A recent reportindicates there is a newer, more sinister botnet that is setting itselfup to surpass the Storm worm. The botnet, called MayDay, is thought tobe more elusive and have a greater capacity for causing damage thanit's Storm worm counterpart. Symantec Security Response has come acrossa sample and has released a new detection named Trojan.Daymayto identify this malware. Computers protected by Symantec antivirusproducts were previously protected as the sample was detected asW32.Mytob.AA@mm.
Symantec has seen limited activity with respect to distribution ofthe sample, which is believed to have originally been spammed out bythe author(s). At the time of writing, the Trojan is serving up creditscore related spam. It is yet to be seen how successful the Trojan willbe in terms of expanding it's presence. Of course, it's always best topractice safe computing, and that includes being wary of unsolicitedemail attachments. Observing this practice will help reduce the chancesof your computer becoming compromised.