first: followed your instructions closely... renamed and deleted both (atinxbxx and p3i) files... but these were not hidden... where these files necessary for my pc and were they corrupted or are they creations of some sort of virus?... (does it even matter? or should i just forget about it?)
second: did not find stsheets file (it was neither unhidden nor hidden... it simply does not exist on my computer anymore... or so it seems)
third: hjt log below
Logfile of HijackThis v1.99.1
Scan saved at 01:02:23 p.m., on 11/05/2005
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)
Running processes:
C:\WINDOWS\System32\smss.exe
C:\WINDOWS\SYSTEM32\winlogon.exe
C:\WINDOWS\system32\services.exe
C:\WINDOWS\system32\lsass.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\Explorer.EXE
C:\Archivos de programa\MSN Messenger\msnmsgr.exe
C:\Archivos de programa\Archivos comunes\Microsoft Shared\VS7Debug\mdm.exe
C:\WINDOWS\system32\wscntfy.exe
C:\WINDOWS\system32\wuauclt.exe
C:\Documents and Settings\InesGuardia\Mis documentos\Calique\Software de Spyware\HijackThis.exe
O4 - HKCU\..\Run: [msnmsgr] "C:\Archivos de programa\MSN Messenger\msnmsgr.exe" /background
O8 - Extra context menu item: E&xportar a Microsoft Excel - res://C:\ARCHIV~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O9 - Extra button: Referencia - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\ARCHIV~1\MICROS~2\OFFICE11\REFIEBAR.DLL
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Archivos de programa\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Archivos de programa\Messenger\msmsgs.exe
O12 - Plugin for .spop: C:\Archivos de programa\Internet Explorer\Plugins\NPDocBox.dll
O16 - DPF: {0EB0E74A-2A76-4AB3-A7FB-9BD8C29F7F75} (CKAVWebScan Object) - http://www.kaspersky.../kavwebscan.cab
O16 - DPF: {17492023-C23A-453E-A040-C7C580BBF700} (Windows Genuine Advantage Validation Tool) - http://go.microsoft....467&clcid=0x409
O16 - DPF: {9A9307A0-7DA4-4DAF-B042-5009F29E09E1} (ActiveScan Installer Class) - http://www.pandasoft.../as5/asinst.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{B1F0D05C-D767-43AA-BA67-99AF873D68B5}: NameServer = 159.90.200.7,159.90.200.1
O20 - Winlogon Notify: igfxcui - C:\WINDOWS\SYSTEM32\igfxsrvc.dll
O23 - Service: Panda anti-virus service (PAVSRV) - Panda Software - C:\Archivos de programa\Panda Software\Panda Antivirus Titanium\Pavsrv51.exe
O23 - Service: Symantec Network Drivers Service (SNDSrvc) - Symantec Corporation - C:\Archivos de programa\Archivos comunes\Symantec Shared\SNDSrvc.exe