It appears that whoever wrote Zotob had access to the Mytob source code, ripped out the email-spreading section, and plugged in the Microsoft exploit. It's possible that several people have access to the Mytob source code - so it may not be the last we see of this Internet scourge.

Graham Cluley

Access Appears Code Email Ripped Section Source Spreading Wrote

Related Quotes

It appears whoever wrote Zotob had access to the Mytob source code, ripped out the email-spreading section and plugged in the Microsoft exploit.

— Graham Cluley

AccessAppearsCode

However, when examined by an experienced virus analyst the similarities become clear. It appears that whoever wrote Zotob had access to the Mytob source code, ripped out the email-spreading section, and plugged in the Microsoft exploit.

— Graham Cluley

AccessAnalystAppears

If he had been scanning his email for viruses he would never have received the message from the Sober worm. If jailed he'll have plenty of time to reflect on whether he should have believed everything that was sent to him via e-mail.

— Graham Cluley

EmailMessageReceived

To the untrained eye Mytob and Zotob can appear quite different: one group of viruses travels via email, the other primarily by exploiting a Microsoft security hole.

— Graham Cluley

Getting access to source code . . . was kind of like the secret ingredient. I wanted to know what the secret was.

— Kevin Mitnick

AccessCodeIngredient