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- Discovered:
- September 11, 2012
- Updated:
- October 12, 2012 11:12:07 AM
- Type:
- Trojan, Worm
- Infection Length:
- 93,108 bytes
- 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 Steroids
For more information, please see the following resources:
JavaScript Worm on Steroids
Antivirus Protection Dates
- Initial Rapid Release version September 11, 2012 revision 032
- Latest Rapid Release version May 18, 2013 revision 022
- Initial Daily Certified version September 12, 2012 revision 004
- Latest Daily Certified version May 19, 2013 revision 005
- Initial Weekly Certified release date September 19, 2012
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: Medium
- Payload: Downloads files onto the computer.
- Modifies Files: Modifies the hosts file.
- Releases Confidential Info: Steals information from the computer.
- Causes System Instability: Disables firewall applications on the compromised computer.
- Compromises Security Settings: Disables certain antivirus programs.
Distribution
- Distribution Level: Medium
- Target of Infection: Removable drives, mapped network shares, and file-sharing applications.
Writeup By: Nino Fred Gutierrez, Alan Neville, Kevin Savage, Asuka Yamamoto