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.
Hunting credit card details on compromised ecommerce websites has become popular over the last two years. We have reported multiple cases in the past where…
In this post we’ll show you the tactics employed by the realstatistics malware campaign to make their injections seem less suspicious. The injection looks like…
Malware uses encryption, obfuscation and other tricks to prevent its detection so that the compromised sites stay infected for as long as possible. Quite often…
Last week we described the hack that randomly redirected site visitors either to a parked test0 .com domain or to malicious sites via the default7 .com…
In black hat SEO schemes, some links don’t have to have descriptive anchor keywords. For example, if their only purpose is help search engine crawlers…
To make malicious injections look less suspicious, hackers like to use domains that look credible. It may be some typo domain like google-analystisc[.]com instead of…
Update 9/14/16: We released a new guide that provides better instructions on how to clean a hacked WordPress site using the Free WordPress security plugin.…
A compromised website is perfect for placing black hat SEO doorways. Usually hackers either create such doorways as static files in deep subdirectories or use…
During the last couple of years, website ransomware has become one of the most actively developing types of malware. After infamous fake anti-viruses, this it the second…