W32.HLLW.Shorm.B

Risk Level 1: Very Low

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Discovered:: October 7, 2002
Updated:: February 13, 2007 11:40:46 AM
Also Known As:: W32/Shorm.worm.gen [McAfee]
Type:: Worm
Systems Affected:: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP

W32.HLLW.Shorm.B is a 32-bit worm that spreads by attempting to connect to a predetermined set of IP addresses. It contains a password stealer, and updates itself from a Web site in Russia. The worm emails passwords to the hacker using an anonymous mail host in Russia.

Antivirus Protection Dates

Initial Rapid Release version October 8, 2002
Latest Rapid Release version September 28, 2010 revision 054
Initial Daily Certified version October 8, 2002
Latest Daily Certified version September 28, 2010 revision 036
Initial Weekly Certified release date October 9, 2002

Click 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: Moderate

Damage

Damage Level: Low

Distribution

Distribution Level: Medium

Writeup By: Maryl Magee

Technical Details

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Internet Security Threat Report, Volume 16