Trojan-IM.Win32.Faker.a infection used to be real threat designed to steal passwords of MSN users. There‘s a very small chance that your computer was infected by this parasite on present days. Warnings that report Trojan-IM.Win32.Faker.a infection in most of cases are fake. They are generated by deceitful programs. Corrupt applications like fake anti-spyware or antivirus typically reports false warning alerts about Trojan infections or viruses. All of this is made only for pushing users into buying useless program that should supposedly remove imaginary threats. Warnings, that your computer is infected by Faker.a, should be ignored.
Trojan-IM.Win32.Faker.a isn’t a real trojan; all warnings related to it are falsified. Trojan-IM.Win32.Faker.a threat is reported by InternetAntivirus malware in most cases.

Source: http://www.2-viruses.com/remove-trojan-imwin32fakera