Around 7:30 p.m. Pacific Time, Symantec noticed that its Norton support forums were being flooded with blank messages that had PIFTS.exe in their subject line. Within three hours there were 600 posts about PIFTS.exe. The posts contained no text, only subjects such as "IF PIFTS.EXE WAS HERE, THEN WHO WAS PHONE?" and "OH GOD YOU GOT CHOCOLATE IN MY PIFTS."
Symantec began deleting the messages, assuming they were from spammers.
Read the rest of the CSO story here.