Denis Sinegubko is Sucuri’s Senior Malware Researcher who joined the company in 2013. Denis' main responsibilities include researching emerging threats and creating signatures for SiteCheck. The founder of UnmaskParasites, his professional experience covers over 20 years of programming and information security. When Denis isn’t analyzing malware, you might not find him online at all. Connect with him on Twitter.
Cybercriminals regularly try a variety of approaches to hide their malicious code — web skimmers are well known for using all sorts of obfuscation and…
Our malware analyst Liam Smith recently found malware on a client’s site that targets ecommerce sites powered by AmeriCommerce software. A popular ecommerce software solution…
This is a story about the SoakSoak malware campaign that proved that you can’t underestimate impact of security issues in popular premium software. These days,…
Malware obfuscation comes in all shapes and sizes — and it’s sometimes hard to recognize the difference between malicious and legitimate code when you see…
This past week, we’ve been monitoring a new wave of website infections mostly impacting WordPress and Magento websites. We found that hackers have been injecting…
We often write about malware that steal payment information from sites built with Magento and other types of e-commerce CMS. When discussing credit card skimmers…
We regularly clean all sorts of black hat SEO infections. During these infection cleanups, we often find compromised websites redirecting visitors to fake “Canadian Pharmacy”…
Last week, an ongoing WordPress malware campaign started a new wave which included a variety of experimental injection types. Scripts as Data URLs The first…
We often find various fake WordPress plugins installed by hackers during website cleanups. Recently, we’ve noticed a new wave of infections that install fake plugins…
In an effort to make malicious code appear to be credible, hackers commonly piggyback on the names of reputable, well-known companies and services. Typical examples…