Malware
Sasfis
aka Oficla
Sasfis acts mostly as a downloader that has been observed to download Asprox and FakeAV.
Sasfis, also known as Oficla, is a Windows malware family.
Background
Sasfis functions primarily as a downloader and has been seen pulling down Asprox and FakeAV. A 2012 VirusBulletin article suggests it was probably written by the same group behind SmokeLoader.
Source: Malpedia (Fraunhofer FKIE).