diff --git a/logcheck-fw-sshd b/logcheck-fw-sshd index 000bdcc..1ec1706 100644 --- a/logcheck-fw-sshd +++ b/logcheck-fw-sshd @@ -152,6 +152,21 @@ \w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: Connection (closed|reset) by [.:[:digit:]]+ port [[:digit:]]+ #Oct 28 19:58:35 nada sshd[12067]: Connection reset by invalid user 178.73.215.171 port 60178 [preauth] -\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: Connection reset by invalid user [.:[:digit:]]+ port [[:digit:]]+ \[preauth\] +#Feb 2 03:18:13 nada sshd[22960]: Connection reset by invalid user admin 61.74.183.79 port 61300 [preauth] +#Feb 2 04:36:04 nada sshd[25211]: Connection reset by invalid user default 220.80.142.228 port 60384 [preauth] +#Feb 2 06:03:18 nada sshd[27153]: Connection reset by invalid user pi 175.196.231.248 port 53934 [preauth] +\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: Connection reset by invalid user ([[:alnum:]]+)? [.:[:digit:]]+ port [[:digit:]]+ \[preauth\] + +#Feb 1 17:36:00 nada sshd[11797]: error: beginning MaxStartups throttling +\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: error: beginning MaxStartups throttling + + + +#Feb 1 17:36:00 nada sshd[11797]: drop connection #8 from [185.187.169.16]:43156 on [66.23.226.92]:22 past MaxStartups +\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: drop connection #[[:digit:]] from \[[.:[:digit:]]+\]:[[:digit:]]+ on \[[.:[:digit:]]+\]:22 past MaxStartups + + +#Feb 1 17:38:06 nada sshd[11797]: exited MaxStartups throttling after 00:02:06, 21 connections dropped +\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ sshd\[[[:digit:]]+\]: exited MaxStartups throttling after [[:digit:]]+:[[:digit:]]+:[[:digit:]]+, [[:digit:]]+ connections dropped diff --git a/logcheck_debian b/logcheck_debian index 725c87d..13a21c2 100644 --- a/logcheck_debian +++ b/logcheck_debian @@ -276,7 +276,10 @@ #Mar 30 20:47:04 nada sm-mta[9603]: STARTTLS=client, relay=mail-gw01.fsdata.se., version=TLSv1/SSLv3, verify=FAIL, cipher=RC4-SHA, bits=128/128 #Sep 11 00:02:05 cocacola sm-mta[4678]: STARTTLS=client, relay=mail.wahlberg.se., version=TLSv1/SSLv3, verify=FAIL, cipher=ECDHE-RSA-AES256-GCM-SHA384, bits=256/256 #Mar 9 00:02:06 cocacola sm-mta[30768]: STARTTLS=client, relay=mail.wahlberg.se., version=TLSv1.2, verify=FAIL, cipher=ECDHE-RSA-AES256-GCM-SHA384, bits=256/256 -^\w{3} [ :0-9]{11} [._[:alnum:]-]+ (sendmail|sm-(mta|msp|que))\[[0-9]+\]: STARTTLS=client, relay=[-.:[:alnum:]]+, (version=TLSv1(.2)?(/SSLv3)?, verify=FAIL, cipher=[-[:alnum:]]+, bits=[/[:digit:]]+|field=cn_subject, status=failed to extract CN) +#Feb 1 22:21:52 nada sm-mta[12010]: STARTTLS=client, relay=mx.ilait.se., version=TLSv1.3, verify=FAIL, cipher=TLS_AES_256_GCM_SHA384, bits=256/256 +#Feb 1 14:50:24 nada sm-mta[31372]: STARTTLS=client, relay=mail2.ahrenbecks.se., version=TLSv1.3, verify=FAIL, cipher=TLS_AES_256_GCM_SHA384, bits=256/256 +#Feb 1 15:03:04 nada sm-mta[31865]: STARTTLS=client, relay=mx2.pub.mailpod2-cph3.one.com., version=TLSv1.3, verify=FAIL, cipher=TLS_AES_256_GCM_SHA384, bits=256/256 +^\w{3} [ :0-9]{11} [._[:alnum:]-]+ (sendmail|sm-(mta|msp|que))\[[0-9]+\]: STARTTLS=client, relay=[-.:[:alnum:]]+, (version=TLSv1(.[[:digit:]])?(\/SSLv3)?, verify=FAIL, cipher=[-_[:alnum:]]+, bits=[/[:digit:]]+|field=cn_subject, status=failed to extract CN) #Mar 22 13:31:42 nada sendmail[24653]: gethostbyaddr(127.0.0.2) failed: 1 ^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sendmail\[[[:digit:]]+\]: gethostbyaddr\(127.0.0.2\) failed: 1 diff --git a/testlog b/testlog index ca092b1..00f82c5 100644 --- a/testlog +++ b/testlog @@ -733,6 +733,19 @@ Feb 5 10:57:28 nada sshd[10568]: error: kex protocol error: type 30 seq 1 [prea Feb 4 12:47:13 nada sshd[8428]: error: kex_exchange_identification: client sent invalid protocol identifier "0" Feb 5 12:34:09 nada opendkim[11209]: 215BY3W7014029: can't parse From: header value ' Administrator' Feb 4 21:20:45 nada opendkim[11209]: 214KKdrR021463: syntax error: missing parameter(s) in signature data +Feb 2 03:18:13 nada sshd[22960]: Connection reset by invalid user admin 61.74.183.79 port 61300 [preauth] +Feb 2 04:36:04 nada sshd[25211]: Connection reset by invalid user default 220.80.142.228 port 60384 [preauth] +Feb 2 06:03:18 nada sshd[27153]: Connection reset by invalid user pi 175.196.231.248 port 53934 [preauth] +Feb 1 22:21:52 nada sm-mta[12010]: STARTTLS=client, relay=mx.ilait.se., version=TLSv1.3, verify=FAIL, cipher=TLS_AES_256_GCM_SHA384, bits=256/256 +Feb 1 14:50:24 nada sm-mta[31372]: STARTTLS=client, relay=mail2.ahrenbecks.se., version=TLSv1.3, verify=FAIL, cipher=TLS_AES_256_GCM_SHA384, bits=256/256 +Feb 1 14:52:25 nada sshd[31488]: Connection reset by invalid user admin 220.133.144.131 port 53363 [preauth] +Feb 1 15:03:04 nada sm-mta[31865]: STARTTLS=client, relay=mx2.pub.mailpod2-cph3.one.com., version=TLSv1.3, verify=FAIL, cipher=TLS_AES_256_GCM_SHA384, bits=256/256 +Feb 1 17:36:00 nada sshd[11797]: error: beginning MaxStartups throttling +Feb 1 17:36:00 nada sshd[11797]: drop connection #8 from [185.187.169.16]:43156 on [66.23.226.92]:22 past MaxStartups +Feb 1 17:38:06 nada sshd[11797]: exited MaxStartups throttling after 00:02:06, 21 connections dropped + + + Aug 23 18:39:24 nada fredrik[1713]: Kontrollrad. Syns detta har vi problem... Aug 23 18:39:24 nada fredrik[1713]: Sista raden