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

The Last Watchdog

MARCH 28, 2019

Three years later, October 2016, a DDoS attack, dubbed Mirai, topped 600 gigabytes per second while taking aim at the website of cybersecurity journalist Brian Krebs. The Spamhaus attacker, for instance, noticed that there were literally millions of domain name system (DNS) resolvers that remained wide open all over the internet.

DDOS 263

DDOS IoT DNS Internet 263

Security Affairs

APRIL 13, 2021

Security experts disclosed nine flaws, collectively tracked as NAME:WRECK, affecting implementations of the DNS protocol in popular TCP/IP network communication stacks. CVE-2016-20009 IPnet – stack-based overflow on the message decompression function Message compression RCE 9.8 ” reads the analysis published by Forescout.

DNS 119

DNS Advertising Hacking Ransomware 119

CyberSecurity Insiders

OCTOBER 22, 2021

Interestingly, the findings state that the threat actors, probably funded by a government, were hiding in the external DNS servers of telcos and conducting espionage through General Packet Radio Services (GPRS) networks. However, no substantial evidence to prove the exact location of hackers has been got till date.

Cyber Attacks 139

Cyber Attacks Telecommunications DNS Government 139

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. Leaked Source code.

DNS 108

DNS Computers and Electronics Penetration Testing Government 108

Security Affairs

AUGUST 4, 2021

NicheStack (aka InterNiche stack) is a proprietary TCP/IP stack developed originally by InterNiche Technologies and acquired by HCC Embedded in 2016. “The new vulnerabilities allow for Remote Code Execution, Denial of Service, Information Leak, TCP Spoofing, or DNS Cache Poisoning.” ” states the report.

DNS 133

DNS Manufacturing Firmware Technology 133

eSecurity Planet

SEPTEMBER 3, 2022

For example, the 2016 DDoS attack on the Dyn managed domain name service (DNS) caused the DNS service to fail to respond to legitimate DNS inquiries and effectively shut down major sites such as PayPal, Spotify, Twitter, Yelp, and many others. Also read: How to Secure DNS. Types of DDoS Attacks.

DDOS 145

DDOS DNS Firewall Internet 145

Krebs on Security

JULY 14, 2020

Top of the heap this month in terms of outright scariness is CVE-2020-1350 , which concerns a remotely exploitable bug in more or less all versions of Windows Server that attackers could use to install malicious software simply by sending a specially crafted DNS request.

DNS 295

DNS Backups Software System Administration 295

Krebs on Security

FEBRUARY 9, 2021

The flaw being exploited in the wild already — CVE-2021-1732 — affects Windows 10, Server 2016 and later editions. A key concern for enterprises is another critical bug in the DNS server on Windows Server 2008 through 2019 versions that could be used to remotely install software of the attacker’s choice.

DNS 325

DNS Backups Software Phishing 325

Malwarebytes

JULY 14, 2021

CVE-2021-33771 Windows Kernel Elevation of Privilege Vulnerability for Windows Server 2012, Server 2016, Windows 8.1, Windows 10, Windows Server 2008, Windows Server 2012, Windows Server 2016, and Windows Server 2019. and Windows 10. CVE-2021-31979 Windows Kernel Elevation of Privilege Vulnerability for Windows 7, Windows 8.1,

DNS 102

DNS Media System Administration Engineering 102

Security Affairs

OCTOBER 15, 2019

. “the actor moved away from hosting the scripts on dedicated servers and instead started to use Domain Name System (DNS) text records. These records are accessed via normal DNS queries or DNS-over-HTTPs ( DoH ) if the DNS query fails. “Rocke keeps evolving its TTPs in attempts to remain undetected.

Cybercrime 91

Cybercrime DNS Malware Advertising 91

Security Affairs

JUNE 24, 2024

Members of the ExCobalt group have been active since at least 2016, the researchers believe that the group is linked to the notorious Cobalt Gang. For secure communication, operators employ DNS/ICMP tunneling, WSS, and QUIC protocols. The communication between GoRed and its C2 server relies on the RPC protocol.

