Krebs on Security

DECEMBER 20, 2018

The seizure notice appearing on the homepage this week of more than a dozen popular “booter” or “stresser” DDoS-for-hire Web sites. Booter services are typically advertised through a variety of methods, including Dark Web forums, chat platforms and even youtube.com. bullstresser[.]net. critical-boot[.]com.

DNS 248

DNS Computers and Electronics Government DDOS 248

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. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

DNS 107

DNS Malware Advertising DDOS 107

SiteLock

AUGUST 27, 2021

Perhaps the easiest and most popular cyber attack to execute is a DDoS, or Distributed Denial-of-Service attack. DDoS attacks can dramatically slow your website, and sophisticated attacks can completely crash your website’s server, making it inaccessible to visitors. Have a Paypal account and a target? It’s that easy. How do they work?

DDOS 93

DDOS DNS Cyber Attacks Hacking 93

Security Affairs

OCTOBER 25, 2019

This week Amazon Web Services (AWS) suffered a major distributed denial-of-service (DDoS) attack that made it unavailable for some customers. This week, threat actors launched a massive DDoS attack against Amazon Web Services (AWS) causing the inability of some customers to access their AWS S3 buckets. SecurityAffairs – Amazon, DDoS).

DDOS 74

DDOS DNS Advertising Engineering 74

Krebs on Security

APRIL 4, 2024

Privnote’s ease-of-use and popularity among cryptocurrency enthusiasts has made it a perennial target of phishers , who erect Privnote clones that function more or less as advertised but also quietly inject their own cryptocurrency payment addresses when a note is created that contains crypto wallets. com , meternask[.]com

Phishing 303

Phishing Cryptocurrency DDOS Internet 303

Security Affairs

AUGUST 12, 2018

Crooks are targeting DLink DSL modem routers in Brazil to redirect users to fake bank websites by carrying out DNS hijacking. Crooks are targeting DLink DSL modem routers in Brazil to redirect users to fake bank websites by changing the DNS settings. D-Link DSL-2740R / Unauthenticated Remote DNS Change Exploit [link].

DNS 74

DNS Banking Advertising Mobile 74

Penetration Testing

JUNE 15, 2025

Allow Remote Root Code Execution via Unauthenticated Attacks Ddos June 16, 2025 Five critical vulnerabilities—each scoring a CVSS of 9.8—have CVE-2025-45987: DNS Fields Used as Command Proxies – This vulnerability affects the DNS configuration function sub_44E628. Support independent cybersecurity journalism.

Firmware 63

Firmware DNS Penetration Testing Malware 63

Penetration Testing

JULY 8, 2025

Related Posts: Git Users Beware of Arbitrary Configuration Injection Vulnerability Google Announces Git protocol version 2, Bringing Significant Performance Improvements Mozilla is testing DNS over HTTPs in Firefox (DoH) Rate this post Found this helpful? If this article helped you, please share it with others who might benefit.

Penetration Testing 69

Penetration Testing Advertising DNS Cybersecurity 69

Penetration Testing

JUNE 9, 2025

Key tactics included: Obfuscation using ScatterBrain and ScatterBee Use of DLL hijacking DNS-over-HTTPS (DoH) for C2 communication Exploitation of vulnerable enterprise infrastructure (e.g., The cluster included a notable intrusion into a South Asian government IT provider. Support independent cybersecurity journalism.

Penetration Testing 89

Penetration Testing Advertising DNS Cybersecurity 89

Krebs on Security

JANUARY 8, 2024

In 2007, Salomon collected more than $3,000 from botmasters affiliated with competing spam affiliate programs that wanted to see Spamhaus suffer, and the money was used to fund a week-long distributed denial-of-service (DDoS) attack against Spamhaus and its online infrastructure. I can not provide DNS for u, only domains.

Cybercrime 293

Cybercrime Banking Computers and Electronics DDOS 293

Security Affairs

OCTOBER 5, 2020

Unlike other IoT DDoS botnets, Ttint implements 12 remote access functions such as Socket5 proxy for router devices, tampering with router firewall and DNS settings, executing remote custom system commands. ” ~ Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. ” concludes the report.

