Server under 'attack' - grr

My Apache install is reporting a series of 404 error attempts such as the following every minute. Is there any way to totally block out such attempts? Somebody is hitting hard on this FreeBSD server with all those hits... Server under 'attack' - grr

[Wed Dec 26 21:48:20 2001] [error] [client 65.193.77.134] File does not exist: /usr/local/psa/home/vhosts/default/htdocs/msadc/..%5c../..%5c../..%5c/..Á../..Á../..Á../winnt/system32/cmd.exe
[Wed Dec 26 21:48:21 2001] [error] [client 65.193.77.134] File does not exist: /usr/local/psa/home/vhosts/default/htdocs/scripts/..Á../winnt/system32/cmd.exe
[Wed Dec 26 21:48:26 2001] [error] [client 65.193.77.134] File does not exist: /usr/local/psa/home/vhosts/default/htdocs/scripts/..À¯../winnt/system32/cmd.exe
[Wed Dec 26 21:48:30 2001] [error] [client 65.193.77.134] File does not exist: /usr/local/psa/home/vhosts/default/htdocs/scripts/..Áœ../winnt/system32/cmd.exe
[Wed Dec 26 21:48:37 2001] [error] [client 65.193.77.134] File does not exist: /usr/local/psa/home/vhosts/default/htdocs/scripts/..%5c../winnt/system32/cmd.exe
[Wed Dec 26 21:48:38 2001] [error] [client 65.193.77.134] File does not exist: /usr/local/psa/home/vhosts/default/htdocs/scripts/..%2f../winnt/system32/cmd.exe
[Wed Dec 26 21:48:20 2001] [error] [client 65.193.77.134] File does not exist: /usr/local/psa/home/vhosts/default/htdocs/msadc/..%5c../..%5c../..%5c/..Á../..Á../..Á../winnt/system32/cmd.exe

 

 

 

 

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