Fake system update drops Aurora stealer via Invalid Printer loader

Malvertising seems to be enjoying a renaissance as of late, whether it is from ads on search engine results pages or via popular websites. Because browsers are more secure today than they were 5 or 10 years ago, the attacks that we are seeing all involve some form of social engineering. A threat...

WordPress sites backdoored with ad fraud plugin

WordPress is an immensely popular content management system CMS powering over 43% of all websites. Many webmasters will monetize their sites by running ads and need to draw particular attention to search engine optimization SEO techniques to maximize their revenues. But some people will take a...

Adult popunder campaign used in mainstream ad fraud scheme

This blog post was authored by Jerome Segura Online advertising is a multi billion dollar industry with projected spending to reach over 600 billion U.S. dollars for 2022. It's not surprising that criminals are trying their hardest to abuse this ecosystem in any way that they can. One of the...