Symantec Security Response: W32.Sobig.E@mm
Technical details and removal instructions of the mass-mailing worm contained in Zip files.
securityresponse.symantec.com/avcenter/venc/data/w32.sobig.e@mm.html
F-Secure Computer Virus Information Pages: Sobig.E
Description of the worm that usually arrives in emails with the text "Please see the attached zip file for details." and attachment "your_details.zip".
www.f-secure.com/v-descs/sobig_e.shtml