Welcome to the Virus Encyclopedia of Panda Security.
|Effects: ||It opens a communication port in order to allow a hacker to gain access to the affected computer.|
|Detection updated on:||Feb. 17, 2003|
Small.O is a Trojan whose main effect is to drop other Trojans. The Trojans that are usually dropped in the computer include Megachuku, Oblivion and Assasin.11.
Small.O can reach the computers through any of the usual means used by viruses: CD-ROMs, floppy disks, e-mail, Internet downloads, etc.
As it is not a specific virus, Small.O is difficult to identify, as it does not display any messages or warnings that indicate that it has infected a computer.