38 Intrusion Attempts in last 2 days Please Help

I have Norton Internet Sercurity 2010 Version 17.6.0.32 and Windows XP service pack 3

 

I have had 38 intrusion attempts by the following IP's

 

85.12.46.159 - HTTP Tidserv Request  7gafd33ja90a.com/(with lots of numbers and letters after this. It is to long to type)      \Device\harddiskvolume1\ProgramFiles\Internet\Explorer\IExplore.exe

 

202.157.171.207 - HTTPS Tidserv Request 2

\Device\harddiskvolume1\Windows\system32\SVCHOST.exe

 

91.212.226.59 -  HTTPS Tidserv Request 2 

\Device\harddiskvolume1\Windows\system32\SVCHOST.exe

 

91.212.226.67 -  HTTPS Tidserv Request 2 

\Device\harddiskvolume1\Windows\system32\SVCHOST.exe

 

195.170.178.55 -  HTTPS Tidserv Request 2  

\Device\harddiskvolume1\Windows\system32\SVCHOST.exe

 

209.212.149.18 -  HTTP Fake Scan Webpage 5

xxx.1.realsafe-24.com/107abecb5edfc9ae958277ee420b429028973009011.js

\Device\harddiskvolume1\Windows\system32\SVCHOST.exe

 

The following are Quarantined:

1-4-2010  documents(1).txt Downloader

5-6-2010  WS.Reputation.1

5-6-2010  345f6ff1.exe

 

 

104 Medium Severity attempts in last two days.

Unauthorized access blocked (Open File)

Unauthorized access blocked (Open Process Token)

Unauthorized access blocked (Duplicate Object)

 

I also ran 2 Full Scans with Norton on May 11 - Found nothing

                                                                     May 12 - 7 Cookies

 

Can you help me get rid of whatever is causing these attacks?

 

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