Security Affairs

OCTOBER 1, 2018

Security experts from Qihoo 360 NetLab spotted GhostDNS, a malware that already infected over 100K+ devices and targets 70+ different types of routers. Security experts from Qihoo 360 NetLab have uncovered an ongoing hacking campaign that leverages the GhostDNS malware. ” reads the analysis published by the experts.

DNS 77

DNS Malware Firmware Phishing 77

Security Affairs

JANUARY 24, 2019

A still ongoing spam campaign that has been active during the last months has been distributing the Redaman banking malware. Experts at Palo Alto Networks continue to monitor an ongoing spam campaign that has been distributing the Redaman banking malware. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->.

Banking 86

Banking Malware Advertising DNS 86

Security Affairs

JULY 15, 2020

Security researchers discovered another malware family delivered through tax software that some businesses operating in China are required to install. Security researchers at Trustwave have discovered another malware family delivered through tax software that Chinese banks require companies operating in the country to install.

Software 82

Software Malware Banking Advertising 82

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. For a “normal” connection to a website, a Domian Name System (DNS) finds the IP address for the requested domain name.

DNS 82

DNS Internet Internet Encryption 82

Security Affairs

SEPTEMBER 19, 2020

The popular encrypted email service Tutanota was hit with a series of DDoS attacks this week targeting its website fist and its DNS providers later. Encrypted email service, Tutanota suffered a series of DDoS attacks that initially targeted the website and later its DNS providers. “As a result these providers went down. .

DDOS 140

DDOS Encryption DNS Advertising 140

Security Affairs

APRIL 22, 2020

” The malware sample employed in the attack resembled a Winnti dropper previously analyzed by ESET researcher that was submitted to a public online malware scanning service. The analysis of the configuration file of malware allowed the identification of the intended target. ” continues the report. Pierluigi Paganini.

DNS 113

DNS Malware Advertising Software 113

Security Affairs

APRIL 24, 2019

Iran-linked OilRig cyberespionage group is using the reconnaissance malware Karkoff along with DNSpionage in recent campaigns. Iran-linked OilRig cyberespione group is using the reconnaissance malware Karkoff along with DNSpionage in recent campaigns. ” reads the analysis published by Talos. ” continues the experts.

Malware 67

Malware DNS Advertising Hacking 67

Security Affairs

FEBRUARY 1, 2019

Security experts at Cybaze – Yoroi ZLab have analyzed a new sample of the AdvisorsBot malware, a downloader that was first spotted in August 2018. As usual, the malware looks like a legitimate e-mail attachment, named as “invoice.doc”. Figure 3 – Piece of VBS script that starts malware infection. DLL Analysis.

Malware 84

Malware DNS Social Engineering Advertising 84

Security Affairs

DECEMBER 18, 2019

Security experts recently found notable malware activity affecting devices running Linux that is associated with the Momentum Botnet. Malware researchers from Trend Micro recently observed notable malware activity affecting devices running Linux that is associated with the Momentum Botnet. ” concludes the analysis.

Malware 62

Malware DDOS DNS Advertising 62

Malwarebytes

MAY 5, 2022

The technique is really simple as it only requires an email account that sends messages to itself containing stolen credentials for each victim that executed the malware on their computer. We have records indicating that several Adobe fake pages were deployed from 2015 until recently. Test successful! ” from the same machine.

Malware 72

Malware Scams Phishing Accountability 72

Security Affairs

SEPTEMBER 17, 2018

Palo Alto Network researchers discovered a new malware, tracked as XBash, that combines features from ransomware, cryptocurrency miners, botnets, and worms. Security researchers at Palo Alto Networks have discovered a new piece of malware, dubbed XBash piece that is targeting both Linux and Microsoft Windows servers.

Cryptocurrency 90

Cryptocurrency Malware Ransomware Cybercrime 90

Security Affairs

JULY 17, 2019

Threat actors used the Extembro DNS- changer Trojan in an adware campaign to prevent users from accessing security-related websites. Security experts at Malwarebytes observed an adware campaign that involved the Extembro DNS- changer Trojan to prevent users from accessing websites of security vendors. ” concludes the analysis.

