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Skimmers in Images & GitHub Repos

MalwareBytes recently shared some information about web skimmers that store malicious code inside real .ico files. During a routine investigation, we detected a similar issue. Instead of targeting .ico files, however, attackers chose to inject content into real .png files — both on compromised sites and in booby trapped Magento repos on GitHub. Googletagmanager.png Our More Info »

Malicious Magento User Creator

We recently found a simple malicious script leveraging Magento’s internal functions to create a new admin user with the admin role “Inchoo” ⁠— probably referring to a Croatian Magento consulting company. The script is simple but very effective and can easily be overlooked as another Magento file without closer inspection. It’s based on a sample More Info »

Fake WordPress Plugin SiteSpeed Serves Malicious Ads & Backdoors

Fake WordPress plugins appear to be trending as an effective way of establishing a foothold on compromised websites. During a recent investigation, we discovered a fake component which was masquerading as a legitimate plugin. Named SiteSpeed, it contained a lot of interesting malicious capabilities. Unwanted Advertisements The malicious plugin can be used by the attacker More Info »

Web Professional Security Survey 2020

According to recent statistics, the web design industry in the United States is now worth more than $40 billion each year. It’s why our annual survey of agencies and web pros is so eagerly anticipated — and we hope you’ll participate in the Sucuri Web Professional Security Survey 2020. If you provide services like website More Info »

Pirated WordPress Plugins Bundled with Backdoors

One widespread belief among webmasters is that attackers typically only compromise websites in a couple of ways: by exploiting vulnerabilities or stealing login credentials. Although these are certainly two of the more common attack vectors, another method is often overlooked — but the result is just as hazardous. Whenever an attacker can successfully trick a More Info »

Vulnerabilities Digest: June 2020

Highlights for June 2020 Cross site scripting is still the most common vulnerability in WordPress Plugins. Bad actors are taking advantage of the lack of restrictions in critical functions and issues surrounding user input data sanitization. Massive local file inclusion (LFI) attempts have been discovered attempting to harvest WordPress and Magento credentials. Attackers continue to More Info »

Dangerous Website Backups

It’s a well-known fact that website backups are important for mitigating a plethora of site issues. They can help restore a site after a compromise or even facilitate the investigative process by providing a clean code base to compare the current site state to. However, if a backup is not set up correctly, it can More Info »

Sucuri Sit-Down Episode 2: Malware Types Explained with Krasimir Konov

Malware comes in many different varieties. Analyst Krasimir Konov is on this month’s Sucuri Sit-Down to help keep them all straight. From malicious iframes to SEO spam, join host Justin Channell as he racks Krasimir’s brain on all the different types of malware. Also, Krasimir discusses his recent blog post about a malicious cURL downloader, More Info »