Krebs on Security

MARCH 2, 2020

HYAS said it quickly notified the French national computer emergency team and the FBI about its findings, which pointed to a dynamic domain name system (DNS) provider on which the purveyors of this attack campaign relied for their various malware servers. ‘FATAL’ ERROR.

DNS 276

DNS Penetration Testing Malware Hacking 276

Cisco Security

AUGUST 12, 2021

This requires a robust connection to the Internet (Lumen and Gigamon), firewall protection (Palo Alto Networks), segmented wireless network (Commscope Ruckus) and network full packet capture & forensics and SIEM (RSA NetWitness); with Cisco providing cloud-based security and intelligence support. From Russia With Love. Recorded Future.

DNS 137

DNS Firewall Malware Phishing 137

Security Affairs

OCTOBER 5, 2020

The experts are monitoring the Mirai-based botnet since November 2019 and observed it exploiting two Tenda router 0-day vulnerabilities to spread a Remote Access Trojan (RAT). ” When the botnet was first detected in 2019, experts noticed it was exploiting the Tenda zero-day flaw tracked as CVE-2020-10987.

IoT 145

IoT Firmware Advertising DNS 145

Security Affairs

JULY 30, 2019

“As an example of this scenario, consider how such an attack can take over the SonicWall firewall, which runs on the impacted VxWorks OS.” “ According to Shodan , there are over 808K SonicWall firewalls connected to the Internet, representing a similar number of networks that these devices defend.”

Risk 107

Risk IoT Firewall DNS 107

Security Affairs

SEPTEMBER 26, 2024

In August, Volexity researchers reported that a China-linked APT group, tracked as StormBamboo (aka Evasive Panda , Daggerfly , and StormCloud), successfully compromised an undisclosed internet service provider (ISP) in order to poison DNS responses for target organizations. The company linked the attacks to StormBamboo APT group.

Internet 136

Internet Internet DNS Telecommunications 136

Security Affairs

MARCH 16, 2021

“The attacks are still ongoing at the time of this writing.

Wireless 142

Wireless IoT DNS VPN 142

Security Affairs

MARCH 22, 2020

The expert Bob Diachenko has discovered an unsecured Elasticsearch install belonging to a UK security firm that contained 5 billion records of data leaked in previous incidents that took place between 2012 and 2019. ” wrote Security Discovery’s researcher Bob Diachenko.

Data breaches 111

Data breaches Advertising DNS Engineering 111

Cisco Security

AUGUST 11, 2021

We looked at REvil, also known as Sodinokibi or Sodin, earlier in the year in a Threat Trends blog on DNS Security. In it we talked about how REvil/Sodinokibi compromised far more endpoints than Ryuk, but had far less DNS communication. Figure 1-DNS activity surrounding REvil/Sodinokibi. Changing firewall rules.

Ransomware 128

Ransomware DNS Encryption Backups 128

Security Affairs

JANUARY 10, 2020

Hundreds of millions of Broadcom-based cable modems are at risk of remote hijacking due to the presence of a vulnerability dubbed Cable Haunt, CVE-2019-19494. A ‘DNS Rebinding’ attack allows any website to create a DNS name that they are authorized to communicate with, and then make it resolve to localhost.

Firmware 96

Firmware DNS Manufacturing Advertising 96

Cisco Security

MARCH 16, 2021

In fact, 63% of threats detected by Cisco Stealthwatch in 2019 were in encrypted traffic. In this blog I’ll describe two recent privacy advances—DNS over HTTPS (DoH) and QUIC—and what we’re doing to maintain visibility. Keeping your destination private: DNS over HTTPS. Until recently, DNS messages were sent in the clear.

Encryption 86

Encryption DNS Threat Detection Internet 86

Security Affairs

OCTOBER 20, 2021

The package also sets two registry values under the key “HKLMSYSTEMCurrentControlSetControlSession Manager” and runs a.vbs script that creates a Windows firewall rule to block incoming connections on ports 135, 139, and 445. . The final backdoor is a DLL file protected by the VMProtect.

