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- Discovered:
- September 3, 2001
- Updated:
- February 13, 2007 11:50:20 AM
- Also Known As:
- W32.Urgent.Worm@mm, I-Worm.Apost [Kaspersky], W32/Apost-mm, W32/Apost-A [Sophos], WORM_APOST.A [Trend], Win32.Apost [Computer Associat, W32/APost@MM [McAfee]
- Type:
- Worm
- Systems Affected:
- Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP
NOTE: The worm was previously known as W32.Urgent.worm@mm. Due to a decrease in submissions, the threat level has been downgraded from 3 to 2.
This worm is a Visual Basic Application that arrives as the attachment Readme.exe. It requires the Microsoft Visual Basic Runtime Libraries to replicate.
The body of the email asks the recipient to review the attachment, but after it has been viewed it copies itself to the system and spreads itself to everyone in the Microsoft Outlook address book.
Antivirus Protection Dates
- Initial Rapid Release version September 4, 2001
- Latest Rapid Release version September 28, 2010 revision 054
- Initial Daily Certified version September 4, 2001
- Latest Daily Certified version September 28, 2010 revision 036
- Initial Weekly Certified release date September 4, 2001
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Threat Assessment
Wild
- Wild Level: Low
- Number of Infections: 50 - 999
- Number of Sites: More than 10
- Geographical Distribution: Low
- Threat Containment: Easy
- Removal: Moderate
Damage
- Damage Level: Low
Distribution
- Distribution Level: High
Writeup By: Atli Gudmundsson
