spam

1 min read

On Tuesday May 28, 2013 at 17:30 UTC a massive pharmaceutical-based spam campaign began, using the Subject: header “Only 24 Hours Left to Shop!”. Cisco witnessed volume rates peaking as high as 8 out of every 10 spam messages being sent. The indiscriminate nature of the attack’s recipients suggests that most anti-spam vendors, including Cisco, will have blocked […]

1 min read

At 10:30 UTC one of the botnet spam campaigns we discussed yesterday took a shift to focus on the recent explosion in Texas. The miscreants responded to the tragic events in Texas almost immediately. The volume of the attack is similar to what we witnessed yesterday with the maximum volume peaking above 50% of all spam sent. We've seen 23 unique sites hosting the malware. This is an attempt to grow the botnet.