I accidentally opened an email w/.zip file that looked like it was from DHL. Since then, Avast continually pops up, stating Malicious URL Blocked. I did full scans by Avast and Malwarebytes but neither has isolated the problem. Please help me to locate and resolve this issue.
Thanks,
follow this guide and attach the requested logs (not copy and paste). http://forum.avast.com/index.php?topic=53253.0
AdwCleaner
Malwarebytes
OTL
aswMBR
when done the removal experts will be notified
Thank you for your response. I ran the following in order per the post.
AdwCleaner
Malwarebytes
OTL
aswMBR
I have attached the requested logs for your review.
Hi,
can you post a picture?Essexboy will help you later,i am just curious 
.
Regards,
Philip
Try this and let me know if it disappears
Warning This fix is only relevant for this system and no other, using on another computer may cause problems
Be advised that when the fix commences it will shut down all running processes and you may lose the desktop and icons, they will return on reboot
Run OTL
[*]Under the Custom Scans/Fixes box at the bottom, paste in the following
https://dl.dropbox.com/u/73555776/OTL_Fix.GIF
:OTL
O4 - HKU\S-1-5-21-950900672-2165415753-3210754301-1000..\Run: [opaqxxxc] C:\Users\Brett\AppData\Local\qpvtuhbf.exe ()
[2013/05/05 18:24:24 | 000,032,256 | ---- | M] () -- C:\Users\Brett\AppData\Local\qpvtuhbf.exe
:Commands
[resethosts]
[emptytemp]
[CREATERESTOREPOINT]
[Reboot]
[*]Then click the Run Fix button at the top
[*]Let the program run unhindered, reboot the PC when it is done
[*]Open OTL again and click the Quick Scan button. Post the log it produces in your next reply.