Advertising, DNS, Information Security and Internet

HOW DO PROVIDERS IMPLEMENT INTERNET BLOCKING IN BELARUS?

Security Affairs

SEPTEMBER 23, 2020

Qurium analyzes the blocking implemented by four different operators in Belarus Belarus operators use their own infrastructure to implement the blocking Block techniques include transparent web proxies, injection of HTTP responses, stateless and stateful SSL DPI and fake DNS responses. Qurium forensics report: Internet blocking in Belarus.

Internet

Internet Internet DNS Advertising

NCSC report warns of DNS Hijacking Attacks

Security Affairs

JULY 14, 2019

The UK’s National Cyber Security Centre (NCSC) issued a security advisory to warn organizations of DNS hijacking attacks and provided recommendations this type of attack. “In January 2019 the NCSC published an alert to highlight a large-scale global campaign to hijack Domain Name Systems (DNS).”

DNS

DNS Social Engineering Accountability Advertising

Russia is going to disconnect from the internet as part of a planned test

Security Affairs

FEBRUARY 16, 2019

Russia plans to disconnect the country from the internet as part of an experiment aimed at testing the response to cyber attacks that should isolate it. Russia plans to conduct the country from the Internet for a limited period of time to conduct a test aimed at assessing the security of its infrastructure.

Internet

Internet Internet DNS Cyber Attacks

Spying on satellite internet comms with a $300 listening station

Security Affairs

AUGUST 10, 2020

An attacker could use $300 worth of off-the-shelf equipment to eavesdrop and intercept signals from satellite internet communications. The academic researcher James Pavur, speaking at Black Hat 2020 hacking conference , explained that satellite internet communications are susceptible to eavesdropping and signal interception.

Internet

Internet Internet Advertising Encryption

INTERNET BLOCKING IN MYANMAR – SECRET BLOCK LIST AND NO MEANS TO APPEAL

Security Affairs

AUGUST 10, 2020

Our findings show that both Telenor and MPT block websites using DNS tampering. MPT is ignoring the DNS requests to the blocked domains, while Telenor is redirecting them to an IP address outside of the country. The mail account hostmaster@urlblocked.pw, published as contact details in DNS, bounces all incoming mails.

Internet

Internet Internet Telecommunications DNS

T95 Android TV Box sold on Amazon hides sophisticated malware

Security Affairs

JANUARY 16, 2023

Milisic purchased the T95 Android TV box to run Pi-hole , which is a Linux network-level advertisement and Internet tracker blocking application. Milisic also devised a trick to block the malware using the Pi-hole to change the DNS of the command and control server, YCXRL.COM to 127.0.0.2. ” continues the expert.

Malware

Malware Firmware DNS Internet

TrickBot operators employ Linux variants in attacks after recent takedown

Security Affairs

OCTOBER 28, 2020

Microsoft announced to have taken down 62 of the original 69 TrickBot C&C servers, seven servers that could not be brought down last week were Internet of Things (IoT) devices. At the end of 2019, researchers spotted a new TrickBot backdoor framework dubbed Anchor that was using the DNS protocol for C2 communications.

DNS

DNS Banking Advertising IoT

For nearly a year, Brazilian users have been targeted with router attacks

Security Affairs

JULY 13, 2019

The campaign uncovered by Avast aimed at silently modifying the Brazilian users’ Domain Name System (DNS) settings to redirect victims to malicious websites mimicking legitimate ones. In some cases the router is reconfigured to use rogue DNS servers, which redirect victims to phishing pages that closely look like real online banking sites.

DNS

DNS Passwords Advertising Banking

FBI, CISA alert warns of imminent ransomware attacks on healthcare sector

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

Healthcare

Healthcare Ransomware Cybercrime Advertising

Some Fortinet products used hardcoded keys and weak encryption for communications

Security Affairs

NOVEMBER 26, 2019

“ Fortinet products, including FortiGate and Forticlient regularly send information to Fortinet servers (DNS: guard.fortinet.com) on. Experts at SEC Consult pointed out that by intercepting and manipulating internet traffic an attacker can alter the responses for FortiGuard Web Filter, AntiSpam and AntiVirus features.