Adware 58

Adware DNS Malware Advertising 58

Security Affairs

OCTOBER 28, 2020

According to a new report published by researchers from security firm Netscout , TrickBot’s operators have started to use a new variant of their malware in an attempt to Linux systems and expand the list of its targets. “Often delivered as part of a zip, this malware is a lightweight Linux backdoor. Pierluigi Paganini.

DNS 104

DNS Banking Advertising IoT 104

Security Affairs

APRIL 8, 2019

Kaspersky Lab reported that hundreds of users have been targeted with malware over the past month as part of a recent Roaming Mantis campaign. Security experts at Kaspersky Lab reported that hundreds of users have been targeted with malware over the past month as part of a new campaign associated with Roaming Mantis gang.

DNS 92

DNS Mobile Phishing Malware 92

Security Affairs

MARCH 5, 2020

Security researchers demonstrated that hundreds of sub-domains belonging to Microsoft could potentially be hijacked and abused to deliver malware and for phishing attacks. Let’s consider mybrowser.microsoft.com, it might have resolved by the DNS to something like webserver9000.azurewebsites.net. azurewebsites.net.

DNS 95

DNS Phishing Advertising Malware 95

Security Affairs

OCTOBER 15, 2019

The group has been observed using new tactics, techniques, and procedures (TTPs), it is also using updated malware to evade detection. “the actor moved away from hosting the scripts on dedicated servers and instead started to use Domain Name System (DNS) text records. Pierluigi Paganini.

Cybercrime 64

Cybercrime DNS Malware Advertising 64

Security Affairs

JANUARY 19, 2019

“This malware is a lure Excel document with name ‘???????.xlsm’. The final stage malware is a backdoor written in C#. According to the analysis made by malware researchers from Palo Alto Networks, the text file includes parts of a Windows Script Component (.SCT) The final stage malware is a backdoor written in C#.

DNS 85

DNS Penetration Testing Malware Advertising 85

Security Affairs

SEPTEMBER 14, 2018

The OilRig hacker group has been around since at least 2015, since then it targeted mainly organizations in the financial and government sectors, in the United States and Middle Eastern countries. Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. ” continues the experts.

DNS 78

DNS Phishing Government Malware 78

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. “ Malware then guesses routers’ passwords , which new research from Avast shows are often weak. ” reads a blog post published by Avast.

DNS 74

DNS Passwords Advertising Banking 74

SiteLock

AUGUST 27, 2021

In 2015, the education sector was among the top three sectors breached , behind healthcare and retail. Some of the most common attacks cybercriminals use to breach higher education institutions are hacking, malware and DDoS attacks. Hacking and malware were the cause of 36 percent of data breaches in the education sector in 2015.

Data breaches 52

Data breaches DDOS Education Malware 52

Security Affairs

JULY 23, 2019

The attackers demonstrated an increasing level of sophistication across the years, they used custom-malware and various exploits in their attacks. “Second, we identified a previously undocumented malware family with strong links to the Ke3chang group – a backdoor we named Okrum. ” reads the report published by ESET.

DNS 86

DNS Malware Advertising Manufacturing 86

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 59

DNS Advertising Engineering Internet 59

Security Affairs

JANUARY 13, 2019

Proofpoint analyzed two strains of malware tracked as ServHelper and FlawedGrace distributed through phishing campaigns by the TA505 crime gang. Security researchers at Proofpoint researchers discovered two strains of malware tracked as ServHelper and FlawedGrace distributed through phishing campaigns by the TA505 crime gang.

Malware 91

Malware DNS Financial Services Retail 91

Security Affairs

OCTOBER 21, 2019

Security experts have a new malware, dubbed skip-2.0 Security experts at ESET have discovered a new malware, dubbed skip-2.0, malware was used by threat actors to establish a backdoor in MSSQL Server 11 and 12 servers, allowing them to access to any account on the server using a “magic password.” The skip-2.0

Malware 45

Malware Passwords Advertising DNS 45

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 119

Internet Internet DNS Advertising 119

Security Affairs

MARCH 10, 2020

“The threat actors behind this campaign are posting malware embedded inside various hacking tools and cracks for those tools on several websites. The domain started to be associated with malware around the time of the re-registration, however, it is unclear whether this Vietnamese individual has any ties to the malware campaign.”

