoS ads distributed by month, H1 2023 ( download ) The price of a service like that is driven by numerous factors that determine attack complexity, such as DDoS protection, CAPTCHA, and JavaScript verification on the victim’s side. DNS changer Malicious actors may use IoT devices to target users who connect to them.

IoT 86

IoT DDOS Passwords Malware 86

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

ForAllSecure

MARCH 24, 2020

opkg downloads packages from downloads.openwrt.org , so my plan was to let this domain name point to 127.0.0.1 To test if opkg would indeed download packages from a custom network connection, I set up a local web server and created a file consisting of random bytes. Mayhem can serve data either from a file or from a network socket.

DNS 59

DNS Software Architecture Accountability 59

ForAllSecure

MARCH 24, 2020

opkg downloads packages from downloads.openwrt.org , so my plan was to let this domain name point to 127.0.0.1 To test if opkg would indeed download packages from a custom network connection, I set up a local web server and created a file consisting of random bytes. Mayhem can serve data either from a file or from a network socket.

DNS 52

DNS Software Architecture Accountability 52

ForAllSecure

MARCH 25, 2020

opkg downloads packages from downloads.openwrt.org , so my plan was to let this domain name point to 127.0.0.1 To test if opkg would indeed download packages from a custom network connection, I set up a local web server and created a file consisting of random bytes. Mayhem can serve data either from a file or from a network socket.

DNS 52

DNS Software Architecture Accountability 52

Security Affairs

OCTOBER 21, 2019

The PortReuse backdoor has a modular architecture, experts discovered that its components are separate processes that communicate through named pipes. Experts detected multiple PortReuse variants with a different NetAgent but using the same SK3.

Malware 46

Malware Passwords Advertising DNS 46

Security Affairs

APRIL 1, 2019

They are not aiming servers with x32 or x64 architecture but the router devices that runs on Linux too.” In THIS dropped ELF you can see well the downloader and the persistence installer in the same file.”. See the next figure for the explanation: Figure 4: Snapshot of the Installer/downloader. On the MMD blog.

DDOS 85

DDOS Malware Encryption Penetration Testing 85

CyberSecurity Insiders

JANUARY 31, 2021

When the victim downloads and installs the app, the ransomware encrypts system files and sends an SMS text to the victim’s contact list, encouraging them to use download and install that app. #5: It does not use your production storage, DNS, or Active Directory. 5: A Well-Funded Ransomware Industry?

Ransomware 40

Ransomware Backups Encryption Healthcare 40

Security Affairs

DECEMBER 20, 2018

N051118 ), where the malicious payload was dropped abusing a macro-enabled word document able to download the malicious DLL paylaod. The malware tries to connect to the remote host 149.154.157.104 (EDIS-IT IT) through an encrypted SSL channel, then it downloads other components and deletes itself from the filesystem.

Banking 74

Banking Malware Internet Internet 74

McAfee

DECEMBER 22, 2021

This string can force the vulnerable system to download and run a malicious script from the attacker-controlled system, which would allow them to effectively take over the vulnerable application or server. Attack Chain and Defensive Architecture. identify outbound communication attempts to known C2 domains through DNS or Web traffic.

Malware 98

Malware Risk Internet Internet 98

Kali Linux

FEBRUARY 23, 2021

This edition brings enhancements of existing features, and is ready to be downloaded or upgraded if you have an existing Kali Linux installation. Download Kali Linux 2021.1 Start downloading already! kali3-amd64 NOTE: The output of uname -r may be different depending on the system architecture.

Wireless 52

Wireless Firmware DNS Architecture 52

Vipre

JANUARY 22, 2021

Protect from malicious file downloads. Inspect binaries downloaded from the web for malicious behavior using techniques such as sandboxing (behavior-based) and malware scanning (signature-based). DNS Redirection is a great start, but must be supplemented by other technologies to be truly secure. Protect from malicious downloads.

DNS 40

DNS Architecture Encryption Malware 40

eSecurity Planet

NOVEMBER 3, 2022

Deploy Anti-DDoS Architecture : Design resources so that they will be difficult to find or attack effectively or if an attack succeeds, it will not take down the entire organization. DNS servers can be specifically targeted by attackers and vulnerable to various types of attacks. For more information, see How to Prevent DNS Attacks.

