Real-Time Phishing Kit Targets Brazilian Central Bank
Luke Leal We recently found an interesting phishing kit on a compromised website that has QR code capabilities, along with the ability to control the phishing page…
Obfuscation Techniques in Ransomweb “Ransomware”
As vital assets for many business operations, websites and their hosting servers are often the target of ransomware attacks — and if they get taken…
Evaluating Cookies to Hide Backdoors
Identifying website backdoors is not always an easy task. Since a backdoors primary function is to conceal itself while providing unauthorized access, they are often…
Bogus CSS Injection Leads to Stolen Credit Card Details
Ben Martin A client recently reported their customers were receiving antivirus warnings when trying to access and purchase products from a Magento ecommerce website. This is almost…
SEO Spam Links in Nulled Plugins
Mohit Jawanjal It’s not unusual to see website owners running things on a budget. Choosing a safe and reliable hosting company, buying a nice domain name, boosting…
The Dangers of Using Abandoned Plugins & Themes
Krasimir Konov It’s not very often that we see abandoned components being used on a website — but when we do, it’s most often because the website…
Why You Should Monitor Your Website
Cesar Anjos In an effort to maintain unauthorized access or profit off a website’s environment long after an initial compromise, attackers commonly leverage a variety of different…
Malware Dropper Takes Advantage of COVID-19 Pandemic
Since April, our team has been tracking the spread of a PHP malware dropper. It’s impacting unsuspecting victims who thought they were downloading a mapping…
Fake WordPress Functions Conceal assert() Backdoor
Douglas Santos A few weeks ago, I was manually inspecting some files on a compromised website. While checking on a specific WooCommerce file, I noticed something interesting.…
Obfuscation Techniques in MARIJUANA Shell “Bypass”
Attackers are always trying to come up with new ways to evade detection from the wide range of security controls available for web applications. This…
“Free” Symchanger Malware Tricks Users Into Installing Backdoor
In a previous post, I discussed how attackers can trick website owners into installing malware onto a website — granting the attacker the same unauthorized…