Win32.Chafesi falls under the classification of backdoor Trojan.  This means that as a Trojan it can enter secretly and will remain running silently in the background.  It will also allow an intruder to enter.  The intruder may have the ability to eventually have complete and total control of your computer.  These programs are quite dangerous because of this possibility.

Recommended Action:
Remove at Once

AKA:
Backdoor.Win32.Chafesi.A
Backdoor.Win32.Chafesi

Manual Removal:
Manual removal can be done by stopping the running processes and then removing the related files.  This may sound easier said than done, if you are unfamiliar with the process.  You can cause harm to your PC, if you do not know what you are doing.  For safe and effective removal, you can use SpyZooka to remove Win32.Chafesi.  SpyZooka is a trusted spyware removal application and it has the reputation for achieving results.  Fears can be cast aside as SpyZooka offers a 100% satisfaction guarantee or your money back.

Related Files:
simpmsn.exe