No. Your computer is clean.
If no popups, means we've cleared it.
Also, I have already said this, don't care for what Avira says, Smitupdate is a part of SmitfraudFix that makes it update every day to have better effect against Malwares.
Spam mail has nothing to do with viruses, but to your protection. No need to go to safe mode anymore.Only few ideas how to prevent future infections.
I can't see any firewall in your HijackThis log, so i assume you use windows firewall.
FIREWALL
Without a firewall your computer is susceptible to being hacked and taken over. If you use the Windows Firewall you might think that's sufficient but it only controls one way of the traffic (inbound). Simply using a Firewall in its default configuration can lower your risk greatly.
It's preferable to install one of the suggested firewalls.
FREE FIREWALLS
Tutorial about Firewalls can be found
here
Also,You are using an old version of Java. Sun's Java is sometimes updated in order to eliminate the exploitation of vulnerabilities in an existing version. For this reason, it's extremely important that you keep the program up to date, and also remove the older more vulnerable versions from your system. The most current version of Sun Java is:
Java Runtime Environment Version 6 Update 4.
- Go to http://java.sun.com/javase/downloads/index.jsp
- Go to Java Runtime Environment (JRE) 6 Update 4 and click on Download button.
- In Platform box choose Windows.
- Check the box to Accept License Agreement and click Continue.
- Click on Windows Offline Installation, click on the link under it which says "jre-6u4-windows-i586-p.exe" and save the downloaded file to your desktop.
- Go to Start => Control Panel => Add or Remove Programs
- Uninstall all old versions of Java (Java 3 Runtime Environment, JRE or JSE)
- Reboot your computer
- Delete the folder C:\Program Files\Java if present
- Install the new version by running the newly-downloaded file with the java icon which will be at your desktop, and follow the on-screen instructions.
- Reboot your computer