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 Accountability Technology 102

Security Affairs

AUGUST 7, 2019

group_d : from March 2019 to August 2019 The evaluation process would take care of the following Techniques: Delivery , Exploit , Install and Command. T1094) mainly developed using DNS resolutions (which is actually one of the main characteristic of the attacker group). group_a : from 2016 to August 2017 2.

Computers and Electronics 80

Computers and Electronics Penetration Testing DNS Phishing 80

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 85

DNS Wireless Malware Firewall 85

eSecurity Planet

DECEMBER 3, 2021

lazydocker : A simple terminal UI for both docker and docker-compose : [link] pic.twitter.com/HsK17rzg8m — Binni Shah (@binitamshah) July 1, 2019. Brian Krebs is an independent investigative reporter known for his coverage of technology, malware , data breaches , and cybercrime developments. Brian Krebs | @briankrebs.

Accountability 139

Accountability Cybersecurity Penetration Testing InfoSec 139

Security Affairs

NOVEMBER 12, 2019

The domain validtree.com is registered through namecheap.com on 2017-12-07T15:55:27Z but recently renewed on 2019-10-16T05:35:18Z. Building a re-directors or proxy chains is quite useful for attackers in order to evade Intrusion Prevention Systems and/or protections infrastructures based upon IPs or DNS blocks. net http[://com-mk84.net.

Cybercrime 41

Cybercrime Computers and Electronics Penetration Testing Malware 41

Security Affairs

MAY 2, 2019

Indeed we might observe a File-based command and control (a quite unusual solution) structure, a VBS launcher, a PowerShell Payload and a covert channel over DNS engine. According to Duo, “ OilRig delivered Trojans that use DNS tunneling for command and control in attacks since at least May 2016. Source: MISP Project ).

DNS 85

DNS Computers and Electronics Penetration Testing Government 85

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 (Golang implant) Backdoor Golang Described in our original blog post. Some samples contain traces of Russian language.

Malware 96

Malware DNS Government Software 96

Google Security

DECEMBER 1, 2022

From 2019 to 2022 the annual number of memory safety vulnerabilities dropped from 223 down to 85. From 2019 to 2022 it has dropped from 76% down to 35% of Android’s total vulnerabilities. This drop coincides with a shift in programming language usage away from memory unsafe languages. There are approximately 1.5

DNS 145

DNS Accountability Firmware Risk 145

SecureList

FEBRUARY 7, 2022

We have been tracking Roaming Mantis since 2018, and published five blog posts about this campaign: Roaming Mantis uses DNS hijacking to infect Android smartphones. It’s been a while since the last blog post, but we’ve observed some new activities by Roaming Mantis in 2021, and some changes in the Android Trojan Wroba.g (or

Phishing 86

Phishing DNS Mobile Malware 86

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 68

Wireless DNS Mobile Technology 68

CyberSecurity Insiders

APRIL 30, 2021

million attacks reported in the first half of 2020 – an increase of more than 250% compared to the same period in 2019. In this week’s blog post, we’ll take a deeper look at the recent growth in DDoS attacks and the threat they could pose for your organization. DDoS attacks are on the rise, with over 4.83

DDOS 144

DDOS Cyber Attacks DNS Threat Detection 144

Cisco Security

AUGUST 29, 2022

In part one of this issue of our Black Hat USA NOC (Network Operations Center) blog, you will find: Adapt and Overcome. I hope you will read on, to learn more lessons learned about the network and the part two blog about Cisco Secure in the NOC. Building the Hacker Summer Camp network, by Evan Basta. In short, we adapt and we overcome.

Engineering 83

Engineering Wireless Malware DNS 83

SecureList

JUNE 15, 2022

Company is a global organization that provides technologies and services for customers and specializes in design and implementation. Revenue: 8kk+$ (information is current as of 2019). There is access data to 2-3 domains of that network, the total number is 3-4, I don’t know exactly, see the screenshot below for DNS servers!

VPN 97

VPN Accountability Ransomware Encryption 97

SecureList

MAY 27, 2022

Late last year, we became aware of a UEFI firmware-level compromise through logs from our firmware scanner (integrated into Kaspersky products at the start of 2019). The group uses various malware families, including Wroba, and attack methods that include phishing, mining, smishing and DNS poisoning.

Phishing 110

Phishing Spyware Firmware Malware 110

SecureList

APRIL 27, 2021

One of the suspected FinFly Web servers was active for more than a year between October 2019 and December 2020. We investigated a long-running espionage campaign, dubbed A41APT, targeting multiple industries, including the Japanese manufacturing industry and its overseas bases, which has been active since March 2019.

Malware 142

Malware Spyware Government Social Engineering 142

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 135

Malware Firmware Government Phishing 135