Security Affairs

JULY 17, 2020

US DHS CISA urges government agencies to patch SIGRed Windows Server DNS vulnerability within 24h due to the likelihood of the issue being exploited. on the CVSS scale and affects Windows Server versions 2003 to 2019. The SigRed flaw was discovered by Check Point researcher Sagi Tzaik and impacts Microsoft Windows DNS.

DNS 140

DNS Government Advertising Engineering 140

Krebs on Security

JANUARY 22, 2019

Large-scale spam campaigns often are conducted using newly-registered or hacked email addresses, and/or throwaway domains. Guilmette told KrebsOnSecurity he initially considered the possibility that GoDaddy had been hacked, or that thousands of the registrar’s customers perhaps had their GoDaddy usernames and passwords stolen.

DNS 276

DNS Internet Internet Computers and Electronics 276

Security Affairs

APRIL 6, 2019

Security experts at Bad Packets uncovered a DNS hijacking campaign that is targeting the users of popular online services, including Gmail, Netflix, and PayPal. Hackers compromised consumer routers and modified the DNS settings to redirect users to fake websites designed to trick victims into providing their login credentials.

DNS 112

DNS Advertising Internet Internet 112

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 response to the numerous DNS hijacking attacks the UK’s National Cyber Security Centre (NCSC) issued an alert to warn organizations of this type of attack.

DNS 108

DNS Social Engineering Accountability Advertising 108

Krebs on Security

MARCH 2, 2020

A large number of French critical infrastructure firms were hacked as part of an extended malware campaign that appears to have been orchestrated by at least one attacker based in Morocco, KrebsOnSecurity has learned. com , an Arabic-language computer hacking forum. ‘FATAL’ ERROR. to for a user named “ fatal.001.”

DNS 319

DNS Penetration Testing Malware Hacking 319

Krebs on Security

JULY 18, 2023

[This is Part III in a series on research conducted for a recent Hulu documentary on the 2015 hack of marital infidelity website AshleyMadison.com.] In 2019, a Canadian company called Defiant Tech Inc. In a legal settlement that is quintessentially Canadian, the matter was resolved in 2019 after Defiant Tech agreed to plead guilty.

Hacking 242

Hacking Accountability Data breaches Marketing 242

Security Affairs

JANUARY 23, 2019

DHS has issued a notice of a CISA emergency directive urging federal agencies of improving the security of government-managed domains (i.e.gov) to prevent DNS hijacking attacks. The notice was issued by the DHS and links the emergency directive Emergency Directive 19-01 titled “Mitigate DNS Infrastructure Tampering.”.

DNS 111

DNS Government Telecommunications Advertising 111

Security Affairs

MAY 13, 2025

Between 2017 and 2019, the APT group mainly used DNS hijacking in its campaigns. Marbled Dust exploited CVE-2025-27920 after likely stealing credentials via DNS hijacking or typo-squatting. ” Follow me on Twitter: @securityaffairs and Facebook and Mastodon Pierluigi Paganini ( SecurityAffairs hacking,APT)

DNS 86

DNS Telecommunications Architecture Media 86

Security Affairs

JANUARY 10, 2019

Security expert uncovered a DNS hijacking campaign targeting organizations in various industries worldwide and suspects Iranian APT groups. “ Experts monitored the activities of threat actors between January 2017 and January 2019. . “ Experts monitored the activities of threat actors between January 2017 and January 2019.

DNS 109

DNS Telecommunications Government Encryption 109

Security Affairs

JULY 14, 2020

on the CVSS scale and affects Windows Server versions 2003 to 2019. The SigRed flaw was discovered by Check Point researcher Sagi Tzaik and impacts Microsoft Windows DNS. An attacker could exploit the SigRed vulnerability by sending specially-crafted malicious DNS queries to a Windows DNS server.

DNS 97

DNS Advertising Hacking Malware 97

Security Affairs

JULY 1, 2019

Cyber Defense Magazine July 2019 Edition has arrived. Cyber Defense Magazine July 2019 Edition has arrived. SecurityAffairs – Cyber Defense Magazine, hacking). The post Cyber Defense Magazine – July 2019 has arrived. The post Cyber Defense Magazine – July 2019 has arrived. Pierluigi Paganini.