Encryption

Encryption Antivirus DNS Advertising

Microsoft July 2020 Security Updates address 123 vulnerabilities

Security Affairs

JULY 15, 2020

Today we released an update for CVE-2020-1350 , a Critical Remote Code Execution (RCE) vulnerability in Windows DNS Server that is classified as a ‘wormable’ vulnerability and has a CVSS base score of 10.0. This issue results from a flaw in Microsoft’s DNS server role implementation and affects all Windows Server versions.

DNS

DNS Advertising Engineering Internet

One of the hackers behind EtherDelta hack also involved in TalkTalk hack

Security Affairs

SEPTEMBER 21, 2019

In December 2017, the popular cryptocurrency exchange EtherDelta was hacked, attackers conducted a DNS attack that allowed to steal at least 308 ETH ($266,789 at the time of the hack) as well as a large number of tokens. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Pierluigi Paganini.

Hacking

Hacking DNS Cryptocurrency Accountability

New Ttint IoT botnet exploits two zero-days in Tenda routers

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

IoT Firmware DNS Advertising

Russia-linked APT28 has been scanning vulnerable email servers in the last year

Security Affairs

MARCH 20, 2020

The nation-state hackers are scanning the entire internet, in search of vulnerable webmail and Microsoft Exchange Autodiscover servers that expose TCP ports 445 and 1433. ” ~ Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->. .”

Phishing

Phishing Accountability Advertising DNS

Cyber Defense Magazine – September 2019 has arrived. Enjoy it!

Security Affairs

SEPTEMBER 4, 2019

In addition, we’re shooting for 7x24x365 uptime as we continue to scale with improved Web App Firewalls, Content Deliver Networks (CDNs) around the Globe, Faster and More Secure DNS and CyberDefenseMagazineBackup.com up and running as an array of live mirror sites. Pierluigi Paganini.

DNS

DNS Advertising Firewall Mobile

Trend Micro observed notable malware activity associated with the Momentum Botnet

Security Affairs

DECEMBER 18, 2019

The Momentum bot achieves persistence by modifying the ‘ rc’ files, then connect to command and control (C&C) server and to an internet relay chat (IRC) channel called #HellRoom to register itself and accept commands. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Pierluigi Paganini.

Malware

Malware DDOS DNS Advertising

Pink Botnet infected over 1.6 Million Devices, it is one of the largest botnet ever seen

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

Architecture DDOS Advertising Firmware

GALLIUM Threat Group targets global telcos, Microsoft warns

Security Affairs

DECEMBER 12, 2019

“To compromise targeted networks, GALLIUM target unpatched internet-facing services using publicly available exploits and have been known to target vulnerabilities in WildFly/JBoss.” The operators leverage on low cost and easy to replace infrastructure using dynamic-DNS domains and regularly reused hop points.

Telecommunications

Telecommunications DNS Malware Advertising

Some models of Comba and D-Link WiFi routers leak admin credentials

Security Affairs

SEPTEMBER 11, 2019

change DNS settings to hijack the traffic, perform MitM attacks). ” reads the security advisory. An attacker-controlled router can manipulate how your users resolve DNS hostnames to direct your users to malicious websites.” ” ~ Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

DNS

DNS Passwords Authentication Wireless

Critical zero-days discovered in VxWorks RTOS, billions of devices at risk

Security Affairs

JULY 30, 2019

Even a device that is reaching outbound to the internet could be attacked and taken over. “ According to Shodan , there are over 808K SonicWall firewalls connected to the Internet, representing a similar number of networks that these devices defend.” Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->.

Risk

Risk IoT Firewall DNS

Backdoored Webmin versions were available for download for over a year

Security Affairs

AUGUST 19, 2019

It allows users using web browsers to set up user accounts, Apache, DNS, file sharing and much more. Searching with Shodan for internet-exposed Webmin installs, it is possible to find over 217,000 instances, most of them located in the United States, France and Germany. Pierluigi Paganini. SecurityAffairs – Webmin, hacking).

