Topic: Problem with spam comming from servers without domain/unknown
==== Required information ====
- iRedMail version (check /etc/iredmail-release): 0.8
- Linux/BSD distribution name and version: Debian 8
- Store mail accounts in which backend (LDAP/MySQL/PGSQL): MySQL
- Web server (Apache or Nginx): Apache2
- Manage mail accounts with iRedAdmin-Pro? No
- Related log if you're reporting an issue: No
====
Mail header with spam:
======================
Return-Path: <Gutierrez5051@vivnederland.nl>
Delivered-To: XXX
Received: from localhost (localhost [127.0.0.1])
by XXX.XXX.pl (Postfix) with ESMTP id 9059140985
for <XXX>; Thu, 23 Mar 2017 17:32:26 +0100 (CET)
X-Virus-Scanned: Debian amavisd-new at XXX.XXX.pl
X-Spam-Flag: NO
X-Spam-Score: 3.769
X-Spam-Level: ***
X-Spam-Status: No, score=3.769 tagged_above=-999 required=4
tests=[BAYES_05=-0.5, HELO_MISC_IP=0.248, PUMPDUMP=1,
RCVD_IN_BRBL_LASTEXT=1.449, RDNS_NONE=0.793, SPF_NEUTRAL=0.779]
autolearn=no autolearn_force=no
Received: from XXX.XXX.pl ([127.0.0.1])
by localhost (XXX.XXX.pl [127.0.0.1]) (amavisd-new, port 10024)
with ESMTP id dDsh9Ao7XQ_W for <XXXl>;
Thu, 23 Mar 2017 17:32:26 +0100 (CET)
Received: from [220.158.152.58] (unknown [106.67.91.18])
by XXX.XXX.pl (Postfix) with ESMTP id E89CF4045C
for <XXXl>; Thu, 23 Mar 2017 17:32:24 +0100 (CET)
Received: (from apache@localhost)
by vivnederland.nl (8.14.7/8.14.7/Submit) id 5C6997883E673D;
Thu, 23 Mar 2017 22:02:22 +0530
Message-Id: <20170323220222.5C6997883E673D@vivnederland.nl>
To: XXX
Subject: I've got strong reasons to believe that this stock is about to soar.
X-PHP-Originating-Script: 1035:Sendmail.php
From: "Russell Gutierrez" <Gutierrez5051@vivnederland.nl>
Date: Thu, 23 Mar 2017 22:02:22 +0530
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
MIME-Version: 1.0
I have smtpd_sender_restrictions = permit_mynetworks, reject_sender_login_mismatch but its not working
Postfix main.cf
==============
# See /usr/share/postfix/main.cf.dist for a commented, more complete version
# Debian specific: Specifying a file name will cause the first
# line of that file to be used as the name. The Debian default
# is /etc/mailname.
#myorigin = /etc/mailname
#smtpd_banner = $myhostname ESMTP $mail_name (Debian/GNU)
