1. Symantec/
  2. Security Response/
  3. W32.Mimail.D@mm


Risk Level 2: Low

November 1, 2003
February 13, 2007 12:13:11 PM
Also Known As:
I-Worm.Mimail.f [Kaspersky], W32/Mimail.f@MM [McAfee], WORM_MIMAIL.G [Trend], Win32.Mimail.E [Computer Assoc, W32/Mimail-E [Sophos], Mimail.F [F-Secure]
Systems Affected:

Due to a decreased rate of submissions, Symantec Security Response has downgraded W32.Mimail.D@mm from a Category 3 to a Category 2 as of November 9, 2003.

W32.Mimail.D@mm is a variant of W32.Mimail.C@mm that spreads by email. It is packed with UPX.

The email has the following characteristics:

Subject: don't be late! [random string of letters]
Attachment: readnow.zip (contains readnow.doc.scr)

Note: The W32.Mimail.D@mm signature was modified in definitions dated November 3, 2003 to account for the discovery of a minor variant.

Antivirus Protection Dates

  • Initial Rapid Release version November 1, 2003
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version November 1, 2003
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date November 1, 2003
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Yuhui Huang

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