IoT 145

IoT Firmware DNS Advertising 145

Malwarebytes

JULY 14, 2022

Phishing attacks, vulnerability exploits, DDoS attacks, and much more threaten your company’s Macs at any time — and if any of them are successful, it could cost your business millions in lost productivity and information theft. Use a DNS filter to stop web-based attacks. That’s where DNS filtering comes in.

Adware 125

Adware DNS Malware Antivirus 125

Security Affairs

NOVEMBER 1, 2021

The botnet was created to launch DDoS attacks and to insert advertisements in the legitimate HTTP traffic of the victims, most of which are in China (96%). Qihoo 360’s Netlab Cybersecurity researchers discovered a huge botnet, tracked as Pink, that already infected over 1.6 million devices.

Architecture 145

Architecture DDOS DNS Advertising 145

Security Affairs

NOVEMBER 21, 2019

.” The analysis of the bot revealed that it supports seven functions: reverse shell, self-uninstall, gather process’ network information, gather Bot information, execute system commands, run encrypted files specified in URLs, DDoS attack, etc. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

DDOS 107

DDOS System Administration DNS Advertising 107

Security Affairs

MARCH 10, 2020

This campaign ultimately gives threat actors complete access to the target machine, so they can use it for anything from conducting DDoS attacks to stealing sensitive data off the machine.” Others appear to be the infrastructure owned by the threat group, judging by multiple hostnames , DNS data, etc. Pierluigi Paganini.

Hacking 145

Hacking Malware DNS Advertising 145

Security Affairs

JANUARY 13, 2023

A Pro-Russian group named NoName057(16) is targeting organizations in Ukraine and NATO countries with DDoS attacks. A Pro-Russian cybercrime group named NoName057 (16) (aka 05716nnm or Nnm05716) is behind a wave of DDoS attacks against organizations in Ukraine and NATO countries, SentinelOne researchers reported.

DDOS 98

DDOS Telecommunications DNS Cybercrime 98

Security Affairs

DECEMBER 18, 2019

Experts revealed details on the tools and techniques used by the botnet to compromise Linux devices and recruit them in launching distributed denial-of-service (DDoS) attacks. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->.

Malware 98

Malware DDOS DNS Advertising 98

Security Affairs

OCTOBER 23, 2018

Security experts from Sophos Labs have spotted a new piece of IoT malware tracked as Chalubo that is attempting to recruit devices into a botnet used to launch DDoS attacks. Researchers noticed that the majority of code in bot is new, the authors focused on their own Lua handling for launching DoS attacks with DNS, UDP, and SYN flavours.

IoT 107

IoT DDOS Architecture Malware 107

eSecurity Planet

MAY 2, 2024

20% increase accesses of specific organizations advertised. Vendor reports note huge volume of attacks on local and public infrastructure, such as: CrowdStrike: Monitored hacktivist and nation-state distributed denial of service (DDoS) attacks related to the Israli-Palestinian conflict, including against a US airport.

Cybersecurity 122

Cybersecurity DDOS Penetration Testing Ransomware 122

Security Affairs

DECEMBER 4, 2018

Below a video PoC of the attacks abusing the MQTT protocols: The researchers did not find security flaws in the CoAP protocol, but warned that it is susceptible to IP spoofing, attackers could exploit it for DDoS amplification attacks. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Pierluigi Paganini.

IoT 110

IoT Internet Internet DNS 110

Security Affairs

APRIL 1, 2019

The popular expert unixfreaxjp analyzed a new China ELF DDoS’er malware tracked as “Linux/DDoSMan” that evolves from the Elknot malware to deliver new ELF bot. The code seems inspired from multiple source code of China basis DDoS client, like Elknot. Figure 2: The C2 software for Linux DDoS.

