查看apache日志，发现奇怪的攻击

最近的apache日志发现有如下信息：
221.1.80.41 - - [17/Apr/2008:22:52:27 +0800] "GET /93852822183/cinema3/aqhy1223/11.rmvb HTTP/1.1" 404 313 "http://www.97315.com/movies/656.htm" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)"
221.1.80.41 - - [17/Apr/2008:22:52:27 +0800] "GET /92528969644/cinema3/aqhy1223/11.rmvb HTTP/1.1" 404 313 "http://www.97315.com/movies/656.htm" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)"
222.184.239.203 - - [17/Apr/2008:22:52:28 +0800] "GET /30876442789/cinema2/dnqyxj1228/02.rmvb HTTP/1.1" 404 315 "http://www.97315.com/movies/54.htm" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; )"
222.184.239.203 - - [17/Apr/2008:22:52:28 +0800] "GET /21152169108/cinema2/dnqyxj1228/02.rmvb HTTP/1.1" 404 315 "http://www.97315.com/movies/54.htm" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; )"
221.222.243.149 - - [17/Apr/2008:22:52:32 +0800] "GET /22543312907/cinema2/dnqyxj1228/12.rmvb HTTP/1.1" 404 315 "http://www.97315.net/movies/54.htm" "Mozilla/5.0 (compatible; MSIE 6.0; Windows NT 5.0)"
221.222.243.149 - - [17/Apr/2008:22:52:32 +0800] "GET /45585762857/cinema2/dnqyxj122
我的apache是部署在每台vps主机上的，而且所有的vps机器都有这些日志，而且日志的ip都不同，但是都是访问同一个地方http://www.97315.net/，我看了一下97315是一个视频搜索的网站，而且貌似是在下载rmvb文件，会不会被攻击啦，请问这个如何解决，谢谢各位了