Website Security News
WordPress security is serious business – and an essential consideration for anyone using the world’s most popular CMS (Content Management System). While the WordPress team quickly addresses known security issues in WordPress’ core to protect the millions of website owners who rely and depend on…
Read More about Top 5 Most Common WordPress Malware Infections: An Anatomy Lesson
The AnonymousFox hack targets insecure websites and actively exploits them to spread phishing, spam, and other malware. A major nuisance for website owners, it also happens to be one of…
Read More about How to Find & Clean Up the AnonymousFox Hack
The threat landscape is constantly shifting. As attackers continue to hone their tools and exploit new vulnerabilities, our team works diligently to identify and analyze threats posed to webmasters. So…
Recently, Avast’s researchers Pavel Novák and Jan Rubín posted a detailed writeup about the “Parrot TDS” campaign involving more than 16,500 infected websites. Such massive infections don’t go unnoticed by…
Read More about Analysis of the Massive NDSW/NDSX Malware Campaign
During a recent investigation into a compromised Magento ecommerce environment, we discovered the presence of five different backdoors that would provide attackers with code execution capabilities. The techniques used by…
The official PHP git repository, http://git.php.net/, was compromised this Sunday, March 28. An attacker was able to modify the PHP source code twice and inject a backdoor into it. Thankfully,…
Over the past year, there’s been an increasing trend of WordPress malware using SQL triggers to hide malicious SQL queries within compromised databases. These queries inject an admin level user…
Last November, we wrote about how attackers are using JavaScript injections to load malicious code from legitimate CSS files. At first glance, these injections didn’t appear to contain anything except…
Read More about Whitespace Steganography Conceals Web Shell in PHP Malware
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…
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…
A few weeks ago, I was manually inspecting some files on a compromised website. While checking on a specific WooCommerce file, I noticed something interesting. Among 246 other lines, this…
Read More about Fake WordPress Functions Conceal assert() Backdoor
