W32.HLLO.Marion

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Discovered:: November 5, 2002
Updated:: February 13, 2007 11:45:50 AM
Also Known As:: W32.HLLO.Mario
Type:: Virus
Systems Affected:: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP

W32.HLLO.Marion is a virus that overwrites all .exe files in the current folder. It also copies itself to the floppy disk drive.

This threat is written in the Microsoft Visual Basic programming language.

NOTE: Virus definitions dated prior to November 8, 2002 may detect this threat as W32.HLLO.Mario.

Antivirus Protection Dates

Initial Rapid Release version November 6, 2002
Latest Rapid Release version September 28, 2010 revision 054
Initial Daily Certified version November 6, 2002
Latest Daily Certified version September 28, 2010 revision 036
Initial Weekly Certified release date November 6, 2002

Click for a more detailed description of Rapid Release and Daily Certified virus definitions.

Writeup By: Yana Liu

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Internet Security Threat Report, Volume 16