[CentOS] Did you ID this spam? what does it do? Does it have a name?

Mon Apr 18 17:45:40 UTC 2011
John R Pierce <pierce at hogranch.com>

On 04/18/11 1:20 AM, Ljubomir Ljubojevic wrote:
> Are you telling me that trojan manipulated webmail account??? Hm, I
> think it might be Chat client (Live Messenger, Yahoo, etc.) rather then
> mail client itself, in that case.

the mail headers indicate the email may have been sent from

Received: from [] by web31702.mail.mud.yahoo.com via HTTP;
	Sun, 10 Apr 2011 04:21:42 PDT

is that on your network, or is that elsewhere?   whois says thats

inetnum: -
netname:        RO-RCS-RDS-FIBERLINK
descr:          RCS&  RDS S.A.
descr:          FiberLink Customers
descr:          Galati
country:        RO
admin-c:        RDS-RIPE
tech-c:         RDS-RIPE
status:         ASSIGNED PA
mnt-by:         AS8708-MNT
source:         RIPE # Filtered