2015-12-14
Next suspect mail flood: "Invoice 14 12 15" from "Thunderbolds Limited"
And the next flood of suspect e-mail messages:This message contains 2 pages in PDF format. [-- Attachment #2: fax00163721.xls --] [-- Type: application/vnd.ms-excel, Encoding: base64, Size: 105K --] [-- application/vnd.ms-excel is unsupported (use 'v' to view this part) --]Probably more malware droppers. It seems some botnets are in great need for new systems to abuse.