Can you please do the following.
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Please visit at least two of the following sites for an online virus scan:
BitDefender Free Online Virus Scan
http://www.bitdefender.com/scan/licence.php
Make sure you tick AutoClean under Scan Options.
Panda ActiveScan
http://www.pandasoftware.com/activescan/com/activescan_principal.htm
Make sure you tick Disinfect automatically under Scan Options.
Housecall at TrendMicro
http://housecall.trendmicro.com/housecall/start_corp.asp
Make sure you tick Auto Clean.
When it completes, post back the full filename of any files that cannot be cleaned or deleted.
eTrust Antivirus Web Scanner
http://www3.ca.com/securityadvisor/virusinfo/scan.aspx
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Scan with HiJackThis, then check(tick) the following, if present:
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = about:blank
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = about:blank
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = about:blank
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = about:blank
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant = about:blank
R3 - URLSearchHook: (no name) - {4C926EC4-AD76-A8F5-0EE0-F74A33ABFBC4} - C:\WINDOWS\System32\cjgwfwm.dll (file missing)
R3 - URLSearchHook: (no name) - _{CFBFAE00-17A6-11D0-99CB-00C04FD64497} - (no file)
O2 - BHO: (no name) - {4C926EC4-AD76-A8F5-0EE0-F74A33ABFBC4} - C:\WINDOWS\System32\cjgwfwm.dll (file missing)
O4 - HKCU\..\Run: [Ebdd] C:\WINDOWS\MCROSO~1\PLORER~1.EXE
O20 - AppInit_DLLs: csrss.dll C:\WINDOWS\System32\csrss.dll
Now, close all instances of Internet Explorer and any other windows you have open except HiJackThis, click "Fix checked".
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Locate and delete the following item(s), if present. Make sure you are able to view system and hidden files/ folders:
folders...
C:\WINDOWS\MCROSO~1
files...
C:\WINDOWS\System32\csrss.dll
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Note that some of these file(s)/folder(s) may or may not be present. If present, and cannot be deleted because they're 'in use', try deleting them in " Safe Mode ".
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Reboot.
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When your done, rescan your system and make sure the following isn't present:
N3 - Netscape ... 5CSBWeb_01.src (or) 5CSBWeb_02.src
If it is, then fix that entry again; sometimes it'll take more than one pass. The actual entry is ok, and won't be deleted, it's the java wrapper marked in red that needs to be removed.
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After rebooting, rescan with hijackthis and post back a new log. Please let me know how your pc is now.