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 | 56 +++++++++++++++++++++++++++++++++++++++++++++++---------
1 files changed, 47 insertions(+), 9 deletions(-)
diff --git a/vilain.conf b/vilain.conf
index b3d67e2..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
@@ -48,13 +61,38 @@
[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
+# but 1/ not yet tested so far 2/ system protection is probably more efficient
+[nextcloud]
+logfile = /var/www/htdocs/datacloud/nextcloud.log
+regex = .*Bruteforce attempt from \\"(.*)\\" detected
+
+# Nextcloud: public shares protected by password
+# regex is compliant with NginX log format:
+# /etc/nginx/nginx.conf:
+# log_format main '$remote_addr - $remote_user [$time_local] "$request" '
+# '$status $body_bytes_sent "$http_referer" '
+# '"$http_user_agent" "$http_x_forwarded_for"';
+[nextcloud-share]
+logfile = /var/www/logs/access-nextcloud.log
+regex = (\d+\.\d+\.\d+\.\d+) \-.*POST /s/\w+/authenticate HTTP/1.1\" 200
--
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