SecureList

JANUARY 19, 2023

Kaspersky has been investigating the actor’s activity throughout 2022, and we observed a DNS changer function used for getting into Wi-Fi routers and undertaking DNS hijacking. At that time, the criminals compromised Wi-Fi routers for use in DNS hijacking, which is a very effective technique. Agent.eq (a.k.a

DNS 125

DNS Mobile Malware Accountability 125

Security Boulevard

MARCH 31, 2022

While there were plenty of interesting topics taught, one that caught my attention was Out-of-Band (OOB) Data Exfiltration using DNS. Back in 2018, NotSoSecure published an Out of Band Exploitation (OOB) CheatSheet. The post Out of Band (OOB) Data Exfiltration via DNS appeared first on The State of Security. One […]… Read More.

DNS 52

DNS Hacking 52

Krebs on Security

SEPTEMBER 16, 2021

man charged in 2018 with operating two online services that allowed paying customers to launch powerful distributed denial-of-service (DDoS) attacks against Internet users and websites. In such assaults, the perpetrators leverage unmanaged Domain Name Servers (DNS) or other devices on the Web to create huge traffic floods.

DDOS 319

DDOS DNS Internet Internet 319

Dark Reading

JANUARY 7, 2019

2018 saw a reduced number of huge DNS-facilitated DDoS attacks. Vendors and service providers believe that malicious impact will drop with continued technology improvements.

DNS 78

DNS DDOS Technology 78

Security Affairs

MAY 13, 2019

Yoroi Cyber Security Annual Report 2018 – In 2018 cyber-security experts observed an increased number of cyber attacks, malware endure to be the most aggressive and pervasive threat. Yoroi Cyber Security Annual Report 2018 analyzes the evolution of the threat landscape observed between January 2018 and December 2018.

Malware 108

Malware Advertising DNS Surveillance 108

Security Affairs

SEPTEMBER 18, 2021

” Our research shows that this actor has been targeting the aviation industry since at least 2018, with files mentioning both “Trip Itinerary Details” and “Bombardier” at the time using the URL akconsult[.]linkpc[.]net.” ” Follow me on Twitter: @securityaffairs and Facebook. .”

Malware 126

Malware Phishing DNS Cybercrime 126

Krebs on Security

JANUARY 22, 2019

In July 2018, email users around the world began complaining of receiving spam which began with a password the recipient used at some point in the past and threatened to release embarrassing videos of the recipient unless a bitcoin ransom was paid. 13, 2018 bomb threat hoax. ” SAY WHAT? domaincontrol.com, and ns18.domaincontrol.com.

DNS 244

DNS Internet Internet Computers and Electronics 244

Security Affairs

JULY 4, 2019

The peculiarity of this new piece of malware is the ability to communicate with C2 servers via DNS over HTTPS ( DoH ). The DoH protocol was a new standard proposed in October 2018 and it is currently supported by several publicly available DNS servers. com domain. ” states the analysis. ” states the analysis.

DNS 107

DNS Malware Advertising DDOS 107

Krebs on Security

FEBRUARY 4, 2019

Spammy Bear targeted dormant but otherwise legitimate domains that had one thing in common: They all at one time used GoDaddy’s hosted Domain Name System (DNS) service. The domains documented by MyOnlineSecurity all had their DNS records altered between Jan. 31 and Feb. 22 report on the GoDaddy weakness. Image: Farsight Security.

DNS 246

DNS Ransomware Accountability Internet 246

Krebs on Security

JUNE 14, 2022

.” In such assaults, the perpetrators leverage unmanaged Domain Name Servers (DNS) or other devices on the Web to create huge traffic floods. Ideally, DNS servers only provide services to machines within a trusted domain — such as translating an Internet address from a series of numbers into a domain name, like example.com.

DDOS 154

DDOS DNS Internet Internet 154

CyberSecurity Insiders

APRIL 1, 2022

Double DNS Usage- Whenever a DDoS attack occurs on DNS Service, all your online systems will get disrupted. Maintaining a second DNS provider as a fail-over can help mitigate risks associated with DNS downtime, as one can take over the operations to keep the online services alive.

DDOS 135

DDOS DNS Education Risk 135

Dark Reading

MAY 16, 2018

The average cost of a DNS attack in the US has climbed 57% over the last year to $654,000 in 2018, a survey from EfficientIP shows.

