That Backdoor Trojan is in the Smitfraud family of Trojans. Smitfrauds cannot be removed by regular AV and AS programs. It must be removed by specialized programs. These two sites have free program and procedures to remove this Smitfraud.
http://www.internetinspiration.co.uk/roguefix.htm
http://siri.urz.free.fr/Fix/SmitfraudFix_En.php
The WinAntiSpyware is caused by a Vundo Trojan. This requires a special program to remove it.
The procedure should fix Vundo-based Winfixer(WinAntiSpyware, WinAntiVirus, Blackworm, Amaena)problems.
Please download Atribune's VundoFix.exe (version 4.2.71 [as of 21 April '06], or later), from
http://www.atribune.org/ccount/click.php?id=4
and save it to your desktop.
Double-click VundoFix.exe to run it.
Put a check next to Run VundoFix as a task.
You will receive a message saying vundofix will close and re-open in a minute or less. Click OK Note: If VundoFix does not reopen after a minute (or two), then you should skip-over the "Run as a task" step, and continue-on to the following steps to SCAN and REMOVE.
When VundoFix re-opens, click the Scan for Vundo button.
Once it's done scanning, click the Remove Vundo button.
You will receive a prompt asking if you want to remove the files, click YES
Once you click yes, your desktop will go blank as it starts removing Vundo.
When completed, it will prompt that it will shutdown your computer, click OK.
Turn your computer back on.
If VundoFix fixed your problem, then help prevent a re-infection:
There is much speculation that a "hole" in some older versions of SUN's Java is being exploited by WinFixer.
So you should upgrade to the latest version, 1.5.0_11 from:
http://java.com/en/download/index.jsp
When you have this version downloaded, go into the Control Panel>Add/Remove Programs and remove all older versions of Java.
You may have additional Trojan infections. ewido is the best general Trojan removal program.
Download and Update Ewido (now called the AVG Antispyware). Do not run:
http://www.ewido.net/en/download/
TEMPORARILY SHOW HIDDEN FILES AND FOLDERS.
1. Click Start, and then click Control Panel.
2. Click Appearance and Themes, and then click Folder Options.
3. On the View tab, under Hidden files and folders, click "Show hidden files and folders", and clear(uncheck) the "Hide protected operating system files" check box.
IMPORTANT: Files are hidden by Windows for a very good reason. It is not wise to experiment with these files. Unfortunately, to successfully remove modern spyware we must turn this protection off temporarily. Please turn the protection back on when you have finished cleaning your system.
EMPTY INTERNET EXPLORER BROWSER CACHE:
1. On the Internet Explorer Tools menu, click Internet Options.
2. On the General tab, in the Temporary Internet Files section, click the Delete Files button. Select the Delete all offline content check box in the confirmation dialogue box that appears, click OK. Click OK again.
RESTART IN SAFE MODE:
To do this you need to hold down or repeatedly tap the F8 key while the computer is booting (when the computer is displaying a black screen with white text). When the boot menu appears, use your keyboard arrows to select "Safe Mode."
Safe Mode can look quite ugly. The color may look bad, and all of your desktop icons will be very large. This is normal.
START THE SCAN WITH YOUR PROGRAM(S).
When the scan and removal are completed REBOOT COMPUTER. This will restart you in normal mode.
RESET HIDDEN FILES AND FOLDERS.
The RESTORE POINTS may be infected with the Malware and cannot be used. Delete the old one(s) and make a new one.
CLEAR OLD RESTORE POINT(S). HERE'S HOW:
1. Click Start, and then click Control Panel.
2. Click Performance and Maintenance, click System, and then click on the System Restore tab.
3. Select the Turn Off System Restore check box, click Apply, then restart your computer.
4. Return to the System Restore Tab and turn System Restore back on.
TO SET A NEW RESTORE POINT:
1. Click the Start button.
2. Point to Programs, then navigate to Accessories, then System Tools, then click System Restore.
3. Choose Create a restore point, and then click Next.
4. In the Restore point description box, type a name for your restore point, and then click Next.
5. Click OK.
NOTE: If you are using Windows XP Service Pack 2 (SP2) and are unable to access the Internet after removing Malware, there is a command that may fix the problem. It works by resetting the winsock catalogue. Click on Start, then Run and type CMD in the box. Click OK. Type "netsh winsock reset" (no quotes)into the DOS window that appears.
The above procedure can be used with Antivirus and other Antispyware programs.