DNS 101

DNS Advertising Firewall Mobile 101

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

Security Affairs

SEPTEMBER 4, 2019

Cyber Defense Magazine September 2019 Edition has arrived. 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.

DNS 99

DNS Advertising Firewall Mobile 99

Security Affairs

AUGUST 1, 2019

Cyber Defense Magazine August 2019 Edition has arrived. 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.

DNS 97

DNS Advertising Firewall Mobile 97

Security Affairs

AUGUST 4, 2024

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.

Malware 144

Malware DNS Firewall Software 144

Security Affairs

DECEMBER 27, 2024

Some of the vulnerabilities exploited by the botnets are CVE-2015-2051 , CVE-2019-10891 , CVE-2022-37056 , and CVE-2024-33112. The malware FICORA is a variant of the Mirai malware, it includes DDoS attack capabilities using multiple protocols such as UDP, TCP, and DNS. ” reads the report published by Fortinet.

Architecture 71

Architecture Malware DNS DDOS 71

Krebs on Security

SEPTEMBER 26, 2024

ru , which periodically published hacking tools and exploits for software vulnerabilities. By 2004, v1pee had adopted the moniker “ Vega ” on the exclusive Russian language hacking forum Mazafaka , where this user became one of the more reliable vendors of stolen payment cards. Petersburg. Petersburg, Russia.

Cryptocurrency 310

Cryptocurrency Cybercrime Retail Government 310

Security Affairs

APRIL 8, 2019

Roaming Mantis surfaced in March 2018 when hacked routers in Japan redirecting users to compromised websites. Researchers detected Roaming Mantis-related malware over 6,800 times for more than 950 unique users in the period between February 25 and March 20, 2019. SecurityAffairs – Roaming Mantis, hacking). Pierluigi Paganini.

DNS 110

DNS Mobile Phishing Malware 110

Security Affairs

MAY 2, 2019

The remote code execution flaw, tracked as CVE-2019-3719, affects Dell SupportAssist Client versions prior to version 3.2.0.90. The expert published a video PoC of the hack and the source code of the proof of concept : Pierluigi Paganini. SecurityAffairs – Dell SupportAssist , hacking). Then, when the victim requests [random].dell.com,

Hacking 111

Hacking Software DNS 111

Security Affairs

SEPTEMBER 26, 2024

“The hacking campaign, called Salt Typhoon by investigators, hasn’t previously been publicly disclosed and is the latest in a series of incursions that U.S. and its allies for hacking activities in July. Upon investigating the incidents, the researchers determined that a DNS poisoning attack at the ISP level caused the infection.

Internet 131

Internet Internet DNS Telecommunications 131

Security Affairs

NOVEMBER 24, 2020

Crooks were able to trick GoDaddy staff into handing over control of crypto-biz domain names in a classic DNS hijacking attack. Crooks were able to hijack traffic and email to various cryptocurrency-related websites as a result of a DNS hijacking attack on domains managed by GoDaddy. SecurityAffairs – hacking, DNS hijacking).

Social Engineering 106

Social Engineering Engineering DNS Accountability 106

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. Pierluigi Paganini.

IoT 145

IoT Firmware DNS Advertising 145

Krebs on Security

AUGUST 30, 2019

But when accounts at those CRM providers get hacked or phished, the results can be damaging for both the client’s brand and their customers. Many companies are now outsourcing their marketing efforts to cloud-based Customer Relationship Management (CRM) providers. Image: APWG. Update, 2:55 p.m.

Phishing 256

Phishing Marketing Accountability DNS 256

Security Affairs

MARCH 20, 2020

In May 2019, the experts noticed that the group started using hacked email addresses of numerous high-profile targets to send credential spam messages. The group was observed using this scheme between 2019 and 2020, and according to the experts, most of the compromised email accounts belong to defense companies in the Middle East.

Phishing 145

Phishing Accountability Advertising DNS 145

Security Affairs

JUNE 18, 2020

They use DNS tunneling for stealthier C&C communications, and place execution guardrails on the malicious components to hide the malware from security researchers.” Experts also observed attackers using a DNS downloader that was designed for long-term, covert access to the target machine. Pierluigi Paganini.

