|Trojan.KillAV.C is a Trojan Horse that disables antivirus and firewall applications.
It is most likely used in conjunction with other threats, such as Backdoor.Zinx or another Backdoor.Trojan.
When this trojan runs, it performs the following actions:
Registers itself as a process.
Copies itself to %Windir%\memore.exe. (The existense of the file memore.exe is an indication of a possible infection.)
Sets the following registry value:
"Memory Check" = "%Windir%\memore.exe"
in the registry key:
so that the Trojan runs when Windows starts.
Opens a shell and executes the following commands:
NET STOP NAVAPSVC
NET STOP AVPCC
NET STOP PERSFW
so that these processes are stopped.
You can use Use antivirus (also check How To Remove section)Startup Optimizer to disable this trojan at startup.