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- Discovered:
- March 3, 2004
- Updated:
- February 13, 2007 12:18:31 PM
- Also Known As:
- W32/Mydoom.h@MM [McAfee], Win32.Mydoom.H [Computer Assoc, WORM_MYDOOM.H [Trend]
- Type:
- Worm
- Systems Affected:
- Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP
The W32.Mydoom.H@mm worm:
- Is a mass-mailing worm that opens a backdoor on TCP ports 80 and 1080.
- Can download and execute arbitrary files.
- Performs a Denial of Service (DoS) against www.symantec.com.
The worm arrives as an attachment with the file extension .bat, .com, .cmd, .exe, .pif, .scr, or .zip. The From: line of the email may be spoofed.
Notes:
- Symantec Consumer products that support Worm Blocking functionality automatically detect this threat as it attempts to spread.
- Virus definitions version 60302u (extended version 03/02/2004 rev 21) detect this threat as W32.Mydoom.G@mm.
- W32.Mydoom.H@mm has an MD5 hash value of 0X47CC271E765E6CDF0562E692CE805B35.
Antivirus Protection Dates
- Initial Rapid Release version March 4, 2004
- Latest Rapid Release version September 28, 2010 revision 054
- Initial Daily Certified version March 4, 2004
- Latest Daily Certified version September 28, 2010 revision 036
- Initial Weekly Certified release date March 10, 2004
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Threat Assessment
Wild
- Wild Level: Low
- Number of Infections: 0 - 49
- Number of Sites: 0 - 2
- Geographical Distribution: Low
- Threat Containment: Easy
- Removal: Moderate
Damage
- Damage Level: Medium
Distribution
- Distribution Level: High