Passwords

Passwords System Administration Advertising DNS

Roboto, a new P2P botnet targets Linux Webmin servers

Security Affairs

NOVEMBER 21, 2019

It allows users using web browsers to set up user accounts, Apache, DNS, file sharing and much more. Webmin 1.930 and Usermin version 1.780 have addressed the flaw, anyway it is possible to secure the systems by disabling the ‘user password change’ option. Pierluigi Paganini. SecurityAffairs – Roboto botnet , malware).

DDOS

DDOS System Administration Advertising DNS

Dozens of Linksys router models leak data useful for hackers

Security Affairs

MAY 18, 2019

The vulnerable routers have remote access enabled by default, a gift for hackers that can perform a broad range of malicious activities, such as change DNS settings and deliver malware. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->.

Wireless

Wireless IoT DNS Advertising

Security Affairs newsletter Round 230

Security Affairs

SEPTEMBER 8, 2019

Some Zyxel devices can be hacked via DNS requests. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->. The post Security Affairs newsletter Round 230 appeared first on Security Affairs. Pierluigi Paganini.

IoT

IoT Data breaches DNS Advertising

LeakedSource Owner Quit Ashley Madison a Month Before 2015 Hack

Krebs on Security

JULY 18, 2023

LeakedSource was advertised on a number of popular cybercrime forums as a service that could help hackers break into valuable or high-profile accounts. LeakedSource also tried to pass itself off as a legal, legitimate business that was marketing to security firms and professionals. . “He will be a great addition to the team.”

Hacking

Hacking Accountability Data breaches Marketing

The Evolution of Aggah: From Roma225 to the RG Campaign

Security Affairs

AUGUST 6, 2019

HTAs are standalone applications that execute using the same models and technologies of Internet Explorer, but outside of the browser. ”. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->. Security Affairs – Roma225, hacking).

Malware

Malware Advertising DNS Education

Hoaxcalls Botnet expands the target list and adds new DDoS capabilities

Security Affairs

APRIL 24, 2020

DDoS protection services provider Radware warns the Hoaxcalls Internet of Things (IoT) botnet has expanded the list of targeted devices, the experts also noticed that the operators implemented new distributed denial of service (DDoS) capabilities. The botnet was initially designed to launch DDoS attacks using UDP, DNS and HEX floods.

DDOS

DDOS IoT Advertising DNS

Group-IB presents its annual report on global threats to stability in cyberspace

Security Affairs

NOVEMBER 29, 2019

The new “ Hi-Tech Crime Trends 2019/2020 ” report describes attacks on various industries and critical infrastructure facilities, as well as campaigns aimed at destabilization of the Internet in certain countries. Internet destabilization at state level. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

Banking

Banking Telecommunications Marketing Internet

The Muncy malware is on the rise

Security Affairs

FEBRUARY 19, 2019

All the network traffic on the machine has now been monitored, but no connections to the Internet has been performed. The malware tries to resolve the DNS: sameerd.net. Beforehand, we simulate a fake Internet, and the malicious request was received. As shown, the DNS has not been resolved. Conclusion. Pierluigi Paganini.

Malware

Malware Phishing DNS Engineering

5 Common Phishing Attacks and How to Avoid Them?

Security Affairs

AUGUST 19, 2019

It involves DNS cache poisoning as it redirects users to a malicious site even if they enter the correct web address. You can further secure your connection by using a VPN. It allows you to access the internet anonymously and disguise your actual identity and location, eliminating any chances of identity theft.

Phishing

Phishing Accountability Authentication Passwords

Security Affairs newsletter Round 221 – News of the week

Security Affairs

JULY 7, 2019

Germany and the Netherlands agreded to build TEN, the first ever joint military internet. Germany and the Netherlands agreed to build TEN, the first ever joint military internet. Is Your Browser Secure? Heres How to Secure Your Web Browser Against Attacks! Vulnerability in Medtronic insulin pumps allow hacking devices.