DDOS 110

DDOS Malware Encryption Penetration Testing 110

Security Affairs

DECEMBER 16, 2018

Duke-Cohan sentenced to three years in prison due to false bomb threats and DDoS. Hackers defaced Linux.org with DNS hijack. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->. Which are the worst passwords for 2018?

DNS 80

DNS DDOS Advertising Government 80

Security Affairs

APRIL 21, 2019

A new DDoS technique abuses HTML5 Hyperlink Audit Ping in massive attacks. Analyzing OilRigs malware that uses DNS Tunneling. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->. Whatsapp, Instagram, Facebook down worldwide.

Computers and Electronics 95

Computers and Electronics Data breaches Spyware DNS 95

Security Affairs

MARCH 4, 2019

“Necurs is the multitool of botnets, evolving from operating as a spam botnet delivering banking trojans and ransomware to developing a proxy service, as well as cryptomining and DDoS capabilities,” explained Mike Benjamin, head of Black Lotus Labs. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

DNS 106

DNS Banking Advertising Ransomware 106

Security Affairs

NOVEMBER 29, 2019

The past months have shown that the most dangerous hacks involved DNS hijacking, which helped attackers manipulate DNS records for MITM attacks. Such threats, including traffic manipulation and DDoS attacks, will become much more frequent and effective due to the large number of insecure devices connected and wide bandwidth.

Banking 124

Banking Telecommunications Marketing Internet 124

Adam Levin

APRIL 8, 2019

The company has also used security information for advertising in the past.). The primary means of detecting cyber incidents for trained experts or artificial intelligence is to look for inconsistent or unexpected behavior in a system: An influx of traffic could mean a major news event, but it could also mean a DDoS attack.

Hacking 100

Hacking Data privacy Artificial Intelligence System Administration 100

Zero Day

JUNE 13, 2025

Indeed, we follow strict guidelines that ensure our editorial content is never influenced by advertisers. Reverse proxies : Often used to thwart distributed denial-of-service (DDoS) attacks, reverse proxies act as a line of defense and a barrier between clients and end systems. Public proxies : Proxies opened up for public use.

VPN 45

VPN Password Management Small Business Mobile 45

Krebs on Security

APRIL 2, 2019

An advertisement for Orcus RAT. As KrebsOnSecurity noted in 2016 , in conjunction with his RAT Rezvesz also sold and marketed a bulletproof “dynamic DNS service” that promised not to keep any records of customer activity. Rezvesz appears to have a flair for the dramatic , and has periodically emailed this author over the years.

Advertising 272

Advertising Malware Marketing Software 272

Krebs on Security

APRIL 11, 2022

A dig into the Domain Name Server (DNS) records for Coinbase-x2[.]net Cryptohost says its service is backstopped by DDoS-Guard , a Russian company that has featured here recently for providing services to the sanctioned terrorist group Hamas and to the conspiracy theory groups QAnon/8chan. We don’t keep your logs!,”

Scams 247

Scams Cryptocurrency Hacking Media 247

eSecurity Planet

FEBRUARY 16, 2021

At its core, malware exploits existing network, device, or user vulnerabilities , posing as little a risk as annoying advertisements to the much more damaging demand for millions of dollars in ransom. Adware, also known as malvertising , is a type of malware that downloads or displays advertisements to the user interface. RAM Scraper.

Malware 105

Malware Adware Spyware Antivirus 105

Security Affairs

MARCH 6, 2019

Criminals have used common attack vectors in the past, such as website defacements and denial-of-service distributed attacks (DDoS). To carried out this attack, crooks modified the DNS record of a popular web accessibility plugin from nagich[.]com. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

Ransomware 106

Ransomware Encryption Malware Cyber Attacks 106

Security Affairs

MARCH 6, 2019

Criminals have used common attack vectors in the past, such as website defacements and denial-of-service distributed attacks (DDoS). To carried out this attack, crooks modified the DNS record of a popular web accessibility plugin from nagich[.]com. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

Ransomware 40

Ransomware Encryption Malware Cyber Attacks 40