NetSpi Executives

MARCH 19, 2024

Attack surface sprawl is a growing challenge with 76% of organizations experiencing some type of cyberattack that started through the exploit of an unknown, unmanaged, or poorly managed internet-facing asset. Active discovery is performed on all identified assets for ports, technologies, certificates, vulnerabilities, DNS records, etc.,

Penetration Testing 97

Penetration Testing DNS Technology Internet 97

Security Boulevard

JANUARY 30, 2024

Prior blog posts here and here contain additional background and usage examples. returning member SIDs and object types alongside local group member user names). Each of the four compatible BOFs serve as a type of “collector” for one of the functions discussed above. If that fails, the DNS suffix (e.g.,

DNS 61

DNS Data collection Accountability 61

Cisco Security

MAY 26, 2021

The following instance type is supported for each component. Traffic flow: The remote VPN user sends a DNS query for vpn.mydomain.com. Amazon Route 53 keeps track of all CNFW nodes, and it has “A record” for each node with weighted average load balancing enabled for incoming DNS requests. Scalable DC backhauls.

Firewall 103

Firewall VPN Architecture DNS 103

CyberSecurity Insiders

APRIL 14, 2023

This is the second blog in the series focused on PCI DSS, written by an AT&T Cybersecurity consultant. See the first blog relating to IAM and PCI DSS here. Application Each of these types of tests then needs to be applied to all appropriate in-scope elements of the cardholder data environment (CDE).

Penetration Testing 102

Penetration Testing DNS Passwords Accountability 102

Security Boulevard

MAY 17, 2023

Most of these steps could’ve been blocked with the aid of DNS protection. With cybercrime at record levels, businesses are on guard against a constantly growing number and variety of threats. That’s why so many businesses today are still in position to fall victim to the same types of attacks that were so successful a decade ago.

Data breaches 52

Data breaches DNS Malware Phishing 52

Cisco Security

MAY 12, 2022

Since the rapid escalation of the conflict in 2022, security researchers and analysts have been gathering information regarding the adversarial groups, malware, techniques, and types of attacks implemented [1, 5, 6]. The first part of this research is focused on WHOIS record analysis. Gamaredon [7]. Pteranodon [8]. upload-dt[.]hopto[.]org.

Malware 103

Malware DNS DDOS Phishing 103

McAfee

FEBRUARY 17, 2021

This blog will describe what domain age is, how domains are created and registered, domain age value, and how domain age can be used most effectively as a compliment to other web security tools. IANA manages the DNS root zone and TLDs (Top Level Domains like.com,org,edu, etc.) Determining Domain Age.

Internet 65

Internet Internet DNS Risk 65

SecureList

JULY 25, 2022

One of our industry partners, Qihoo360, published a blog post about an early variant of this malware family in 2017. DNS requests are performed in this fashion, using either Google’s DNS server (8.8.8[.]8) Affected devices. 9A7291FC90F56D8C46CC78397A6F36BB23C60F66. Wednesday, 12.08.2015 12:17:57 UTC. Infrastructure.

Firmware 144

Firmware DNS Malware Technology 144

Troy Hunt

NOVEMBER 1, 2017

Or if you like, set it up so that it can automatically block certain types of attacks. You may remember Scott from such blog posts as hacking the Nissan LEAF and indeed previous posts of his such as when he tore into NOMX. And then, when any are found, those visitors will let you know about it automatically. About Report URI.

Risk 187

Risk DNS Hacking 187

Duo's Security Blog

MARCH 2, 2022

The Universal Prompt provides a "frameless" experience (with OpenID Connect under the hood) that no longer renders the Duo Prompt inside an iframe.This circumvents the need to rely on an allowed hostnames list to provide security against domain name redirect and spoofing-type exploits.

Authentication 69

Authentication Phishing DNS Passwords 69

Troy Hunt

MARCH 9, 2022

Last month as part of my blog post on How Everything We're Told About Website Identity Assurance is Wrong , I spun up a Cloudflare Pages website for the first time and hosted digicert-secured.com there (the page has a seal on it so you know you can trust it). Do check that out if you're going to follow in my footsteps.

