I also was long time misleadingly thinking, that if I have removed the virus/malware from my PC, the issue is closed. Yes, this step is really needed, although not obvious.

Do not boot up you OS (Windows) at this step, just connect your hard drive to another PC with updated anti-virus software and copy all the data.Ĥ) Reinstall OS (Windows). This will be needed later, to prevent getting re-infected through the same vulnerability.ģ) If you did not have a backup of your data, copy all your data from the infected PC, after you did a cleanup with boot CD. Rescue Disk from Kaspersky, available for free (would be my first choice)ĭownload and burn it on another / non-infected computer.īy going this way, you shutdown your OS with any malware/viruses that are there and boot from independent OS with antivirus, which will scan your hard drive for possible issues.Ģ) If it will find something, try to think about how you got infected. However, I will still try to suggest the following steps from my own experience:ġ) Turn off your PC and try to scan it using boot CD, e.g.: If you do not feel yourself technical enough to perform it by yourself, then go to this answer for non-technical users Please just read the accepted answer carefully. This question was already answered here: Help! My home PC has been infected by a virus! What do I do now? As many people suggested, you probably got a virus or malware.

Command prompt appears and disappears