As you can see, Hybris is a well known worm :stuck_out_tongue:

http://www.symantec.com/avcenter/venc/data/w95.hybris.gen.html
http://vil.mcafee.com/dispVirus.asp?virus_k=98873&
http://www.f-secure.com/v-descs/hybris.shtml
http://www.sophos.com/virusinfo/analyses/w32hybrisa.html
http://www.pandasoftware.es/library/gusano/W32Hybris_EN_1.htm