W32.HLLW.Suava

Risk Level 1: Very Low

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Discovered:: March 26, 2003
Updated:: February 13, 2007 11:44:58 AM
Type:: Worm
Systems Affected:: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP

W32.HLLW.Suava is a worm that has two components:

A file that downloads the worm/backdoor from a Web site
The worm/backdoor itself

The downloader downloads a file from a Web site to %Windir%\Fb.exe, and then executes that file. It also creates a copy of the downloaded file as C:\Windows\Mspread.exe.

W32.HLLW.Suava attempts to spread to the network shares.

Antivirus Protection Dates

Initial Rapid Release version March 27, 2003
Latest Rapid Release version September 28, 2010 revision 054
Initial Daily Certified version March 27, 2003 revision 041
Latest Daily Certified version September 28, 2010 revision 036
Initial Weekly Certified release date April 2, 2003

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: Medium

Distribution

Distribution Level: Medium

Writeup By: Douglas Knowles

Technical Details

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Internet Security Threat Report, Volume 16