Carnival is a mass-mailer (worm) written in Visual Basic Script.
Disinfection & Removal
Carnival.A arrives in a message that looks as follow:
Subject: Next Week: Brazilian Carnival Body: That's Great... Attachment: Brazilian_Carnival.JPG.vbs
The worm activates when a user click on the attached file. It spreads to all recipients written in Outlook address book.
On the top of its code this virus contains the following text:
followed by many commended lines.
Description Created: Analysis: Katrin Tocheva, F-Secure; February 2001