Encryption 121

Encryption DNS Architecture Firewall 121

Security Affairs

MARCH 22, 2020

The expert Bob Diachenko has discovered an unsecured Elasticsearch install belonging to the security firm Keepnet Labs that contained 5 billion records of data leaked in previous incidents that took place between 2012 and 2019. ” wrote Security Discovery’s researcher Bob Diachenko.

Data breaches 93

Data breaches Advertising DNS Engineering 93

Security Affairs

JULY 27, 2020

According to our estimate, CoAP can reach up to 32 times (32x) amplification factor, which is roughly between the amplification power of DNS and SSDP.”. Another protocol exploited by threat actors in the wild is the Web Services Dynamic Discovery (WS-DD), experts observed large scale DDoS attacks in May and August 2019.

DDOS 142

DDOS IoT Internet Internet 142

Security Affairs

OCTOBER 20, 2021

CrowdStrike researchers reported that at least 13 telecommunication companies were compromised by since 2019. ” The hacking group initially compromised one of the telecommunication companies by leveraging external DNS (eDNS) servers which are part of the General Packet Radio Service (GPRS) network. .

Telecommunications 141

Telecommunications Mobile Hacking Architecture 141

eSecurity Planet

SEPTEMBER 24, 2021

InsightIDR comes with several dashboard views that give administrators visibility into network activity like firewall traffic, blocked traffic by port and IP, total DNS traffic, and DNS queries. Between 2019 and 2020, Rapid7’s gross revenue increased by more than 26%, from $326 million to $411 million. Rapid7 Competitors.

DNS 120

DNS Technology Cybersecurity Data collection 120

eSecurity Planet

SEPTEMBER 25, 2023

Cloudflare became a public company in 2019 when it listed under the stock symbol “NET” on the NYSE. The lowest tier of Cloudflare One provides support for 50 users maximum, 24 hours of activity logging, and up to three network locations for office-based DNS filtering.

DNS 88

DNS DDOS IoT Firewall 88

McAfee

FEBRUARY 4, 2021

In this case, SolarWinds knew as far back as 2018, early 2019, that they had a registration domain registered for it already. And they didn’t even give it a DNS look up until almost a year later. But the code application 2019 was weaponization in 2020. The attempts to bypass the firewalls can be turned into detections.

DNS 102

DNS Firewall Accountability Technology 102

eSecurity Planet

AUGUST 11, 2023

Traditional networking either causes operations bottlenecks by forcing all traffic to route through centralized firewalls or exposes remote assets and cloud resources to attack. Implementing SASE Bottom Line: Implement SASE to Improve Security and Operations What Problem Does SASE Solve?

Firewall 103

Firewall IoT Technology Internet 103

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. Meraki syslogs into NetWitness SIEM and Palo Alto Firewall.

DNS 76

DNS Wireless Malware Firewall 76

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. Engineers can also measure traffic patterns for a given application via the total number of DNS queries, DNS replies, HTTP requests received, or HTTP connections established on a per-hour basis.

DDOS 144

DDOS Cyber Attacks DNS Threat Detection 144

eSecurity Planet

SEPTEMBER 26, 2023

Physical appliances provide functionality for routing wide area networks (WANs), stateful firewalls, SD-WANs, NGFW, antivirus, intrusion prevention services (IPS), and unified threat management (UTM) capabilities for local networks. Microsoft Azure Microsoft Hyper-V 2016/2019 R2/2019 VMware ESXi up to 7.0

Firewall 94

Firewall Software Internet Internet 94

eSecurity Planet

MAY 28, 2021

Whether it’s a VPN , firewall , or remote access server, unauthorized entry via network gateways is a problem. Significant gateway vulnerabilities include MS Exchange’s ProxyLogon, SonicWall’s Pulse VPN flaw in 2019, and an SQL injection vulnerability in early 2021. Also Read: How to Prevent DNS Attacks.

Software 108

Software DNS Firmware VPN 108

eSecurity Planet

MARCH 25, 2022

Check Point is a veteran enterprise security vendor that integrates remote access capabilities into every next-generation firewall (NGFW). Partnering with SentinelOne , N-able launched its endpoint detection and response (EDR) and password management solutions in 2019. Check Point.