DNS 50

DNS 50

Troy Hunt

JULY 19, 2018

pic.twitter.com/WPez1SXYmD — Troy Hunt (@troyhunt) June 27, 2018. Onto the next piece and per the title, it's going to involve DNS rollover. As such, I need to roll DNS to go from pointing to one Function app to another one. for you guys to do 54M searches against a repository of half a billion passwords ??

DNS 128

DNS Passwords Firewall Authentication 128

Malwarebytes

DECEMBER 1, 2023

The list includes Amazon (banned in 2018), Google (2018), Microsoft (2022), and Cloudflare (2015). For a “normal” connection to a website, a Domian Name System (DNS) finds the IP address for the requested domain name. They are also known as content distribution networks.

DNS 87

DNS Internet Internet Encryption 87

Krebs on Security

MARCH 31, 2020

PT Monday evening, Escrow.com’s website looked radically different: Its homepage was replaced with a crude message in plain text: The profanity-laced message left behind by whoever briefly hijacked the DNS records for escrow.com. Running a reverse DNS lookup on this 111.90.149[.]49 Image: Escrow.com.

Phishing 293

Phishing DNS Social Engineering Accountability 293

Krebs on Security

AUGUST 23, 2024

A core part of the way these things find each other involves a Windows feature called “ DNS name devolution ,” a kind of network shorthand that makes it easier to find other computers or servers without having to specify a full, legitimate domain name for those resources. Alas, in 2018, the.llc TLD was born and began selling domains.

DNS 294

DNS Internet Internet Authentication 294

Security Affairs

AUGUST 9, 2018

The Internet Systems Consortium (ISC) announced the presence of a serious flaw in the BIND DNS software that can be exploited by remote attackers to cause a denial-of-service (DoS) condition. The vulnerability tracked as CVE-2018-5740 was discovered by Tony Finch of the University of Cambridge. Pierluigi Paganini.

DNS 71

DNS Software Advertising Internet 71

Threatpost

JUNE 12, 2018

One of the most serious issues is a critical remote code execution vulnerability in the Windows DNS, which could allow an attacker to take full control of the targeted machine.

DNS 44

DNS 44

Troy Hunt

SEPTEMBER 17, 2020

And just in case you're wondering, the host name in the image where DNS didn't resolve is different to the final scam site as a lot of these phishes bounce you around across multiple domains. So what about DNS over HTTPS, or DoH ? With the DNS dance done, what's the impact on privacy then?

VPN 357

VPN Phishing DNS Encryption 357

Security Boulevard

JUNE 20, 2024

Passive DNS: The Context of IP Addresses When threat actors target financial institutions using ransomware, they deploy it via multiple IP addresses. (If Passive DNS — automatic, continuous monitoring of potential threats — is (and should be) a feature of complete DNS protection solutions. Download the use cases 1.

Cyber Attacks 69

Cyber Attacks DNS Phishing Cyber threats 69

Krebs on Security

DECEMBER 20, 2018

In a complaint unsealed today, the Justice Department said that although FBI agents identified at least 60 different booter services operating between June and December 2018, they discovered not all were fully operational and capable of launching attacks. That way, when the DNS servers respond, they reply to the spoofed (target) address.

DNS 200

DNS Computers and Electronics Government Internet 200

Troy Hunt

SEPTEMBER 26, 2018

link] — Troy Hunt (@troyhunt) September 5, 2018. I'm going to keep the intro bits as brief as possible but, in a nutshell, Pi-hole is a little DNS server you run on a Raspberry Pi in your local network then point your router at such that every device in your home resolves DNS through the service.

DNS 273

DNS Risk 273

Troy Hunt

JULY 12, 2018

— Troy Hunt (@troyhunt) July 5, 2018. For example, check out how it's used when embedded in the TXT record of a DNS entry which is then loaded into a WHOIS service which doesn't properly output encode the results. This is from CVE-2018-12529 and the sample exploit was taken from the SecurityResearch101 blog. Is it needed?

DNS 275

DNS Wireless Risk Banking 275

Security Affairs

JUNE 22, 2021

The Windows botnet has been active since late 2017, it was mainly used to mine cryptocurrency, but it was also involved in DDoS attacks in 2018. Communication with C&C servers is based on DNS requests and it uses a special mechanism translating DNS results to a real IP address. ” concludes the analysis.”

