Your PC looks like it could well be infected.

Download Malwarebytes' Anti-Malware (http://www.majorgeeks.com/Malwarebyt...are_d5756.html) to your desktop.

* Double-click mbam-setup.exe and follow the prompts to install the program.
* At the end, be sure to checkmark the Update Malwarebytes' Anti-Malware and Launch Malwarebytes' Anti-Malware, then click Finish.
* If an update is found, it will download and install the latest version.
* Once the program has loaded, select Perform full scan, then click Scan.
* When the scan is complete, click OK, then Show Results to view the results.
* Be sure that everything is checked, and click Remove Selected.
* When completed, a log will open in Notepad.
* Post the log back here.

Make sure that you restart the computer.

_____________________________________

Here is what my log on notepad stated:

Malwarebytes' Anti-Malware 1.40
Database version: 2769
Windows 6.0.6001 Service Pack 1

9/10/2009 7:08:32 AM
mbam-log-2009-09-10 (07-08-32).txt

Scan type: Full Scan (C:\|D:\|)
Objects scanned: 273413
Time elapsed: 1 hour(s), 5 minute(s), 34 second(s)

Memory Processes Infected: 0
Memory Modules Infected: 0
Registry Keys Infected: 1
Registry Values Infected: 0
Registry Data Items Infected: 0
Folders Infected: 0
Files Infected: 2

Memory Processes Infected:
(No malicious items detected)

Memory Modules Infected:
(No malicious items detected)

Registry Keys Infected:
HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Ext\Stats\{a77d3539-581d-450c-9e44-a84c415a6172} (Trojan.FakeAlert) -> Quarantined and deleted successfully.

Registry Values Infected:
(No malicious items detected)

Registry Data Items Infected:
(No malicious items detected)

Folders Infected:
(No malicious items detected)

Files Infected:
C:\Windows\System32\serauth1.dll (Trojan.Agent) -> Quarantined and deleted successfully.
C:\Windows\System32\serauth2.dll (Trojan.Agent) -> Quarantined and deleted successfully.

I recommend that you run malwarebytes several times without doing anything else to ensure that the trojan's self replication features are defeated. You can expect still to have problems otherwise.

Let us know.

ADDED:
Read this thread - it'll tell what might still be lurking. Read right to the bottom please.

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