Is this a false positive?
This file is from the temp folder.
Only Avast is detecting this.
https://www.virustotal.com/de/file/68411ee5be7b8dfce283823b7a7a80a14f26c6ed512c033be37279f43d3380e7/analysis/1379100213/
You can use http://www.avast.com/contact-form.php for reporting potential false positive (archive or site wrong detections). Thanks.