<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=unicode" /> <meta http-equiv="Content-Language" content="en-us" /> <title>Combining the Snort IDS, PHP and WinPcap on Windows platform</title> <style> <!-- p.MsoNormal {margin-top:0mm; margin-right:0mm; margin-bottom:10.0pt; margin-left:0mm; line-height:115%; font-size:12.0pt; font-family:"Times New Roman","serif";} a:link {color:blue; text-decoration:underline;} a:visited {color:purple; text-decoration:underline;} p {margin-right:0mm; margin-left:0mm; font-size:12.0pt; font-family:"Times New Roman","serif";} ol {margin-bottom:0mm;} h1 {margin-top:12.0pt; margin-right:0mm; margin-bottom:3.0pt; margin-left:0mm; page-break-after:avoid; font-size:16.0pt; font-family:Arial;} --> </style> <meta name="keywords" content="IDS, open source, security, configuration, automation, data, technology, Internet security, configuration, applications, web server, hosting" /> <meta name="description" content="Tutorial on editing and configuring Snort config file, snort.conf. Download, setup and configure Snort rules also included" /> </head> <body lang="EN-US" link="#0000FF" vlink="#800080" topmargin="20" leftmargin="20" rightmargin="20" bottommargin="20"> <div class="WordSection1"> <h1 align="center" style="margin-top: 0; margin-bottom: 0"> <span style="font-weight: 400"><font size="4">&lt; <span style="text-decoration: none"><font color="#000000"> <a title="WinPcap on Windows XP Pro SP2 - download, install and test" target="_top" style="color: blue; text-decoration: none" href="http://www.javaguicodexample.com/snortiisphpbaseperladodb5.html"> WinPcap on Windows XP Pro SP2</a></font></span> | <a title="Java and open source - information, tutorials, install, setup, configure" target="_top" href="http://www.javaguicodexample.com/"> Java &amp; Friends</a>&nbsp; | <span style="text-decoration: none"> <font color="#000000"> <a title="Testing Snort on Windows XP Pro SP2" target="_top" style="color: blue; text-decoration: none" href="http://www.javaguicodexample.com/snortiisphpbaseperladodb7.html"> Testing Snort on Windows XP&nbsp; Pro SP2</a></font></span> &gt;</font></span></h1> <hr noshade="" color="#FF3300" /> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt">&nbsp;</p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt">&nbsp;</p> <h1 align="center" style="margin-bottom:0mm;margin-bottom:.0001pt; text-align:center"><span style="font-weight: 400"><font face="Arial" size="6">Snort</font></span><b><font size="6" face="Arial"><span style="line-height:115%;font-weight:400"> on Windows XP&nbsp; Pro SP2</span></font></b></h1> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt">&nbsp;</p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt">&nbsp;</p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"><b> <font face="Arial">What do we have in this session?</font></b></p> <ol> <li> <h1 style="margin-bottom:0mm;margin-bottom:0; margin-top:0"> <font face="Arial" size="3"><span style="font-weight: 400">Snort, Win XP Pro SP2, PHP and WinPcap</span></font></h1> </li> <li> <h1 style="margin-bottom:0mm;margin-bottom:0; margin-top:0"> <font face="Arial" size="3"><span style="font-weight: 400">Editing the snort.conf Config File</span></font></h1> </li> <li> <h1 style="margin-bottom:0mm;margin-bottom:0; margin-top:0"> <font face="Arial" size="3"><span style="font-weight: 400">Download and Install Snort Rules</span></font></h1> </li> </ol> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt">&nbsp;</p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt">&nbsp;</p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt" align="center"> <script type="text/javascript"><!-- google_ad_client = "pub-8089415323104206"; /* 728x90, created 5/16/08 javaos */ google_ad_slot = "1917524460"; google_ad_width = 728; google_ad_height = 90; //--> </script> &nbsp;<script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"> </script></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt">&nbsp;</p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt">&nbsp;</p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"><b> <font size="3" face="Arial"> <span style="font-size:12.0pt;line-height:115%; font-weight:bold">Snort, Win XP Pro SP2, PHP and WinPcap</span></font></b></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%"> Now, we are ready to install and configure Snort. Please download Snort s executable for Windows at: <a href="http://www.snort.org/downloads/" target="_blank" title="Snort IDS, packet sniffer download page - an open source IDS"> Snort download</a>. The current version is 2.8.6.</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" align="center" style="margin-bottom:0mm;margin-bottom:.0001pt; text-align:center"><font size="3" face="Arial"> <span style="font-size: 12.0pt;line-height:115%"> <img border="0" width="654" height="341" src="snortiisphpbaseperladodb_files/snortmysqlphperliisoinkmasterwinxp093.png" alt="Downloading Snort for Windows installer" /></span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" align="center" style="margin-bottom:0mm;margin-bottom:.0001pt; text-align:center"><font size="3" face="Arial"> <span style="font-size: 12.0pt;line-height:115%"> <img border="0" width="531" height="334" src="snortiisphpbaseperladodb_files/snortmysqlphperliisoinkmasterwinxp094.png" alt="The Snort downloaded executable for Windows" /></span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%"> Double click the executable and follow the instructions displayed on the screen.