Amazon Affiliate Cookie Stuffing
Denis Sinegubko We wrote a lot about malware in invisible iframes. This story is about a different type of invisible iframes that hackers may place on your…
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Website Malware Infections
864 posts
Fake bb_press Plugin Redirects to Mobile Pornography
Fernando Barbosa When a website is hacked, we often find that attackers have injected multiple backdoors, web shells, and malicious code that allows them to regain access…
Hooking WordPress Class to Hide Malicious Users
John Castro When a website is compromised, attackers perform post-exploitation tasks to maintain access to the site for as long as possible. One of these actions is…
Search and Backdoor
Luke Leal The ubiquity of “unlimited” shared hosting platforms has incentivized malware in trying to infect as many adjacent website directories as it can to increase its…
vBulletin Malware – When Hackers Compete for Backdoor Control
Cesar Anjos A common pattern we see in compromised websites is the presence of backdoors and other malicious code. During Q3 of 2016, we found that 72%…
Camouflage does not have to be advanced to be effective
Often times a malware author will try to provide some type of camouflage to their malware’s coding in an effort to disguise an unsuspecting eye…
Injection of Unwanted Google AdSense Ads
During the last couple of years, it has become quite prevalent for hackers to monetize compromised sites by injecting unwanted ads. They can be pop-up…
Database and Image Tricks in Magento Malware
Magento malware that steals details of customer credit cards is a prevalent problem during the last couple of years. We write a lot about various…
Spamming Stopped by Pastebin
We wrote multiple times about malware attacks that store their scripts on Pastebin.com and load them either to the server once they break into it…
Release the Prisoners – Rename .Suspected Backdoors
Andrey Kucherov When webmasters or hosting companies look for malware, they usually search for encrypted code, encoded payloads, suspicious functions and much more. If they happen to…
Website Malware Targets Mobile Platforms
Navigating the web on a mobile device can be tricky even when you’re browsing clean sites. If hackers are involved, the frustration of a pop-up…