MageCart infections most often come in the form of complex, obfuscated JavaScript injected into Magento database tables such as core_config_data, or as malicious plugins or core file injections installed into WordPress / WooCommerce environments (which are increasingly common, and may be due to antivirus programs increasing their detection rate on compromised checkout pages).

However, a little less frequently we find skimmers hidden in plain sight.  During a recent website cleanup of a compromised Magento ecommerce website we caught something that was quite interesting: Credit card theft malware that was concealed through a single, invisible pixel.

Continue reading Decoding Magecart: Credit Card Skimmers Concealed Through Pixels & Images at Sucuri Blog.

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