DNSChanger Trojan Horse
What is it?
The DNSChanger Trojan Horse, also known as OSX.RSPlug.A and OSX/Puper, and OSX/Jahlav-C, has been found on numerous pornographic websites disguising itself as a video codec. Once downloaded and installed, DNSChanger changes the DNS settings on the computer, redirecting websites entered by the user to malicious sites. If personal information is entered on these malicious websites, it can lead to identity theft.
Is DNSChanger spyware?
Yes, due to the nature of installation in tricking the user as well as changing the information requested with altered data DNSChanger Trojan Horse is considered a trojan horse as well as spyware.