Please remove the attachment from your post, this isn't a malware distribution site.
Send the sample to avast directly.
avast 5.0 - Send the sample to avast as a Undetected Malware:
Open the chest and right click in the Chest and Add, navigate to where you have the sample and add it to the chest (see image). Once in the chest, right click on the file and select 'Submit to virus lab...' complete the form and submit, the file will be uploaded during the next update.
OR
Send the sample to virus (at) avast (dot) com zipped and password protected with the password in email body, a link to this topic might help and undetected malware in the subject.