W95.Orez

Risk Level 1: Very Low

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Discovered:: August 6, 1999
Updated:: February 13, 2007 11:52:16 AM
Type:: Virus

W95.Orez is a polymorphic, entrypoint-obscuring, Windows virus. It contains two different payloads. One is executed on Friday the 13th, and the second payload is executed on October 9. There are certain types of files that this virus will not infect. There is also a slight chance that the file will be corrupted as the virus attempts to infect it.

Antivirus Protection Dates

Initial Rapid Release version August 6, 1999
Latest Rapid Release version September 28, 2010 revision 054
Initial Daily Certified version August 6, 1999
Latest Daily Certified version September 28, 2010 revision 036
Initial Weekly Certified release date pending

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: Easy

Damage

Damage Level: Low

Distribution

Distribution Level: Low

Writeup By: Neal Hindocha

Technical Details

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Internet Security Threat Report, Volume 16