No detection for me on Virustotal: https://www.virustotal.com/de/file/634ac0465a6c374ca9ff5bd484098e7ed4be693ead1f1ace3a4dcd88e6ed9772/analysis/1384020477/
Your scan is an year old.
Downloaded from Comodo site Inspector link.
Also the file is hanging around on my desktop, undetected.
The site that you posted there where Avast detects it as rootkit is completely dead.
Heres an Malwr analysis of the file from my desktop: https://malwr.com/analysis/MGQ1ZTYzYWY5NDRmNDcwMjkxMDIwYzAxOWVjMGVmNTc/
ITS STEALING PRIVATE INFORMATION!!!