Passwords 350

Passwords DNS Accountability Risk 350

Malwarebytes

JULY 19, 2021

This blog post was authored by Erika Noerenberg. Because this IP address has not changed over several months, we investigated the passive DNS records to see if the infrastructure may have been used in other recent attacks. Introduction. 168 on port 8888. Protection. References.

Malware 144

Malware DNS Software Marketing 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. Figure 1: The ARM version of Elknot malware on MMD blog. The growth was very rapid at that time (Sept. We could say here to have a ““Mirai” idea “ante-litteram” 2 years before. Host: 193[.]201[.]224[.]238:8852rn.

DDOS 87

DDOS Malware Encryption Penetration Testing 87

Pen Test Partners

AUGUST 24, 2023

With that in mind, and for those that weren’t able to attend, here’s a follow-up blog post. MIT / Heimdal Now when it comes to Unix and Linux operating systems, MIT or Heimdal based stacks are typically used, but these stacks are not limited to *nix type machines. The samAccountName attribute is searched twice.

DNS 52

DNS Authentication Accountability Passwords 52

Kali Linux

OCTOBER 12, 2022

This blog post will be a brief overview of how to get started using the web interface, setting up a trigger as well as installing additional packages found in Kali Linux. MB/s 0+577993 records in 0+577993 records out 6442450944 bytes (6.4 port = 53 type = TXT,CNAME,MX server = 10.0.13.37 ** Peer verified with pre-shared secret!

Wireless 52

Wireless Passwords DNS Internet 52

Fox IT

JANUARY 12, 2021

This research project covers the fingerprinting of Cobalt Strike servers and is described in Fox-IT blog “ Identifying Cobalt Strike team servers in the wild ”. The goal of targeting some victims appears to be to obtain Passenger Name Records (PNR). The DNS-responses weren’t logged. Command and control (TA0011).

VPN 68

VPN Accountability Passwords DNS 68

Troy Hunt

NOVEMBER 25, 2020

Adult toys have been around forever and a day, they're not new, but recording their usage and storing it on the cloud is a whole different story. For some reason, the Shelly on my garage door is making a DNS request for api.shelly.cloud once every second! So, what's to be done about it? The good guys had it, the bad guys didn't.

IoT 358

IoT Firmware Risk Manufacturing 358

Malwarebytes

JULY 19, 2021

This blog post was authored by Erika Noerenberg. Because this IP address has not changed over several months, we investigated the passive DNS records to see if the infrastructure may have been used in other recent attacks. Introduction. 168 on port 8888. Protection. References.

Malware 52

Malware DNS Software Marketing 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. AbuseIPDB IP Checker.

DNS 73

DNS Wireless Malware Firewall 73

SecureList

FEBRUARY 16, 2021

The DTLS (Datagram Transport Layer Security) protocol is used to establish secure connections over UDP, through which most DNS queries, as well as audio and video traffic, are sent. Kaspersky has a long history of combating cyber threats, including DDoS attacks of all types and complexity. Duration and types of DDoS attacks.

DDOS 129

DDOS Cryptocurrency Marketing Internet 129

Cisco Security

MAY 27, 2022

In part one of our Black Hat Asia 2022 NOC blog , we discussed building the network with Meraki: . Device type spoofing event by Jonny Noble . Recorded Future threat intelligence. Device type spoofing event by Jonny Noble. Based on the user agent, the partner derived that the device type was an Apple iPhone.

Malware 72

Malware Accountability DNS Technology 72

Elie

DECEMBER 2, 2017

reported that these attacks exceeded 1Tbps—the largest on public record. What’s remarkable about these record-breaking attacks is they were carried out via small, innocuous Internet-of-Things (IoT) devices like home routers, air-quality monitors, and personal surveillance cameras. the blog of a famous security journalist and.

