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Discovered:
- October 6, 2010
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Updated:
- October 6, 2010 2:52:01 PM
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Type:
- Virus
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Infection Length:
- 323,584 bytes
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Systems Affected:
- Windows 2000, Windows 7, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows Server 2008, Windows Vista, Windows XP
W32.Ackantta.H@mm is a worm that spreads by sending itself to email addresses gathered from the compromised computer.
W32.Ackantta.H may infect certain files with .exe and .msi extensions. The infected files are self-extracting cabinet files that contain legitimate files, and a copy of W32.Ackantta.H@mm. These infected files are detected as
W32.Ackannta!dr.
For more information, please see the following resource:
W32.Ackantta@mmBlog entries on W32.AckanttaAntivirus Protection Dates
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Initial Rapid Release version October 5, 2010 revision 032
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Latest Rapid Release version February 19, 2013 revision 016
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Initial Daily Certified version October 5, 2010 revision 039
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Latest Daily Certified version May 15, 2012 revision 004
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Initial Weekly Certified release date October 6, 2010
Click for a more detailed description of Rapid Release and Daily Certified virus definitions.
Threat Assessment
Wild
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Wild Level: Low
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Number of Infections: 0 - 49
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Number of Sites: 0 - 2
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Geographical Distribution: Low
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Threat Containment: Easy
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Removal: Easy
Damage
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Damage Level: Medium
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Payload: Gathers email addresses from the compromised computer.
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Large Scale E-mailing: Sends itself to email addresses gathered from the compromised computer.
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Deletes Files: Attempts to delete files related to certain security-related software.
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Modifies Files: Overwrites files that contain predetermined strings.
Distribution
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Distribution Level: Medium
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Subject of Email: Varies.
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Name of Attachment: Varies.
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Shared Drives: Spreads through removable and shared drives.
Writeup By: Piotr Krysiuk