</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" align="center" style="margin-bottom:0mm;margin-bottom:.0001pt; text-align:center"><font size="3" face="Arial"> <span style="font-size: 12.0pt;line-height:115%"> <img border="0" width="404" height="309" src="snortiisphpbaseperladodb_files/snortmysqlphperliisoinkmasterwinxp095.png" alt="Windows security warning for running unverified executable" /></span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" align="center" style="margin-bottom:0mm;margin-bottom:.0001pt; text-align:center"><font size="3" face="Arial"> <span style="font-size: 12.0pt;line-height:115%"> <img border="0" width="503" height="393" src="snortiisphpbaseperladodb_files/snortmysqlphperliisoinkmasterwinxp096.png" alt="Snort License agreement statement" /></span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%"> MySQL and ODBC already supported by default. We enable the IPv6 support. Click Next.</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" align="center" style="margin-bottom:0mm;margin-bottom:.0001pt; text-align:center"><font size="3" face="Arial"> <span style="font-size: 12.0pt;line-height:115%"> <img border="0" width="503" height="393" src="snortiisphpbaseperladodb_files/snortmysqlphperliisoinkmasterwinxp097.png" alt="Snort installation options for database selection and IPv6 enabled" /></span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%"> Select all the components and click Next.</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" align="center" style="margin-bottom:0mm;margin-bottom:.0001pt; text-align:center"><font size="3" face="Arial"> <span style="font-size: 12.0pt;line-height:115%"> <img border="0" width="503" height="393" src="snortiisphpbaseperladodb_files/snortmysqlphperliisoinkmasterwinxp098.png" alt="Choosing the Snort components for installation" /></span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%"> Please use installation path without any spaces such as &quot;C:\Program Files&quot;. White space known to have issues on Windows machines. Click Next.</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" align="center" style="margin-bottom:0mm;margin-bottom:.0001pt; text-align:center"><font size="3" face="Arial"> <span style="font-size: 12.0pt;line-height:115%"> <img border="0" width="503" height="393" src="snortiisphpbaseperladodb_files/snortmysqlphperliisoinkmasterwinxp099.png" alt="Setting Snort root installation path to C:\Snort" /></span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" align="center" style="margin-bottom:0mm;margin-bottom:.0001pt; text-align:center"><font size="3" face="Arial"> <span style="font-size: 12.0pt;line-height:115%"> <img border="0" width="503" height="393" src="snortiisphpbaseperladodb_files/snortmysqlphperliisoinkmasterwinxp100.png" alt="Snort for Windows installation in progress" /></span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%"> You can see the setup details by clicking the Show details button.</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" align="center" style="margin-bottom:0mm;margin-bottom:.0001pt; text-align:center"><font size="3" face="Arial"> <span style="font-size: 12.0pt;line-height:115%"> <img border="0" width="503" height="393" src="snortiisphpbaseperladodb_files/snortmysqlphperliisoinkmasterwinxp101.png" alt="The details of the Snort installation for Windows" /></span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" align="center" style="margin-bottom:0mm;margin-bottom:.0001pt; text-align:center"><font size="3" face="Arial"> <span style="font-size: 12.0pt;line-height:115%"> <img border="0" width="372" height="289" src="snortiisphpbaseperladodb_files/snortmysqlphperliisoinkmasterwinxp102.png" alt="Snort installation for Windows was completed successfully" /></span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%"> Look like the installation was done successfully else error(s) will be displayed on the screen. The following screenshot shows the Snort s installation path and folders. If you want to uninstall Snort, run the <b>Uninstall.exe</b> file located on the Snort s root folder.</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" align="center" style="margin-bottom:0mm;margin-bottom:.0001pt; text-align:center"><font size="3" face="Arial"> <span style="font-size: 12.0pt;line-height:115%"> <img border="0" width="564" height="371" src="snortiisphpbaseperladodb_files/snortmysqlphperliisoinkmasterwinxp103.png" alt="In order to uninstall Snort for Windows, run the Uninstall.exe file" /></span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"><b> <font size="3" face="Arial"> <span style="font-size:12.0pt;line-height:115%; font-weight:bold">Editing the snort.conf Config File</span></font></b></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%"> Next, we are ready to do some basic configuration to make sure Snort can run properly without any error(s). The configuration file is snort.conf which located under C:\Snort\etc folder shown below.