VIRUS
NAME: W32/MyLife.d@MM
Internet
Worm Characteristics
This mass-mailing worm, written in Visual Basic 6, uses Microsoft Outlook
to send itself to all addresses in the Outlook Address book and addresses
on the MSN Messenger contact list. It arrives in an email containing the
following information:
Subject: New
Screen Saver
Attachment: Screen.scr
The attachment is
a UPX packed PE file. When executed on the local machine, a message box
of "error" is displayed whilst the worm copies itself to the
System folder, and uses Outlook to propagate itself to all address found
in the Outlook Address book and addresses on the MSN Messenger contact
list.
The following Registry key is added to ensure the worm is executed at
subsequent system startup:
- HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\
Run\screen=C:\WINDOWS\SYSTEM\Screen.scr
The second time the worm
is run, the following files are deleted:
- C:\*.*
- All *.sys, and
*.vxd files from the WINDOWS and WINDOWS SYSTEM directories.
The worm also sends a message with the following information:
To: zary2000@email.com
Subject: New Screen Saver
Body: New NeverHood buy
Symptoms
Presence of: LIST480.TXT.scr (7,680 bytes) in the system directory.
Method Of Infection
When executed, the worm propagates itself to all addresses found in the
Outlook Address book and addresses on the MSN Messenger contact list,
using Microsoft Outlook. The worm copies itself to the System folder,
modifying the Registry to run this copy at subsequent startup.
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