Cybercrime 119

Cybercrime Telecommunications DNS Technology 119

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 272

DNS Penetration Testing Malware Hacking 272

Security Boulevard

MAY 20, 2023

What's so special about this individual is the fact that he's also been running a well known money mule recruitment operation since 2016 using the World Issuer LLC money mule recruitment franchise based on my research using public sources where we've got the actual hxxp://worldissuer[.]biz com hxxp://beta-dns[.]net nordexin@ya.ru

DNS 52

DNS Spyware Accountability 52

Security Affairs

OCTOBER 28, 2020

TrickBot is a popular banking Trojan that has been around since October 2016, its authors have continuously upgraded it by implementing new features. At the end of 2019, researchers spotted a new TrickBot backdoor framework dubbed Anchor that was using the DNS protocol for C2 communications. ” explained Grange.

DNS 110

DNS Banking Advertising IoT 110

Krebs on Security

DECEMBER 8, 2020

The critical bits reside in updates for Microsoft Exchange Server , Sharepoint Server , and Windows 10 and Server 2016 systems. Additionally, Microsoft released an advisory on how to minimize the risk from a DNS spoofing weakness in Windows Server 2008 through 2019.

DNS 301

DNS Backups Malware Software 301

SC Magazine

FEBRUARY 10, 2021

This vulnerability should put Windows 10 and Server 2016 and later editions into your priority bucket for remediation this month.”. Security teams should also focus on CVE-2021-24078 , a remote code execution (RCE) vulnerability in Windows DNS Server, Liske said. This critical vulnerability, which Microsoft assigned a CVSS score of 9.8,

Risk 71

Risk DNS Media Phishing 71

SecureList

JULY 25, 2022

It is worth noting that the localization of this function, also achieved by searching for hardcoded patterns, is very exhaustive and even contains patterns corresponding to the Redstone 1 release from August 2016. DNS requests are performed in this fashion, using either Google’s DNS server (8.8.8[.]8) 2016-12-27.

Firmware 145

Firmware DNS Malware Technology 145

The Last Watchdog

JULY 1, 2019

What this tells me is that the presidential candidates, at least, actually appear to be heeding lessons learned from the hacking John Podesta’s email account – and all of the havoc Russia was able to foment in our 2016 elections. Let’s not forget how Russia targeted elections in 39 states back in 2016. “We

Cyber Risk 159

Cyber Risk DNS Phishing Backups 159

Security Affairs

MARCH 17, 2022

TrickBot is a popular Windows banking Trojan that has been around since October 2016, its authors have continuously upgraded it by implementing new features, including powerful password-stealing capabilities. The news wave of attacks aimed at cryptocurrency firms, most of them located in the U.S. Pierluigi Paganini.

Malware 133

Malware DNS Passwords Ransomware 133

Security Boulevard

JANUARY 30, 2024

If the BOF is used to query logged on users on localhost, the fully qualified computer DNS name from GetComputerNameExW is used. Figure 2 — Sessions Gathered with NetWkstaUserEnum An important note here is that fully qualified DNS names are important when supplying the servername argument. If that fails, the DNS suffix (e.g.,

DNS 64

DNS Data collection Accountability 64

Security Affairs

OCTOBER 29, 2020

TrickBot is a popular banking Trojan that has been around since October 2016, its authors have continuously upgraded it by implementing new features. 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.

Healthcare 145

Healthcare Ransomware Cybercrime Advertising 145

Security Affairs

JANUARY 20, 2022

” TrickBot is a popular banking Trojan that has been around since October 2016, its authors have continuously upgraded it by implementing new features. “The Bot ID generated by Diavol is nearly identical to the format used by TrickBot and the Anchor DNS malware, also attributed to Trickbot.”

Ransomware 131

Ransomware Banking Malware Encryption 131

Security Affairs

FEBRUARY 23, 2019

A user reported that its D-Link DNS-320 device was infected by malicious code. The D-Link DNS-320 model is no more available for sale, one of the members of the forum explained that the firmware of its NAS was never updated and its device was exposed to WAN through ports 8080, FTP port 21, and a range of ports for port forwarding.

Ransomware 111

Ransomware DNS Firmware Encryption 111

Security Affairs

OCTOBER 20, 2021

The cyberespionage group has been active since at least 2016, according to the CrowdStrike researchers it is using a very sophisticated toolset. ” 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 138

Telecommunications Mobile Hacking Architecture 138

Security Affairs

JULY 23, 2019

Experts discovered that since December 2016, the APT15 group has been using the previously undocumented backdoor dubbed Okrum. We first detected Okrum, through ESET telemetry, in December 2016; it targeted diplomatic missions in Slovakia, Belgium, Chile, Guatemala and Brazil throughout 2017.” ” continues the report.