Hacking 117

Hacking Malware Advertising DNS 117

Security Affairs

NOVEMBER 4, 2020

Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Click here to check out or media kit and market with us, today. email: marketing@cyberdefensemagazine.com. Copyright (C) 2014 Media.net Advertising FZ-LLC All Rights Reserved -->.

InfoSec 120

InfoSec DNS Advertising Marketing 120

Security Affairs

APRIL 2, 2020

“This piece of malware has components injected in the repackaged Zoom application,” The attacks observed by the researchers only did not involved the official Google Play. ddns.net:4444, which is a dynamic DNS service that allows a user with a dynamic IP address to map it to a subdomain. Pierluigi Paganini.

Mobile 107

Mobile Advertising DNS Malware 107

Krebs on Security

SEPTEMBER 6, 2021

In May 2015, KrebsOnSecurity briefly profiled “ The Manipulaters ,” the name chosen by a prolific cybercrime group based in Pakistan that was very publicly selling spam tools and a range of services for crafting, hosting and deploying malicious email. ” The IT network of The Manipulaters, circa 2013. Image: Facebook.

Software 239

Software Phishing Cybercrime Accountability 239

Security Affairs

DECEMBER 12, 2019

Experts pointed out that GALLIUM threat actors were using common versions of malware and publicly available tools with a few changes to evade detection. The operators leverage on low cost and easy to replace infrastructure using dynamic-DNS domains and regularly reused hop points. ” continues the analysis. Pierluigi Paganini.

Telecommunications 66

Telecommunications DNS Malware Advertising 66

Troy Hunt

JULY 12, 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. We've often seen CSRF attacks against routers result in DNS hijacking which, of course, is yet another risk that HTTPS protects against. DNS Hijacking.

DNS 277

DNS Wireless Risk Banking 277

SecureList

DECEMBER 8, 2022

Just to clarify, the subheading isn’t a normal quote, but a message that Janicab malware attempted to decode in its newest use of YouTube dead-drop resolvers (DDRs). Janicab was first introduced in 2013 as malware able to run on MacOS and Windows operating systems.

Malware 104

Malware DNS Engineering Internet 104

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 81

DNS Advertising Spyware Software 81

Krebs on Security

JANUARY 8, 2024

As detailed in my 2014 book, Spam Nation , Spamdot was home to crooks controlling some of the world’s nastiest botnets, global malware contagions that went by exotic names like Rustock , Cutwail , Mega-D , Festi , Waledac , and Grum. I can not provide DNS for u, only domains.

Cybercrime 209

Cybercrime Banking Computers and Electronics DDOS 209

Security Affairs

SEPTEMBER 25, 2020

Copyright (C) 2014-2015 Media.net Advertising FZ-LLC All Rights Reserved -->. Two vulnerabilities can allow authenticated attackers with local access to the target devices to execute arbitrary code. Many of the vulnerabilities were found by Cisco experts during internal assessment of the software. Pierluigi Paganini.

Software 97

Software DNS Wireless Advertising 97

Security Affairs

JANUARY 19, 2021

Supports UDP and TCP packets, but also application layer protocols such as HTTP, DNS, SSDP, and SNMP Protocol packing support created by the attacker. Brute Force – using hard coded credentials With this list, the malware tries connecting to other network devices using Telnet. ” continues the analysis.

DDOS 139

DDOS DNS Malware Internet 139

Security Affairs

JUNE 9, 2022

Other techniques employed by the APT group include DLL hijacking, Themida-packed files, and DNS tunneling to evade post-compromise detection. Luring users into double-clicking a fake Anti-Virus to execute malware in the victim’s host. The malware sets the auto start function with the value “EverNoteTrayUService”.

Malware 84

Malware DNS Encryption Education 84