Hacked Websites

Examining Unique Magento Backdoors

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 attackers in these backdoors illustrates the ever-changing landscape of website security and highlights some of the tactics used to avoid traditional backdoor detection. Reflection

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Stylish Magento Card Stealer loads Without Script Tags

Recently one of our analysts, Weston H., found a very interesting credit card stealer in a Magento environment which loads a malicious JavaScript without using any script tags. In this post I will go over how it was found, how to decode it and how it works! One of our clients was reporting that one

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Vulnerable Plugin Exploited in Spam Redirect Campaign

Some weeks ago a critical unauthenticated privilege escalation vulnerability was discovered in old, unpatched versions of the wp-user-avatar plugin. It also allows for arbitrary file uploads, which is where we have been seeing the infections start. This plugin has over 400,000 installations so we have seen a sustained campaign to infect sites with this plugin

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Magecart Swiper Uses Unorthodox Concatenation

MageCart is the name given to the roughly one dozen groups of cyber criminals targeting e-commerce websites with the goal of stealing credit card numbers and selling them on the black market. They remain an ever-growing threat to website owners. We’ve said many times on this blog that the attackers are constantly using new techniques

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Malicious Redirects Through Bogus Plugin

Recently we have been seeing a rash of WordPress website compromises with attackers abusing the plugin upload functionality in the wp-admin dashboard to redirect visitors and website owners to malicious websites. The payload is the following bogus plugin located here: ./wp-content/plugins/plugs/plugs.php At first glance these appear to be very unorthodox domains: hxxp://xn--o1aofd[.]xn--p1ai hxxp://xn--80ady8a[.]xn--p1ai hxxp://xn--80adzf[.]xn--p1ai hxxp://xn--g1aey4a[.]xn--p1ai

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WordPress Redirect Hack via Test0.com/Default7.com

Malicious redirect is a type of hack where website visitors are automatically redirected to some third-party website: usually it’s some malicious resource, scam site or a commercial site that buys traffic from cyber criminals (e.g. counterfeit drugs or replica merchandise). Types of Malicious Redirects There are two major types of malicious redirects: server-side redirects and

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WooCommerce Credit Card Skimmer Hides in Plain Sight

Recently, a client’s customers were receiving a warning from their anti-virus software when they navigated to the checkout page of the client’s ecommerce website. Antivirus software such as Kaspersky and ESET would issue a warning but only once a product had been added to the cart and a customer was about to enter their payment

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WooCommerce Credit Card Swiper Hides in Plain Sight

Recently, a client’s customers were receiving a warning from their anti-virus software when they navigated to the checkout page of the client’s ecommerce website. Antivirus software such as Kaspersky and ESET would issue a warning but only once a product had been added to the cart and a customer was about to enter their payment

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Object Injection Vulnerability Affects WordPress Versions 3.7 to 5.7.1

If you haven’t updated your WordPress website since October 2013, this wouldn’t affect you, but we strongly hope that is not the case! There’s a new object injection vulnerability which affects WordPress versions 3.7 to 5.7.1. Be sure to get updated to 5.7.2 as soon as possible! According to WPScan, the new object injection vulnerability

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