Malicious scripts gaining prevalence in Brazil

Had we looked at a map of malware detections in Brazil a year ago, we would have seen that the two main computer threats were the downloaders that installed banking trojans, and the banking trojans themselves. Today the situation remains the same, but with an extra special ingredient: while threats used to be Windows .exe files, today there are also Java .jar files, as well as Visual Basic Script and JavaScript among the top 10 threats.

To understand this change in the platforms used by cybercriminals, we will, in this article, analyze both a JavaScript and a Java threat.

Malicious scripts gaining prevalence in Brazil