So much outgoing spam..I cant stop it !

[MaRiOs]

Everyday from some weeks now I see hundreds of messages like this one in my queue:

root /# /scripts/qmHandle -m10846515 | more

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MESSAGE NUMBER 10846515
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Received: (qmail 5427 invoked from network); 11 Jun 2007 17:48:18 +0200
Received: from unknown (HELO WANGDONGVPS) (61.189.240.147)
by www.somedomain.gr with SMTP; 11 Jun 2007 17:48:18 +0200
From: "Djgker" <>
To: "shrm" <[email protected]>
Subject:
=?GB2312?B?W8/WILOhINCnIMLKIMvwIMqno6hMb3Nzo6kgt9YgzvYg0+sguMQgycZdODkw?=
=?GB2312?B?OQ==?=
Date: Mon, 11 Jun 2007 23:47:55 +0800
MIME-Version: 1.0
Content-Type: text/plain
Content-Transfer-Encoding: base64
X-Priority: 3
X-MSMail-Priority: Normal
X-Mailer: Microsoft Outlook Express 6.00.2800.1106
X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106

Till now I havent found a way to stop them..is there anyone who faced the same problem ?