>> Привожу заголовок одного из писем и конфиг:
>
>не с сайта ли случайно идет рассылка? Лучше покажи лог mta вот кусочек:
Mar 3 15:40:41 mail spamd[23408]: spamd: identified spam (14.0/4.5) for filter:58 in 5.3 seconds, 1037 bytes.
Mar 3 15:40:41 mail spamd[23408]: spamd: result: Y 14 - BAYES_99,FH_DATE_PAST_20XX,RCVD_IN_BL_SPAMCOP_NET,RCVD_IN_PBL,RCVD_IN_XBL,RDNS_NONE,STOX_REPLY_TYPE,TVD_RCVD_SINGLE scantime=5.3,size=1037,user=filter,uid=58,required_score=4.5,rhost=localhost,raddr=127.0.0.1,rport=65438,mid=<000d01cababb$4d13e2c0$6400a8c0@threateningoh>,bayes=1.000000,autolearn=no
Mar 3 15:40:41 mail postfix/pipe[25969]: 789F42A6834: to=<alexandr@radius-net.ru>, relay=spamchk, delay=14, delays=8.9/0/0/5.4, dsn=2.0.0, status=sent (delivered via spamchk service)
Mar 3 15:40:41 mail postfix/pipe[25969]: 789F42A6834: to=<dreglya@radius-net.ru>, relay=spamchk, delay=14, delays=8.9/0/0/5.4, dsn=2.0.0, status=sent (delivered via spamchk service)
Mar 3 15:40:41 mail postfix/pipe[25969]: 789F42A6834: to=<energprof@radius-net.ru>, relay=spamchk, delay=14, delays=8.9/0/0/5.4, dsn=2.0.0, status=sent (delivered via spamchk service)
Mar 3 15:40:41 mail postfix/pipe[25969]: 789F42A6834: to=<ofis@radius-net.ru>, relay=spamchk, delay=14, delays=8.9/0/0/5.4, dsn=2.0.0, status=sent (delivered via spamchk service)
Mar 3 15:40:41 mail postfix/pipe[25969]: 789F42A6834: to=<oper33@radius-net.ru>, relay=spamchk, delay=14, delays=8.9/0/0/5.4, dsn=2.0.0, status=sent (delivered via spamchk service)
Mar 3 15:40:41 mail postfix/pipe[25969]: 789F42A6834: to=<pvv@radius-net.ru>, relay=spamchk, delay=14, delays=8.9/0/0/5.4, dsn=2.0.0, status=sent (delivered via spamchk service)
Mar 3 15:40:41 mail postfix/qmgr[10150]: 789F42A6834: removed
Mar 3 15:40:41 mail postfix/pickup[26679]: C16402A6859: uid=1982 from=<threateningoh@ibct.com>
Mar 3 15:40:41 mail postfix/cleanup[26083]: C16402A6859: message-id=<000d01cababb$4d13e2c0$6400a8c0@threateningoh>
Mar 3 15:40:41 mail postfix/qmgr[10150]: C16402A6859: from=<threateningoh@ibct.com>, size=3835, nrcpt=6 (queue active)
Mar 3 15:40:41 mail postfix/virtual[25524]: C16402A6859: to=<alexandr@radius-net.ru>, relay=virtual, delay=0.02, delays=0.01/0/0/0, dsn=5.2.3, status=bounced (maildir delivery failed: "Sorry, the user's maildir has overdrawn his diskspace quota, please try again later")
Mar 3 15:40:41 mail postfix/virtual[25524]: C16402A6859: to=<dreglya@radius-net.ru>, relay=virtual, delay=0.02, delays=0.01/0/0/0, dsn=2.0.0, status=sent (delivered to maildir)
Mar 3 15:40:41 mail spamd[773]: prefork: child states: III
Mar 3 15:40:41 mail spamd[773]: spamd: handled cleanup of child pid 27471 due to SIGCHLD
Mar 3 15:40:41 mail spamd[773]: prefork: child states: II
Mar 3 15:40:42 mail postfix/virtual[25524]: C16402A6859: to=<energprof@radius-net.ru>, relay=virtual, delay=0.3, delays=0.01/0/0/0.28, dsn=5.2.3, status=bounced (maildir delivery failed: "Sorry, the user's maildir has overdrawn his diskspace quota, please try again later")
Mar 3 15:40:42 mail postfix/virtual[25524]: C16402A6859: to=<ofis@radius-net.ru>, relay=virtual, delay=0.3, delays=0.01/0/0/0.29, dsn=2.0.0, status=sent (delivered to maildir)
Mar 3 15:40:42 mail postfix/virtual[25524]: C16402A6859: to=<oper33@radius-net.ru>, relay=virtual, delay=0.3, delays=0.01/0/0/0.29, dsn=2.0.0, status=sent (delivered to maildir)
Mar 3 15:40:42 mail postfix/virtual[25524]: C16402A6859: to=<pvv@radius-net.ru>, relay=virtual, delay=0.3, delays=0.01/0/0/0.29, dsn=2.0.0, status=sent (delivered to maildir)
Mar 3 15:40:42 mail postfix/cleanup[27177]: 15DF82A6878: message-id=<20100303104042.15DF82A6878@mail.radius-net.ru>
Mar 3 15:40:42 mail postfix/bounce[27072]: C16402A6859: sender non-delivery notification: 15DF82A6878
Mar 3 15:40:42 mail postfix/qmgr[10150]: 15DF82A6878: from=<>, size=6187, nrcpt=1 (queue active)
Mar 3 15:40:42 mail postfix/qmgr[10150]: C16402A6859: removed
Mar 3 15:40:43 mail postfix/smtpd[22545]: connect from unknown[87.121.228.31]
Mar 3 15:40:44 mail postfix/smtp[27222]: 15DF82A6878: to=<threateningoh@ibct.com>, relay=ibct.com[74.54.78.98]:25, delay=2.2, delays=0/0/0.81/1.4, dsn=5.0.0, status=bounced (host ibct.com[74.54.78.98] said: 550 No Such User Here" (in reply to RCPT TO command))
Mar 3 15:40:44 mail postfix/smtpd[22545]: A07132A684C: client=unknown[87.121.228.31]
Mar 3 15:40:44 mail postfix/qmgr[10150]: 15DF82A6878: removed