DNS 124

DNS Advertising Spyware Software 124

Security Affairs

JUNE 24, 2024

For secure communication, operators employ DNS/ICMP tunneling, WSS, and QUIC protocols. The group exploited the following vulnerabilities for privilege escalation: CVE-2022-2586, CVE-2021-3156 , CVE-2021-4034 , CVE-2019-13272 , CVE-2022-27228, CVE-2021-44228, CVE-2021-40438 , CVE-2023-3519 , BDU:2023-05857, and CVE-2019-12725.

Cybercrime 120

Cybercrime Telecommunications DNS Technology 120

Security Affairs

JUNE 27, 2019

In April, the researcher Nick Cano discovered that BlueStacks versions prior than v4.90.0.1046 are affected by a DNS rebinding vulnerability that allowed attackers to gain access to the emulator’s IPC functions. BlueStacks addressed the flaw with the release 4.90.0.1046 available since May 27th, 2019.

DNS 110

DNS Backups Advertising Authentication 110

Security Affairs

SEPTEMBER 8, 2019

Cisco addresses CVE-2019-12643 critical flaw in virtual Service Container for IOS XE. USBAnywhere BMC flaws expose Supermicro servers to hack. Cyber Defense Magazine – September 2019 has arrived. Some Zyxel devices can be hacked via DNS requests. Twitter temporarily disables feature to tweet via SMS after CEO hack.

IoT 102

IoT Data breaches DNS Hacking 102

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 106

DNS Passwords Advertising Banking 106

Security Affairs

MARCH 16, 2021

SecurityAffairs – hacking, Mirai). “The attacks are still ongoing at the time of this writing. If you want to receive the weekly Security Affairs Newsletter for free subscribe here. Follow me on Twitter: @securityaffairs and Facebook. Pierluigi Paganini.

Wireless 139

Wireless IoT DNS Architecture 139

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. SecurityAffairs – hacking, ransomware). Several groups of experts linked both TrickBot and Ryuk threats to cybercrime gangs operating out of Russia. .

Healthcare 145

Healthcare Ransomware Cybercrime DNS 145

Security Affairs

AUGUST 20, 2021

Mozi is an IoT botnet that borrows the code from Mirai variants and the Gafgyt malware , it appeared on the threat landscape in late 2019. According to the researchers, in the last months of 2019, the botnet was mainly involved in DDoS attacks. .” SecurityAffairs – hacking, Mozi botnet). Pierluigi Paganini.

IoT 108

IoT DNS Manufacturing Firmware 108

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

NOVEMBER 1, 2021

The number of infected devices is impressive, on 2019-11-30 a trusted security partner in the US informed Qihoo 360’s Netlab Cybersecurity reported to have observed 1,962,308 unique daily active IPs from the Pink botnet targeting its systems. SecurityAffairs – hacking, Pink botnet). Pierluigi Paganini.

Architecture 145

Architecture DDOS Advertising DNS 145

Security Affairs

OCTOBER 28, 2020

At the end of 2019, researchers spotted a new TrickBot backdoor framework dubbed Anchor that was using the DNS protocol for C2 communications. ” “The actors behind Trickbot, a high profile banking trojan, have recently developed a Linux port of their new DNS command and control tool known as Anchor_DNS.”

DNS 110

DNS Banking Advertising IoT 110

Security Affairs

APRIL 23, 2019

Security expert Marco Ramilli published the findings of a quick analysis of the webmask project standing behind the DNS attacks implemented by APT34 (aka OilRig and HelixKitten ). 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 108

DNS Computers and Electronics Penetration Testing Government 108

Security Affairs

NOVEMBER 29, 2019

Group-IB, has analyzed key recent changes to the global cyberthreat landscape in the “Hi-Tech Crime Trends 2019/2020” report. According to Group-IB’s experts, the most frustrating trend of 2019 was the use of cyberweapons in military operations. As for 2019, it has become the year of covert military operations in cyberspace.

Banking 125

Banking Telecommunications Marketing Internet 125