Huge SPAM / DDoS-like Explosion

If you’re not so fortunate to have ExchangeDefender protecting your mail server you may have noticed your mail server is slowly choking in the junk that seems not only to be dumping massive amounts of data off but also significantly slowing everything else down..

Why?

Wel, there is a huge Trojan outbreak of Agent-GBX at the moment and it seems that the saturation is pretty remarcable. The throttling control on this beast is out of wack too, it seems to be opening so many connections that the connections hang and just sit in an open state until the server terminates them. So, throttle down your timeout values while you can still get to your ESM