Name :	Email-Worm:W32/Mimail.D
Category:	Malware
Type:	Email-Worm
Platform:	W32

This type of worm is embedded in an e-mail attachment, and spreads using the infected computer's e-mailing networks.

Automatic Disinfection

Allow F-Secure Anti-Virus to disinfect the relevant files.

For more general information on disinfection, please see Removal Instructions.

Email-Worm:W32/Mimail.D is a worm that propagates in infected e-mail attachments.The worm file is a PE executable 24608 bytes long. It is not compressed.

The worm can also exploit a vulnerability to drop and execute a file. Apart from this, Mimail.D does not have a payload.Mimail.D was found on 1 November, 2003.

Installation

The worm's file installs itself as VIDEODRV.EXE file into Windows directory and creates a startup key for its file in the Registry:

where %windir% is a Windows directory name.

Propagation

The worm spreads itself in the following message:

Subject:
your account Body:
Hello there, I would like to inform you about important information regarding your
email address. This email address will be expiring.
Please read attachment for details. Best regards, Administrator

Attachment: message.zip

The attachment contains message.html which, when opened in  vulnerable versions of Internet Explorer (IE), will drop an executable
named epo.exe and run it. For more information on the IE MHTML vulnerability used here please see http://www.microsoft.com/technet/security/bulletin/MS03-014.asp