JavaScript Injections Leads to Tech Support Scam
Krasimir Konov During a recent malware investigation, we found some interesting obfuscated Javascript code. This code pretends to appear as part of the popular AddThis social sharing…
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Website Malware Infections
858 posts
Checking blacklisted domains or IP for spamming
Luke Leal Often times we will encounter websites that have been injected with a redirect and these can vary from blackhat SEO tactics for boosting domain rankings…
RealStatistics Goes TrafficAnalytics
Rodrigo Escobar In the last few months, our Incident Response Team detected an interesting malicious code that affected a high number of websites. This malware is a…
Joomla admin login bypass – set your UA for full admin access
Yuliyan Tsvetkov Every day we analyse hundreds of new malicious files. Some of them are simple backdoors, injected iframes, or one liner defacements. Another type of malware,…
Fake Google Analytics tracking code leading to Adware
John Castro Our Incident Response process makes sure we remove all malicious files and other small pieces of code inserted in good files that could be used…
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…
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
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
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…