VPN 118

VPN Software Authentication Encryption 118

eSecurity Planet

DECEMBER 17, 2021

In the Gartner Magic Quadrant for Cloud Access Security Brokers, Forcepoint was a Niche Player in 2018 and 2019 before becoming a Visionary in 2020. In the Gartner Magic Quadrant for Cloud Access Security Brokers, Palo Alto Networks was a Niche Player three times between 2017 and 2019. Recognition for Forcepoint.

Risk 135

Risk Firewall Authentication Encryption 135

eSecurity Planet

FEBRUARY 16, 2021

Experts say the best defense is a multi-pronged network security strategy that includes a firewall, anti-malware software, network monitoring, intrusion detection and prevention (IDPS), and data protection. You should also use a network firewall and an anti-malware solution. How to Defend Against a Backdoor. RAM Scraper.

Malware 105

Malware Adware Spyware Antivirus 105

Fox IT

JANUARY 12, 2021

NCC Group and Fox-IT observed this threat actor during various incident response engagements performed between October 2019 until April 2020. The more recent intrusions took place in 2019 at companies in the aviation industry. observed Q2 2017 Cobalt Strike v3.12, observed Q3 2018 Cobalt Strike v3.14, observed Q2 2019.

VPN 68

VPN Accountability Passwords DNS 68

Cisco Security

DECEMBER 8, 2022

Credit card fraud amounted to $172 million in 2021 and has been climbing continuously at a conservative rate of 15-20 percent since 2019. By enforcing security at the DNS layer, Umbrella blocks requests to malware before a connection is even established—before they reach your network or endpoints.

Scams 140

Scams Phishing Malware Internet 140

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. For example, an IP tried AndroxGh0st Scanning Traffic against the Registration server, blocked by Palo Alto Networks firewall.

Wireless 60

Wireless DNS Mobile Technology 60

SecureList

JUNE 15, 2022

I will buy accounts for access to corporate VPNs or firewalls (FortiGate, SonicWall, PulseSecure, etc.) 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! Screenshot translation.

VPN 134

VPN Accountability Ransomware Encryption 134

eSecurity Planet

FEBRUARY 3, 2021

Before jumping into the technical details regarding each new malware detected and proper safeguards, here is a brief look at the events to date: Sep 2019. This malware infiltrated SolarWinds in September 2019 with the expert insertion of code to avoid detection. Amending firewall rules to allow sensitive, outgoing protocols.

Software 63

Software Malware Authentication Penetration Testing 63

Fox IT

JUNE 23, 2020

We believe those changes were ultimately caused by the unsealing of indictments against Igor Olegovich Turashev and Maksim Viktorovich Yakubets , and the financial sanctions against Evil Corp in December 2019. Dec 5, 2019). CobaltStrike C&C Domains. adsmarketart.com advancedanalysis.be CobaltStrike Beacon config. Windows NT 6.3;

Ransomware 44

Ransomware Encryption Malware Architecture 44

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. Facebook Plans on Backdooring WhatsApp [link] — Schneier Blog (@schneierblog) August 1, 2019. — Jason Haddix (@Jhaddix) July 27, 2019. Brian Krebs | @briankrebs.

Accountability 138

Accountability Cybersecurity Penetration Testing InfoSec 138

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. Educational institutions are recommended to use anti-DDoS solutions and strong firewall settings, and partner up with ISPs. Statistics. Methodology.

DDOS 144

DDOS Cryptocurrency Marketing Internet 144

Cisco Security

AUGUST 29, 2022

I looked at the equipment list from 2019, that was documented in the Bart and Grifter presentation, and estimated we needed to source an additional 150 Cisco Meraki MR AP (with brackets and tripods) and 70+ Cisco Meraki MS switches to build the Black Hat USA network in just a few weeks. Umbrella DNS : Christian Clasen and Alejo Calaoagan.

Engineering 71

Engineering Wireless Malware DNS 71

SiteLock

AUGUST 27, 2021

All information used in the audit is available publicly through resources such as Google, campaign websites, DNS lookup, news articles and websites that allow internet users to check if their personal data has been compromised by data breaches. Is the campaign website built on a CMS such as WordPress or Drupal?

Cybersecurity 98

Cybersecurity Risk Education Technology 98