Scams

Scams Spyware DNS Advertising

Ripple20 flaws in Treck TCP/IP stack potentially expose hundreds of millions of devices to hack

Security Affairs

JUNE 16, 2020

The flaws can be exploited for remote code execution, denial-of-service (DoS) attacks, and for obtaining potentially sensitive information. A remote attacker could exploit the flaw by sending specially crafted IP packets or DNS requests to the vulnerable devices. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->.

Hacking

Hacking IoT Advertising DNS

Security Affairs newsletter Round 273

Security Affairs

JULY 19, 2020

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

DNS

DNS Advertising Surveillance Malware

[SI-LAB] #OpJerusalem 2019 – JCry ransomware is now infecting Windows users

Security Affairs

MARCH 6, 2019

The new ransomware dubbed JCry (extension used to rename encrypted files.jcry ) is part of the OpIsrael 2019 — an annual coordinated cyber attack against the Israeli government and private websites created with the stated goal of “erasing Israel from the Internet” in protest against the Israeli government’s conduct in the Israel-Palestine conflict.

Ransomware

Ransomware Encryption Malware Cyber Attacks

[SI-LAB] #OpJerusalem 2019 – JCry ransomware is now infecting Windows users

Security Affairs

MARCH 6, 2019

The new ransomware dubbed JCry (extension used to rename encrypted files.jcry ) is part of the OpIsrael 2019 — an annual coordinated cyber attack against the Israeli government and private websites created with the stated goal of “erasing Israel from the Internet” in protest against the Israeli government’s conduct in the Israel-Palestine conflict.

Ransomware

Ransomware Encryption Malware Cyber Attacks

Cyber Security Informer

HOW DO PROVIDERS IMPLEMENT INTERNET BLOCKING IN BELARUS?

NCSC report warns of DNS Hijacking Attacks

Trending Sources

Russia is going to disconnect from the internet as part of a planned test

Spying on satellite internet comms with a $300 listening station

INTERNET BLOCKING IN MYANMAR – SECRET BLOCK LIST AND NO MEANS TO APPEAL

T95 Android TV Box sold on Amazon hides sophisticated malware

TrickBot operators employ Linux variants in attacks after recent takedown

For nearly a year, Brazilian users have been targeted with router attacks

FBI, CISA alert warns of imminent ransomware attacks on healthcare sector

Some Fortinet products used hardcoded keys and weak encryption for communications

Microsoft July 2020 Security Updates address 123 vulnerabilities

One of the hackers behind EtherDelta hack also involved in TalkTalk hack

New Ttint IoT botnet exploits two zero-days in Tenda routers

Russia-linked APT28 has been scanning vulnerable email servers in the last year

Cyber Defense Magazine – September 2019 has arrived. Enjoy it!

Trend Micro observed notable malware activity associated with the Momentum Botnet

Pink Botnet infected over 1.6 Million Devices, it is one of the largest botnet ever seen

GALLIUM Threat Group targets global telcos, Microsoft warns

Some models of Comba and D-Link WiFi routers leak admin credentials

Critical zero-days discovered in VxWorks RTOS, billions of devices at risk

Backdoored Webmin versions were available for download for over a year

Roboto, a new P2P botnet targets Linux Webmin servers

Dozens of Linksys router models leak data useful for hackers

Security Affairs newsletter Round 230

LeakedSource Owner Quit Ashley Madison a Month Before 2015 Hack

The Evolution of Aggah: From Roma225 to the RG Campaign

Hoaxcalls Botnet expands the target list and adds new DDoS capabilities

Group-IB presents its annual report on global threats to stability in cyberspace

The Muncy malware is on the rise

5 Common Phishing Attacks and How to Avoid Them?

Security Affairs newsletter Round 221 – News of the week

Ripple20 flaws in Treck TCP/IP stack potentially expose hundreds of millions of devices to hack

Security Affairs newsletter Round 273

[SI-LAB] #OpJerusalem 2019 – JCry ransomware is now infecting Windows users

[SI-LAB] #OpJerusalem 2019 – JCry ransomware is now infecting Windows users

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