DNS 110

DNS Malware Advertising Manufacturing 110

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

Security Affairs

OCTOBER 16, 2020

. “The attacker used several networks to spoof 167 Mpps (millions of packets per second) to 180,000 exposed CLDAP, DNS, and SMTP servers, which would then send large responses to us.” Experts noticed that this attack is bigger than the 2.3 Tbps DDoS attack mitigated by Amazon’s AWS in February.

DDOS 124

DDOS Advertising DNS Engineering 124

Cisco Security

DECEMBER 22, 2022

Cisco Umbrella : DNS visibility and security. Since joining the Black Hat NOC in 2016, my goal remains integration and automation. The workflows create accounts in SecureX, Secure Malware Analytics (Threat Grid), Umbrella DNS and Meraki dashboard, all using SecureX Single Sign-On. Integrating Security.

DNS 90

DNS Malware Accountability Wireless 90

Security Affairs

JULY 1, 2019

“Compared to the 2016 variants this sample introduces a configuration file and does not rely on C2 for operation. The experts analyzed four different samples of the Ratsnif RAT, three dated back 2016, and the fourth created in H2 2018. ” reads the analysis published by Cylance. ” continues the analysis.

Malware 84

Malware Advertising DNS Manufacturing 84

Security Affairs

AUGUST 29, 2023

The attackers attempted to verify outbound network connectivity with a ping command and executed host commands for a subnet-wide DNS lookup. Then threat actors sent data as an image file to a web-accessible path: cp /var/tmp/test.tar.gz /netscaler/ns_gui/vpn/medialogininit.png. Network-segmentation controls blocked this activity too.

VPN 126

VPN Ransomware DNS Malware 126

Malwarebytes

APRIL 6, 2023

Act II: Malwarebytes Takes the Stage (September 2012 - 2016) With the grand entrance of Malwarebytes Enterprise Edition (MEE) in late 2012, our business offerings went from a fresh-faced newcomer to a seasoned performer. It was a modest start, but hey, every masterpiece starts with a single brushstroke, as they say. But wait, there's more!

Cybersecurity 68

Cybersecurity Malware Cyber threats Small Business 68

SC Magazine

MARCH 31, 2021

Centripetal’s lawyers claim that in 2016, its CEO and founder held several meetings and telephone calls with Palo Alto executives to discuss a threat intelligence partnership. Many of the innovations deal with specific methods for filtering network traffic data and rule-based network threat detection.

Firewall 114

Firewall Artificial Intelligence Network Security Technology 114

Malwarebytes

FEBRUARY 24, 2023

As Brian Krebs notes, this tactic has been around for some years and was spotted in 2016 being sent out via Skype spam. Malwarebytes DNS filtering blocks malicious websites used for phishing attacks, as well as websites used to spread or control malware. Now they're being used in a scam based on Amazon's popular Prime membership.

Phishing 95

Phishing Passwords Password Management Scams 95

Krebs on Security

JUNE 21, 2023

guru’s registration records also are hidden, yet passive domain name system (DNS) records for both cryptor[.]biz But Intel 471 finds that after his critical review of VIP Crypt, Kerens did not post publicly on Exploit again for another four years until October 2016, when they suddenly began advertising Cryptor[.]biz.

Malware 237

Malware Antivirus Cybercrime Hacking 237

NopSec

JUNE 16, 2020

LLMNR is derived from DNS protocol, and is intended to enable hosts on a local network to easily perform name resolution. WPAD is a protocol that probes for a WPAD server hosting a proxy configuration file at the DNS address “wpad.domain.com”. In most organizations a WPAD host does not exist.

DNS 52

DNS Penetration Testing Authentication Passwords 52

Security Affairs

JULY 15, 2020

The campaign is active since at least April 2020, but experts found some samples that suggest the attacks begun at least December 2016. Researchers published Indicators of Compromise (IoCs) for this threat. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

Software 125

Software Malware Banking Advertising 125