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Malware

Trojan Spyware and BEC Attacks

March 3, 2021Luke Leal

Trojan Spyware and BEC Attacks

When it comes to an organization’s security, business email compromise (BEC) attacks are a big problem. One primary reason impacts are so significant is that attacks often use a human victim to authorize a fraudulent transaction to bypass existing security controls that would normally be…

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Backdoor SQL Trigger

February 25, 2021Luke Leal

SQL Triggers in Website Backdoors

Over the past year, there’s been an increasing trend of WordPress malware using SQL triggers to hide malicious SQL queries within compromised databases. These queries inject an admin level user…

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Backdoors in Malicious Plugins

February 2, 2021Denis Sinegubko

Whitespace Steganography Conceals Web Shell in PHP Malware

Last November, we wrote about how attackers are using JavaScript injections to load malicious code from legitimate CSS files. At first glance, these injections didn’t appear to contain anything except…

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Labs Note

January 21, 2021Luke Leal

Magento PHP Injection Loads JavaScript Skimmer

A Magento website owner was concerned about malware and reached out to our team for assistance. Upon investigation, we found the website contained a PHP injection in one of the…

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Phishing Campaign

January 14, 2021Luke Leal

Real-Time Phishing Kit Targets Brazilian Central Bank

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 in real time. What our…

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Troldesh Ransomware Dropper

January 12, 2021Luke Leal

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 offline, this can cause major…

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January 7, 2021Luke Leal

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 developed using a variety of…

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January 5, 2021Ben Martin

Bogus CSS Injection Leads to Stolen Credit Card Details

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 always a telltale sign that…

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December 29, 2020Mohit Jawanjal

SEO Spam Links in Nulled Plugins

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 posts on social media, and…

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Lightbox Adware - From Innocent Scripts to Malicious Redirects

December 15, 2020Cesar Anjos

Why You Should Monitor Your Website

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 techniques and tactics. These techniques…

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Labs Note

December 10, 2020Krasimir Konov

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 software to monitor the spread…

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