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Cesar Anjos

About Cesar Anjos

Cesar Anjos is Sucuri's Malware Researcher who joined the company in 2014. Cesar's main responsibilities include keeping up with the latest malware and writing about it. His professional experience covers over five years in the area. When Cesar isn't researching, he's finding a way to exercise his mind with anything. Connect with him on our Twitter.

December 2023 Vulnerability Patch Roundup

January 30, 2023Cesar Anjos

WordPress Vulnerability & Patch Roundup January 2023

Vulnerability reports and responsible disclosures are essential for website security awareness and education. Automated attacks targeting known software vulnerabilities are one of the leading causes of website compromises. To help educate website owners on emerging threats to their environments, we’ve compiled a list of important…

Read More about WordPress Vulnerability & Patch Roundup January 2023

WordPress Vulnerability and Patch Roundup November 2022

November 29, 2022Cesar Anjos

WordPress Vulnerability & Patch Roundup November 2022

Vulnerability reports and responsible disclosures are essential for website security awareness and education. Automated attacks targeting known software vulnerabilities are one of the leading causes of website compromises. To help…

Read More about WordPress Vulnerability & Patch Roundup November 2022

404 errors in google search console after a hack and SEO spam

August 25, 2022Cesar Anjos

How to Remove 404 Errors in Search Console

Hacked websites are known to result in a plethora of headaches for webmasters, including malicious redirects, broken links, and unwanted spam content. But did you also know that it can…

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Cryptominers & WebAssembly in Website Malware

July 21, 2022Cesar Anjos

Cryptominers & WebAssembly in Website Malware

WebAssembly (also referred to as Wasm) is a binary instruction format that runs in the browser to enable high-performance applications on web pages and can be executed much faster than…

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AnonymousFox

June 28, 2022Cesar Anjos

How to Find & Clean Up the AnonymousFox Hack

The AnonymousFox hack targets insecure websites and actively exploits them to spread phishing, spam, and other malware. A major nuisance for website owners, it also happens to be one of…

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What is a Scam?

June 14, 2022Cesar Anjos

What is a Scam?

Sure — as a security-minded website owner you’re probably already using a VPN to protect your privacy, managing app permissions to protect your phone, making sure your browser is blocking…

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Password Attacks 101

June 11, 2021Cesar Anjos

Password Attacks 101

According to the 2020 Data Breaches report by Verizon, 25% of all breaches involved the use of stolen credentials. And for small businesses, that number hit 30%. Brute force attacks…

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Server Side Data Exfiltration via Telegram API

March 18, 2021Cesar Anjos

Server Side Data Exfiltration via Telegram API

One of the themes commonly highlighted on this blog includes the many creative methods and techniques attackers employ to steal data from compromised websites. Credit card skimmers, credential and password…

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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

November 17, 2020Cesar Anjos

Evasive Maneuvers in Data Stealing Gateways

We have already shared examples of many kinds of malware that rely on an external gateway to receive or return data, such as different malware payloads. During a recent investigation,…

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April 6, 2020Cesar Anjos

Analyzing & Decrypting L4NC34’s Simple Ransomware

We’re constantly seeing news about computers being infected by ransomware, but very little do we hear about it affecting websites. That being said, the impact can be serious if the…

Read More about Analyzing & Decrypting L4NC34’s Simple Ransomware

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