smtpd_banner = $myorigin ESMTP Server
biff = no
# appending .domain is the MUA's job.
append_dot_mydomain = no
# Uncomment the next line to generate "delayed mail" warnings
#delay_warning_time = 4h
readme_directory = no
# TLS parameters
smtpd_tls_cert_file = /etc/letsencrypt/live/XXX.XXX/cert.pem
smtpd_tls_key_file = /etc/letsencrypt/live/XXX.XXX/privkey.pem
smtpd_tls_CAfile = /etc/letsencrypt/live/XXX.XXX/chain.pem
#smtpd_tls_CAfile = /etc/ssl/certs/iRedMail.crt
#smtpd_tls_cert_file = /etc/ssl/certs/iRedMail.crt
#smtpd_tls_key_file = /etc/ssl/private/iRedMail.key
smtpd_use_tls=yes
smtpd_tls_session_cache_database = btree:${data_directory}/smtpd_scache
smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache
# See /usr/share/doc/postfix/TLS_README.gz in the postfix-doc package for
# information on enabling SSL in the smtp client.
default_process_limit = 100
smtpd_client_connection_count_limit = 10
smtpd_client_connection_rate_limit = 30
queue_minfree = 209715200
header_size_limit = 51200
smtpd_recipient_limit = 100
smtpd_delay_reject = yes
myhostname = XXX.XXX
alias_maps = hash:/etc/postfix/aliases
alias_database = hash:/etc/postfix/aliases
myorigin = XXX
mydestination = $myhostname, localhost, localhost.localdomain, localhost.$myhostname
relayhost =
mynetworks = 127.0.0.0/8 10.0.0.0/24 x.x.x.x
mailbox_command = /usr/lib/dovecot/deliver
mailbox_size_limit = 0
recipient_delimiter = +
inet_interfaces = x.x.x.x 127.0.0.1
inet_protocols = all
virtual_alias_domains =
allow_percent_hack = no
swap_bangpath = no
mydomain = XXX
mynetworks_style = host
smtpd_data_restrictions = reject_unauth_pipelining
smtpd_reject_unlisted_recipient = yes
smtpd_reject_unlisted_sender = yes
smtpd_tls_protocols = !SSLv2 !SSLv3
smtp_tls_protocols = !SSLv2 !SSLv3
lmtp_tls_protocols = !SSLv2 !SSLv3
smtpd_tls_mandatory_protocols = !SSLv2 !SSLv3
smtp_tls_mandatory_protocols = !SSLv2 !SSLv3
lmtp_tls_mandatory_protocols = !SSLv2 !SSLv3
smtp_tls_security_level = may
smtp_tls_CAfile = $smtpd_tls_CAfile
smtp_tls_loglevel = 0
smtp_tls_note_starttls_offer = yes
smtpd_sender_restrictions = permit_mynetworks, reject_sender_login_mismatch, permit_sasl_authenticated, reject_unauth_destination, reject_unknown_sender_domain, reject_non_fqdn_sender, reject_sender_login_mismatch, reject_unauth_pipelining, reject_unknown_sender_domain,
delay_warning_time = 0h
maximal_queue_lifetime = 4h
bounce_queue_lifetime = 4h
proxy_read_maps = $canonical_maps $lmtp_generic_maps $local_recipient_maps $mydestination $mynetworks $recipient_bcc_maps $recipient_canonical_maps $relay_domains $relay_recipient_maps $relocated_maps $sender_bcc_maps $sender_canonical_maps $smtp_generic_maps $smtpd_sender_login_maps $transport_maps $virtual_alias_domains $virtual_alias_maps $virtual_mailbox_domains $virtual_mailbox_maps $smtpd_sender_restrictions
smtp_data_init_timeout = 240s
smtp_data_xfer_timeout = 600s
smtpd_helo_required = yes
smtpd_helo_restrictions = permit_mynetworks, permit_sasl_authenticated, reject_non_fqdn_helo_hostname, reject_invalid_helo_hostname, reject_invalid_hostname, check_helo_access pcre:/etc/postfix/helo_access.pcre
queue_run_delay = 300s
minimal_backoff_time = 300s
maximal_backoff_time = 4000s
enable_original_recipient = no
disable_vrfy_command = yes
home_mailbox = Maildir/
allow_min_user = no
message_size_limit = 104857600
virtual_minimum_uid = 2000
virtual_uid_maps = static:2000
virtual_gid_maps = static:2000
virtual_mailbox_base = /var/vmail
transport_maps = proxy:mysql:/etc/postfix/mysql/transport_maps_user.cf, proxy:mysql:/etc/postfix/mysql/transport_maps_domain.cf
virtual_mailbox_domains = proxy:mysql:/etc/postfix/mysql/virtual_mailbox_domains.cf
virtual_mailbox_maps = proxy:mysql:/etc/postfix/mysql/virtual_mailbox_maps.cf
virtual_alias_maps = proxy:mysql:/etc/postfix/mysql/virtual_alias_maps.cf, proxy:mysql:/etc/postfix/mysql/domain_alias_maps.cf, proxy:mysql:/etc/postfix/mysql/catchall_maps.cf, proxy:mysql:/etc/postfix/mysql/domain_alias_catchall_maps.cf
sender_bcc_maps = proxy:mysql:/etc/postfix/mysql/sender_bcc_maps_user.cf, proxy:mysql:/etc/postfix/mysql/sender_bcc_maps_domain.cf
recipient_bcc_maps = proxy:mysql:/etc/postfix/mysql/recipient_bcc_maps_user.cf, proxy:mysql:/etc/postfix/mysql/recipient_bcc_maps_domain.cf
relay_domains = $mydestination, proxy:mysql:/etc/postfix/mysql/relay_domains.cf
smtpd_sender_login_maps = proxy:mysql:/etc/postfix/mysql/sender_login_maps.cf
smtpd_sasl_auth_enable = yes
smtpd_sasl_local_domain =
broken_sasl_auth_clients = yes
smtpd_sasl_security_options = noanonymous
smtpd_tls_auth_only = yes
smtpd_recipient_restrictions = reject_unknown_sender_domain, reject_unknown_recipient_domain, reject_non_fqdn_sender, reject_non_fqdn_recipient, reject_unlisted_recipient, check_policy_service inet:127.0.0.1:7777, check_policy_service inet:127.0.0.1:10031, permit_mynetworks, permit_sasl_authenticated, reject_unauth_destination, reject_rbl_client list.dsbl.org, reject_rbl_client sbl.spamhaus.org, reject_rbl_client cbl.abuseat.org, reject_rbl_client dul.dnsbl.sorbs.net, reject_rbl_client zen.spamhaus.org
# , reject_unverified_recipient
smtpd_end_of_data_restrictions = check_policy_service inet:127.0.0.1:7777, check_policy_service inet:127.0.0.1:10031,
smtpd_tls_security_level = may
smtpd_tls_loglevel = 0
tls_random_source = dev:/dev/urandom
virtual_transport = dovecot
dovecot_destination_recipient_limit = 1
smtpd_sasl_type = dovecot
smtpd_sasl_path = private/dovecot-auth
content_filter = smtp-amavis:[127.0.0.1]:10024
smtp-amavis_destination_recipient_limit = 1
smtpd_tls_exclude_ciphers = aNULL, eNULL, EXPORT, DES, RC4, MD5, PSK, aECDH, EDH-DSS-DES-CBC3-SHA, EDH-RSA-DES-CDC3-SHA, KRB5-DE5, CBC3-SHA
smtpd_tls_dh1024_param_file = /etc/ssl/dhparams.pem
Please help - thank you in advance!
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