Research on PUA/DownloadGuide.FU Virus PUA/DownloadGuide.FU is a trojan and it will make deliberate your firewall protection and control the whole system. We don’t recommend that you keep this item on your PC. PUA/DownloadGuide.FU could set password for your files or records, and when you check it, it will require you to pay for the password.
About a.karmakitty.info a.karmakitty.info is kind of browser hijacker downloaded on your system by PUP (potentially unwanted program). It is able to attack all the most used browsers, including Microsoft Edge, Google Chrome, Internet Explorer, Mozilla Firefox and even Safari. Notwithstanding which browser is, a.karmakitty.info adware will go about as browser plug-ins, banners, extension, and add-ons