DNS 145

DNS Internet Internet Malware 145

eSecurity Planet

MAY 24, 2023

A successful DKIM check also verifies ownership of the email by matching the organization in the “from” fields of the email with the DNS associated with the organization. DKIM deploys as text files in an organization’s hosted Domain Name Service (DNS) record, but the standard can be complex to deploy correctly and maintain.

Technology 102

Technology DNS Encryption Authentication 102

Krebs on Security

MARCH 2, 2020

In 2018, security intelligence firm HYAS discovered a malware network communicating with systems inside of a French national power company. When it didn’t hear from French authorities after almost a week, HYAS asked the dynamic DNS provider to “ sinkhole ” the malware network’s control servers.

DNS 272

DNS Penetration Testing Malware Hacking 272

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 Mobile 145

Security Affairs

OCTOBER 29, 2020

In early 2019, researchers spotted a new TrickBot backdoor framework dubbed Anchor that was using the anchor_dns tool for abusing the DNS protocol for C2 communications. Ryuk first appeared in the threat landscape in August 2018 as a derivative of the Hermes 2.1

Healthcare 145

Healthcare Ransomware Cybercrime Advertising 145

Security Affairs

NOVEMBER 26, 2019

The flaw discovered by SEC Consult Vulnerability Lab researchers has been tracked as CVE-2018-9195, the experts also published a proof-of-concept (PoC) code to trigger it. “ Fortinet products, including FortiGate and Forticlient regularly send information to Fortinet servers (DNS: guard.fortinet.com) on.

Encryption 142

Encryption Antivirus DNS Advertising 142

Security Affairs

APRIL 8, 2019

Roaming Mantis surfaced in March 2018 when hacked routers in Japan redirecting users to compromised websites. Attackers used a new method of phishing with malicious mobile configurations along with previously observed DNS manipulation technique. We have seen increased distribution of sagawa.apk Type A since late February 2019.

DNS 110

DNS Mobile Phishing Malware 110

eSecurity Planet

JUNE 1, 2023

At a high level, implementation of the Domain-based Message Authentication, Reporting and Conformance (DMARC) standard can be done simply and easily for outgoing mail by adding a text file to an organization’s DNS record. A receiving server looks for this when scanning the DNS record for the domain that sent the message.

DNS 98

DNS Authentication Marketing eCommerce 98

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. It is not a TXT request.

DNS 111

DNS Computers and Electronics Penetration Testing Government 111

eSecurity Planet

JULY 29, 2024

A Microsoft SmartScreen vulnerability from earlier this year resurfaced, and a Docker flaw from 2018 is still causing issues in a newer version of the software. Docker Vulnerability First Originated in 2018 Type of vulnerability: Authorization bypass. This vulnerability was actually discovered in 2018 and fixed in 2019.

Internet 109

Internet Internet Accountability Software 109

Security Affairs

OCTOBER 15, 2019

The cybercrime organization was first spotted in April 2018 by researchers at Cisco Talos, earlier 2019 researchers from Palo Alto Networks Unit42 found new malware samples used by the Rocke group for cryptojacking that uninstalls from Linux servers cloud security and monitoring products developed by Tencent Cloud and Alibaba Cloud. .

Cybercrime 94

Cybercrime DNS Malware Advertising 94

Security Affairs

SEPTEMBER 14, 2018

“In August 2018, Unit 42 observed OilRig targeting a government organization using spear-phishing emails to deliver an updated version of a Trojan known as BONDUPDATER. As expected, OilRig is continuing their onslaught of attacks well into 2018 with continued targeting in the Middle East.

DNS 104

DNS Phishing Government Malware 104

Security Affairs

MARCH 17, 2022

The attack chain against the routers starts with brute-force attacks or by exploiting the CVE-2018-14847 flaw that allows reading a file that contains passwords. Microsoft has analyzed how the malware compromised MikroTik routers and developed a tool to detect signs of compromise. Follow me on Twitter: @securityaffairs and Facebook.

Malware 134

Malware DNS Passwords Ransomware 134

Security Affairs

JUNE 27, 2021

Crackonosh has been active since at least June 2018, upon executing an illegal or cracked copy of legitimate software, the malicious code drops an installer and a script that modifies the Windows registry to allow the main malware executable to run in Safe mode. ” Avast published Indicators of Compromise (IoCs) for this threat.

Antivirus 144

Antivirus Cryptocurrency Malware Software 144