The following removal guide should help. Make sure to follow ALL the steps "to the letter". Scroll down to where you see, "Automated Removal Instructions for Windows AntiHazard Helper using Malwarebytes' Anti-Malware:" and continue on from there. Bypass any ads you might see.

Note Step #2 where it states:

'It is possible that the infection you are trying to remove will not allow you to download files on the infected computer. If you run into this problem when following the steps in this guide you will need to download the files requested in this guide on another computer and then transfer them to the infected computer. You can transfer the files via a CD/DVD, external drive, or USB flash drive.'

Remove Windows AntiHazard Helper (Uninstall Guide)

A word of caution. Some of the sites offering fixes for this rogue, are considered unsafe. The above mentioned site is reliable.

Let us know if you run into any problems along the way.

Best of luck..