It could also be W32/Netsky-D which came out today. That could explain why your virus checker failed to pick it up DJ.
W32/Netsky-D
Aliases
W32/Netsky.c@MM
Type
Win32 worm
Sophos has received many reports of this worm from the wild.
Description
W32/Netsky-D is a worm that spreads via email.
W32/Netsky-D may arrive in an email with the following characteristics:
Subject line: chosen from -
Re: Approved
Re: Details
Re: Document
Re: Excel file
Re: Hello
Re: Here
Re: Here is the document
Re: Hi
Re: My details
Re: Re: Document
Re: Re: Message
Re: Re: Re: Your document
Re: Re: Thanks!
Re: Thanks!
Re: Word file
Re: Your archive
Re: Your bill
Re: Your details
Re: Your document
Re: Your letter
Re: Your music
Re: Your picture
Re: Your product
Re: Your software
Re: Your text
Re: Your website
Message text: chosen from -
Your file is attached.
Please read the attached file.
Please have a look at the attached file.
See the attached file for details.
Here is the file.
Your document is attached.
Attached file: chosen from -
all_document.pif
application.pif
document.pif
document_4351.pif
document_excel.pif
document_full.pif
document_word.pif
message_details.pif
message_part2.pif
mp3music.pif
my_details.pif
your_archive.pif
your_bill.pif
your_details.pif
your_document.pif
your_file.pif
your_letter.pif
your_picture.pif
your_product.pif
your_text.pif
your_website.pif
yours.pif
When first run W32/Netsky-D creates the following registry entry, so that winlogon.exe is run automatically each time Windows is started:
HKLM\Software\Microsoft\Windows\CurrentVersion\Run\ICQNet
= <WINDOWS>\winlogon.exe -stealth
Recovery
Please follow the instructions for removing worms.
Windows NT/2000/XP/2003
In Windows NT/2000/XP/2003 you will also need to edit the following registry entry. The removal of this entry is optional in Windows 95/98/Me. Please read the warning about editing the registry.
At the taskbar, click Start|Run. Type 'Regedit' and press Return. The registry editor opens.
Before you edit the registry, you should make a backup. On the 'Registry' menu, click 'Export Registry File'. In the 'Export range' panel, click 'All', then save your registry as Backup.
Locate the HKEY_LOCAL_MACHINE entry:
HKLM\Software\Microsoft\Windows\CurrentVersion\Run\
ICQNet = <WINDOWS>\winlogon.exe -stealth
and delete it if it exists.
Close the registry editor.