IoT 107

IoT DDOS Internet Internet 107

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. We appreciate alphaMountain.ai , Pulsedive and Recorded Future donating full licenses to the Black Hat USA 2023 NOC. AsyncRAT traffic record.

Wireless 60

Wireless DNS Mobile Technology 60

Malwarebytes

MAY 9, 2023

Depending on the campaign, attackers managed to exfiltrate snapshots, USB drives, keyboard strokes, and microphone recordings. As far as we know, attackers managed to exfiltrate on this target several screenshots, microphone recordings and some office documents. Indicators of Compromise OP#1 Type SHA256 Host 91[.]234.33.185

Surveillance 68

Surveillance Accountability DNS Encryption 68

Troy Hunt

JANUARY 10, 2018

million records on US consumers (this started a series events which ultimately led to me testifying in front of Congress ), South Africa had data on everyone living in the country (and a bunch of deceased folks as well) leaked by a sloppy real estate agent and data from Australia's Medicare system was being sold to anyone able to come up with $30.

Hacking 279

Hacking Government Risk Encryption 279

Pen Test Partners

OCTOBER 11, 2023

The server collects and records the results of queries. This query can be run against a single host, sub-groups based on variables such as OS type, computer name, or the entire estate. Image showing PowerShell OR Command as the parent process: Let’s go one further again and consider tracking Windows Event Log records.

Accountability 52

Accountability DNS Firewall Malware 52

Cisco Security

AUGUST 26, 2022

This new integration supports Umbrella proxy, cloud firewall, IP, and DNS logs. Enriching ISE with OT specific insights available with iSID’s DPI engine enables better decision making within ISE by providing additional context to categorize devices by their type/function within the OT environment. Read more here. Read more here.

Firewall 114

Firewall Authentication Passwords Threat Detection 114

SecureList

MAY 27, 2022

The group uses various malware families, including Wroba, and attack methods that include phishing, mining, smishing and DNS poisoning. You can find the recording of the webinar here and a summary/Q&A here. Since 2018, we have been tracking Roaming Mantis – a threat actor that targets Android devices. zip”).

Phishing 103

Phishing Spyware Firmware Malware 103

SecureList

APRIL 27, 2021

In November and December 2020, two public blog posts were published about this campaign. Although Lyceum still prefers taking advantage of DNS tunneling, it appears to have replaced the previously documented.NET payload with a new C++ backdoor and a PowerShell script that serve the same purpose.

Malware 139

Malware Spyware Government Social Engineering 139

SecureList

APRIL 27, 2022

On March 1, ESET published a blog post related to wipers used in Ukraine and to the ongoing conflict: in addition to HermeticWiper, this post introduced IsaacWiper, used to target specific machines previously compromised with another remote administration tool named RemCom, commonly used by attackers for lateral movement within compromised networks.

Malware 131

Malware Firmware Government Phishing 131

ForAllSecure

MARCH 24, 2021

What’s nice is that the fuzz program recorded what input had been sent, and that record allowed other researchers to later reproduce the crashes, and isolate the vulnerabilities for themselves. There are of course different types of fuzzers random, generational, protocol -- and we are not going to get into all of them here.

Software 52

Software Passwords Internet Internet 52

ForAllSecure

MARCH 24, 2021

What’s nice is that the fuzz program recorded what input had been sent, and that record allowed other researchers to later reproduce the crashes, and isolate the vulnerabilities for themselves. There are of course different types of fuzzers random, generational, protocol -- and we are not going to get into all of them here.

Software 52

Software Passwords Internet Internet 52

Troy Hunt

DECEMBER 10, 2019

Because it's an absolutely terrible idea, which brings me to the catalyst for this blog post: We don't allow users to pick passwords so that we don't store any of your sensitive information. Clearly, you're not going to remember the password so you need to record it somewhere, but where? But how do you login next time?

Passwords 162

Passwords Password Management Accountability Authentication 162