John works as a Network Administrator for We-are-secure Inc. The We-are-secure server is based on Windows Server 2003. One day, while analyzing the network security, he receives an error message that Kernel32.exe is encountering a problem. Which of the following steps should John take as a countermeasure to this situation?
Each correct answer represents a complete solution. Choose all that apply.
A . He should upgrade his antivirus program.
B . He should download the latest patches for Windows Server 2003 from the Microsoft site, so that he can repair the kernel.
C . He should observe the process viewer (Task Manager) to see whether any new process is running on the computer or not. If any new malicious process is running, he should kill that process.
D . He should restore his Windows settings.
Answer: A,C
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