As of this writing we have already received a total of 1,335 Samples in a couple of hours. Trend Micro has already detected this threat as TROJ_CLAGGE.B using OPR 3.759.00.
The malware comes as an attachment to emails with the filename Rechnung.zip or Rakningen.zip(7,028 Bytes). Please be wary of emails you receive with those attachments, do not atempt to open them. If you want more information on what the malware is capable of check our Virus encyclopedia here.
We are still looking into the details of this spammed malware, as of now please be very careful of attachments with the aforementioned filenames in your inbox.