Welcome to the Virus Encyclopedia of Panda Security.
Oror.G is a dangerous worm that deletes all of the files in the computer's hard disk as well as every network drive accesible from the infected machine. It also looks for antivirus program files in order to eliminate them.
Although Oror.G can spread very quickly through different means, it is more likely to spread by e-mail:
Oror.G is difficult to recognize because it is hidden in e-mail messages with variable characteristics. However, it is possible to recognize when it activates, as it displays a fake error message with the title Error Starting Program.
It is difficult to know if Oror.G has reached your computer, as the e-mail message that carries it has variable characteristics. However, this message includes any of the following files: YAHOO Toolbar.EXE, IE_0276_SETUP.EXE, IE50_032.EXE or IE_0274_BG.EXE.
The most evident symptom of infection that reveals the worm's presence on the system and activation is the fact that, once run, it displays the following fake error message on screen:
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