Uncovering a Stealthy WordPress Backdoor in mu-plugins
Puja Srivastava Recently, our team uncovered a particularly sneaky piece of malware tucked away in a place many WordPress users don’t even know exists: the mu-plugins folder.…
Browsing Tag
Malware
230 posts
WordPress Redirect Malware Hidden in Google Tag Manager Code
Last month, a customer contacted us after noticing their WordPress website was unexpectedly redirecting to a spam domain. The redirection occurred approximately 4-5 seconds after…
Stealthy PHP Malware Uses ZIP Archive to Redirect WordPress Visitors
Last month, a customer contacted us, concerned about persistent and inexplicable redirects on their WordPress website. Our investigation quickly unearthed a sophisticated piece of malware…
Attackers Inject Code into WordPress Theme to Redirect Visitors
Matt Morrow In a recent article we discussed some of the reasons sites are frequently attacked. That article covered browser redirects, and we’ll explore an example of…
The Case of Hidden Spam Pages
Ben Martin Spammy posts and pages being placed on WordPress websites is one of the most common infections that we come across. The reason being is that…
Malicious WordPress Plugin Creates Hidden Admin User Backdoor
I recently wrote about a case where a malicious plugin was used to steal admin credentials. Here we will examine yet another malicious plugin that…
Analysis of a Malicious WordPress Plugin: The Covert Redirector
A few weeks ago, we received a support request from a website owner who was experiencing unexpected redirects. Visitors landed on the website normally, but…
What Motivates Website Malware Attacks?
The depiction in the media of hackers tends to be that of balaclava-wearing villains who type furiously in a dark basement, motivated by nothing but…
Fake Java Update Popup Found in Malicious WordPress Plugin
We recently assisted a customer who reported a persistent and concerning “Java Update” pop-up appearing on their WordPress website. This type of deceptive notification is…
Fake Google Meet Page Tricks Users into Running PowerShell Malware
Last month, a customer reached out to us after noticing suspicious URLs on their WordPress site. Visitors reported being prompted to perform unusual actions. We…
Another Fake Cloudflare Verification Targets WordPress Sites
Kayleigh Martin A new Cloudflare infection has once again been targeting WordPress sites. This new iteration of malware mimics a legitimate-looking Cloudflare verification page, which then tricks…