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Discovered:
- September 11, 2012
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Updated:
- October 12, 2012 11:12:07 AM
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Type:
- Trojan, Worm
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Infection Length:
- 93,108 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
JS.Proslikefan is a JavaScript worm that spreads through mapped network shares, removable drives, and file-sharing applications.
For more information, please see the following resources:
JavaScript Worm on SteroidsAntivirus Protection Dates
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Initial Rapid Release version September 11, 2012 revision 032
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Latest Rapid Release version June 18, 2013 revision 025
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Initial Daily Certified version September 12, 2012 revision 004
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Latest Daily Certified version June 19, 2013 revision 002
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Initial Weekly Certified release date September 19, 2012
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: Downloads files onto the computer.
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Modifies Files: Modifies the hosts file.
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Releases Confidential Info: Steals information from the computer.
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Causes System Instability: Disables firewall applications on the compromised computer.
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Compromises Security Settings: Disables certain antivirus programs.
Distribution
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Distribution Level: Medium
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Target of Infection: Removable drives, mapped network shares, and file-sharing applications.
Writeup By: Nino Fred Gutierrez, Alan Neville, Kevin Savage, Asuka Yamamoto
