From a85307b3d3c76c6742336c1ee701a76f1cc030ec Mon Sep 17 00:00:00 2001
From: mrroman <mrroman@devsite.pl>
Date: Thu, 28 Dec 2023 21:28:38 +0000
Subject: [PATCH] Use ksh instead of sh in rc script
---
vilain.conf | 39 ++++++++++++++++++++++++++++++---------
1 files changed, 30 insertions(+), 9 deletions(-)
diff --git a/vilain.conf b/vilain.conf
index 907460e..00c3a22 100644
--- a/vilain.conf
+++ b/vilain.conf
@@ -1,7 +1,6 @@
[DEFAULT]
-# 24h + 5min
-# Time to keep banned a bad ip
-watch_while = 86700
+# Duration (in sec) to keep banned a bad ip, reduce value if too much memory consumption
+watch_while = 3602
# Max tries before being banned
maxtries = 3
# pf table to keep bad IP.
@@ -17,8 +16,7 @@
### Ip ignored ###
[ignoreip]
-ip1 = 92.150.160.157
-ip2 = 92.150.160.156
+ip1 = 127.0.0.1
### Guardians
#[name of the guardian]
@@ -26,13 +24,28 @@
#regex = regex that return the bad guy IP
#maxtries = 2 #facultative
-[ssh]
+[sshfail]
logfile = /var/log/authlog
regex = .* Failed .* from ([\S]+) .*
-[ssh2]
+[sshrootauth]
logfile = /var/log/authlog
-regex = .* Connection closed by ([\S]+) .*
+regex = .* Disconnected from authenticating user root ([\S]+) .*
+maxtries = 1
+
+[sshinvaliduser]
+logfile = /var/log/authlog
+regex = .* Invalid user \w+ from ([\S]+) .*
+maxtries = 1
+
+[sshroot]
+logfile = /var/log/authlog
+regex = .* Failed .* for root from ([\S]+) .*
+maxtries = 1
+
+[sshbadprotocol]
+logfile = /var/log/authlog
+regex = .*Bad protocol version identification .* from ([\S]+) .*
#[http404]
#logfile = /var/www/logs/access.log
@@ -48,16 +61,24 @@
[smtp]
logfile = /var/log/maillog
-regex = .* event=failed-command address=([\S]+) .*
+regex = .* failed-command address=([\S]+) .* result=\"535 Authentication failed\"
+maxtries = 2
[dovecot]
logfile = /var/log/maillog
regex = .*auth failed.*rip=([\S]+),.*
+maxtries = 2
+
+[dovecot2]
+logfile = /var/log/maillog
+regex = .*no auth attempts in.*rip=([\S]+),.*failed.*
+maxtries = 2
[wordpress]
# don't use if you have wordpress
logfile = /var/www/logs/access.log
regex = (?:\S+\s){1}(\S+).*wp-login.php.*
+maxtries = 1
# Nextcloud: login page
# Nextcloud 12 brings protection against brute-force attacks
--
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