TrojanWin32/FakeSysDef Trojan is a Trojan horse found to change various settings on the computer that it infects. TrojanWin32/FakeSysDef may come from malicious websites that are embedded with malicious code. TrojanWin32/FakeSysDef opens up firewalls and collects confidential information such as personal financial information. It is possible that your computer becomes very slow or is useless for [...]