Yes, there isn't much. The two files have PDF headers; so I presume they were messing around with some PDF exploit experiments? or signed PDF documents? I wond

Yes, there isn't much. The two files have PDF headers; so I presume they were messing around with some PDF exploit experiments? or signed PDF documents? I wonder if we'll get more information; or if they're holding back until people take it seriously and attempt to get off SHA-1 for critical stuff?