Infected WordPress Plugins Redirect to Push Notification Scam

Attackers are always finding unique ways to avoid detection. Our teams regularly find malware on compromised websites which have been obfuscated to make it more difficult for webmasters to detect or understand. Obfuscation can take many forms, such as encrypting code or using complex algorithms to hide the true nature of the malicious contents. For example, many malware samples we detect are encoded into base64 to confuse website owners and evade detection.

But during a recent investigation, I stumbled across a rather interesting piece of malware using a more complex form of obfuscation. Instead of leveraging the typical base64 encoding to evade detection, the attacker was adding variations of a PHP function to normal plugin files which decoded hex2dec from a second file containing a hexadecimal payload.

Read more: https://blog.sucuri.net/2022/12/infected-wordpress-plugins-redirect-to-push-notification-scam.html?web_view=true

By Daniel

I'm the founder and CEO of Lionsgate Creative, Password Sentry, and hoodPALS. Besides coding and technology, I also enjoy cycling, photography, and cooking. https://www.lionsgatecreative.com https://www.password-sentry.com https://www.hoodpals.com