homeland security virus

Our computer got the homeland security virus, requesting $300.00 to remove. I have free avast and cccleaner as my tools, but since I am locked out of everything on my screen I need to know the steps for removal please.

hey and welcome to the avast forum.

if you could please follow this guide and attach your logs

http://forum.avast.com/index.php?topic=53253.0

we need the logs from adwclener mbam otl and aswmbr.

a malware expert will help you from there.

Malware removal expert has been notified. Understand that there is no access. He will work with you to regain control, but may need the logs once you get in to clean your system under his guidance. Certain programs will be run by you under his supervision, and if he needs the logs noted by mikaelrask, he will let you know.

Hi there what is your operating system ? I.e. XP, Vista 7 or 8
Is it 32 or 64 bit
Do you have access to another computer and a USB of about 1Gb