Beware of Virus Variants Spread quick thru IM

Dear All,

Does anybody ever heard about this?

http://www.detikinet.com/read/2010/01/07/162145/1273691/323/waspadai-varian-virus-ym-menyebar-cepat

(Please use google translate, because in bahasa language)

I think this virus was acknowledge for a long time ago, does anybody know what kind of this virus variants?

Beware of Virus Variants YM (Yahoo! Messenger)
http://anangss.blogspot.com/2010/01/waspadai-varian-virus-ym-yahoo.html

click on the english flag to translate (or the flag/translate you want)

I wondering this spam/virus affect the same user who sing Yahoo in other engine/script, e.g. Pidgin or Firefox Extension: Yoono?