W32.Zorro@mm

Risk Level 1: Very Low

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Discovered:: August 30, 2001
Updated:: February 13, 2007 12:02:37 PM
Also Known As:: I-Worm.Scorpion [KAV], W32/Scorpio [McAfee], W32/Scorpio-A [Sophos], WORM_SCORPION.A [Trend]
Type:: Worm
Systems Affected:: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP

W32.Zorro@mm is a mass-mailing worm that will send itself to all the addresses in the Windows Address Book.

The email messages will have the following characteristics:
Subject:
Sorpresa !!!
Este si que es un buen presente
Diviertanse
Todo debe estar limpio
Echale un ojo a esto
Buena PECHOnalidad
Con todo mi aprecio
El aguijon de Scorpion
Traseros
Mujeres

Attachment:
Play.exe
Bigs as.exe
Zorro.exe
Honey.exe
Jefes.exe
Corte de pelo.exe
Tangas.exe
Canibal.exe
Picadita.exe
Josefina.exe

The worm has the payload of deleting all the .sys and .inf files from the computer.

Antivirus Protection Dates

Initial Rapid Release version August 30, 2001
Latest Rapid Release version September 28, 2010 revision 054
Initial Daily Certified version August 30, 2001
Latest Daily Certified version September 28, 2010 revision 036
Initial Weekly Certified release date August 30, 2001

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: High

Writeup By: Douglas Knowles

Technical Details

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Internet Security Threat Report, Volume 16