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- Discovered:
- May 6, 2002
- Updated:
- February 13, 2007 11:55:09 AM
- Also Known As:
- WORM_MASANA.A, I-Worm.Masana
- Type:
- Worm
- Systems Affected:
- Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP
W32.Masy.Worm is a mass-mailing worm that sends itself to addresses that it finds in files that have an extension that contains the letters htm. It also makes use of the Deploit Exploit to execute with administrator rights. It will also attempt to add a user, masyanechkaa, with administrative rights.
It arrives in an email with the following characteristics:
Subject: Masyanya!
Attachment: Masyanya.exe
NOTE: The mass-mailing routine could not be reproduced in a controlled laboratory environment.
Antivirus Protection Dates
- Initial Rapid Release version May 7, 2002
- Latest Rapid Release version September 28, 2010 revision 054
- Initial Daily Certified version May 7, 2002
- Latest Daily Certified version September 28, 2010 revision 036
- Initial Weekly Certified release date May 8, 2002
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: Easy
Damage
- Damage Level: Low
Distribution
- Distribution Level: Low
Writeup By: Douglas Knowles