DDOS 124

DDOS Firewall DNS Architecture 124

Cisco Security

AUGUST 29, 2022

25+ Years of Black Hat (and some DNS stats), by Alejo Calaoagan. Cisco is a Premium Partner of the Black Hat NOC , and is the Official Wired & Wireless Network Equipment, Mobile Device Management, DNS (Domain Name Service) and Malware Analysis Provider of Black Hat. Umbrella DNS into NetWitness SIEM and Palo Alto Firewall .

DNS 73

DNS Wireless Malware Firewall 73

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 69

DNS Malware Accountability Wireless 69

McAfee

SEPTEMBER 14, 2021

In particular, we saw the following hardcoded value that might be another payload being downloaded: sery.brushupdata.com/CE1BC21B4340FEC2B8663B69. The PlugX families we observed used DNS [ T1071.001 ] [ T1071.004 ] as the transport channel for C2 traffic, in particular TXT queries. Application layer protocol: DNS. Windows NT 6.3;

Malware 144

Malware DNS Accountability Manufacturing 144

eSecurity Planet

DECEMBER 15, 2021

SWGs achieve this by blocking web-based attacks that forward malware, phishing , drive-by downloads, ransomware, supply chain attacks , and command-and-control actions. Elastic and scalable serverless architecture and auto-scaling. Agent-based, proxy-free architecture. SSL inspection. Multi-tenancy. 99.999% availability.

Digital transformation 93

Digital transformation Engineering Internet Internet 93

eSecurity Planet

MARCH 14, 2023

Other hackers might use a spoofed domain name system (DNS) or IP addresses to redirect users from legitimate connections (to websites, servers, etc.) Other users might attempt to exceed their intended access, such as when the marketing intern attempts to access an R&D file server and download IP in development.

Network Security 95

Network Security Firewall Penetration Testing Encryption 95

Security Affairs

APRIL 27, 2023

The malware achieves persistence via a new service instance , experts also observed the attackers attempting to download two IIS backdoors from [link] BellaCiao uses a unique approach of domain name resolution and parsing of the returned IP address to receive instructions from C2 server. ” reads the report published by the experts.

Malware 97

Malware DNS Media Architecture 97

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. It was humorous to see the number of Windows update files that were downloaded at this premier cybersecurity conference.

Wireless 60

Wireless DNS Mobile Technology 60

SecureList

OCTOBER 19, 2021

Over the years, Trickbot has acquired dozens of auxiliary modules that steal credentials and sensitive information, spread it over the local network using stolen credentials and vulnerabilities, provide remote access, proxy network traffic, perform brute-force attacks and download other malware. This module is a simple downloader.

Banking 136

Banking Passwords VPN Internet 136

SecureList

MAY 31, 2021

Judging from the main features of the P8RAT and SodaMaster backdoors, we believe these modules are downloaders responsible for downloading further malware which we have so far been unable to obtain. It then downloads and installs the miner. The sample extracts a URL from the “downloadURL” field for the next download.

Malware 94

Malware Adware Encryption Architecture 94

CyberSecurity Insiders

NOVEMBER 19, 2021

The ETP app is capable of grabbing a range of ETP events—including threat, AUP (Acceptable User Policy), DNS activity, network traffic, and proxy traffic events—and feeding them into the robust USM Anywhere correlation engine for threat detection and enrichment. Voice of the vendor.

Threat Detection 132

Threat Detection Engineering DNS Architecture 132

McAfee

SEPTEMBER 14, 2021

In this blog, our Pre-Sales network defenders describe how you can defend against a campaign like Operation Harvest with McAfee Enterprise’s MVISION Security Platform and security architecture best practices. Below is an overview of how you can defend against attacks like Operation Harvest with McAfee’s MVISION Security Architecture.

Architecture 87

Architecture DNS Cyber Attacks Phishing 87

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 53

Phishing DNS Authentication Risk 53

Cisco Security

DECEMBER 14, 2022

Delivering all the key capabilities of the other appliances in the 3100 series such as Clustering, Dual Power Supplies and Network Module support, as well as impressive performance from Firewall, VPN and TLS decryption thanks to the new architecture, the 3105 model targets the lower end of the mid-range with 10Gbps throughput.

Firewall 133

Firewall VPN Encryption DNS 133

eSecurity Planet

MARCH 22, 2023

Similarly, spoofed domain name system (DNS) and IP addresses can redirect users from legitimate connections to dangerous and malicious websites. Additional protection may be deployed using browser security, DNS security, or secure browsers to protect endpoints from malicious websites.

Firewall 107

Firewall Network Security Penetration Testing Encryption 107