</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" align="center" style="margin-bottom:0mm;margin-bottom:.0001pt; text-align:center"><font size="3" face="Arial"> <span style="font-size: 12.0pt;line-height:115%"> <img border="0" width="564" height="371" src="snortiisphpbaseperladodb_files/snortmysqlphperliisoinkmasterwinxp104.png" alt="The Snort config file, snort.conf under the etc sub folder" /></span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"><b> <font size="3" face="Arial"> <span style="font-size:12.0pt;line-height:115%; font-weight:bold">Download and Install Snort Rules</span></font></b></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%"> Before configuring Snort, let download the Snort Rules files. In order to download Snorts rule files (and update later on), we need create an account (register) at Snort.org and it is free. It is also useful in getting the Oinkmaster code to complete Oinkmaster installation later. After creating an account, use the credentials to login.</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" align="center" style="margin-bottom:0mm;margin-bottom:.0001pt; text-align:center"><font size="3" face="Arial"> <span style="font-size: 12.0pt;line-height:115%"> <img border="0" width="833" height="536" src="snortiisphpbaseperladodb_files/snortmysqlphperliisoinkmasterwinxp105.png" alt="Downloading the Snort rules files (registered or subscribed version) - need to register and login into Snort.org" /></span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%"> Then, download a proper Rules file (registered-user Release) which is a free version with delayed update Release. It is better to store the compressed file under Snort root folder so when we uncompress the file, it will overwrite any existing folders (older files and folders).</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> &nbsp;</p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> &nbsp;</p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> &nbsp;</p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt" align="center"> <script type="text/javascript"> <!-- google_ad_client = "pub-8089415323104206"; /* 300x250, created 5/16/08javaos */ google_ad_slot = "8146009330"; google_ad_width = 300; google_ad_height = 250; //--> </script> &nbsp;<script type="text/javascript" src="http://pagead2.googlesyndication.com/pagead/show_ads.js"> </script></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> &nbsp;</p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> &nbsp;</p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> &nbsp;</p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt" align="center"> <font face="Arial"> -----------------------------------------------------------------</font></p> <p class="MsoNormal" align="center" style="margin-bottom:0mm;margin-bottom:.0001pt; text-align:center"><font size="3" face="Arial"> <span style="font-size: 12.0pt;line-height:115%"> <img border="0" width="357" height="337" src="snortiisphpbaseperladodb_files/snortmysqlphperliisoinkmasterwinxp106.png" alt="Getting the Snort rules link at Snort.org" /></span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" align="center" style="margin-bottom:0mm;margin-bottom:.0001pt; text-align:center"><font size="3" face="Arial"> <span style="font-size: 12.0pt;line-height:115%"> <img border="0" width="643" height="410" src="snortiisphpbaseperladodb_files/snortmysqlphperliisoinkmasterwinxp107.png" alt="The Snort ruleset for registered-user release gz file" /></span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%"> By default the Snort s rules folder is empty.</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" align="center" style="margin-bottom:0mm;margin-bottom:.0001pt; text-align:center"><font size="3" face="Arial"> <span style="font-size: 12.0pt;line-height:115%"> <img border="0" width="450" height="355" src="snortiisphpbaseperladodb_files/snortmysqlphperliisoinkmasterwinxp108.png" alt="The Snort rules sub folder physical path" /></span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%"> Use <a href="http://www.7-zip.org/download.html" target="_blank" title="7-zip file compression tool download page"> 7-zip file compression tool</a> to uncompress the tar/gz file. Choose Extract Here menu which will overwrite the existing, same folder and file names.</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" align="center" style="margin-bottom:0mm;margin-bottom:.0001pt; text-align:center"><font size="3" face="Arial"> <span style="font-size: 12.0pt;line-height:115%"> <img border="0" width="759" height="372" src="snortiisphpbaseperladodb_files/snortmysqlphperliisoinkmasterwinxp109.png" alt="Extracting the Snort ruleset tar file" /></span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" align="center" style="margin-bottom:0mm;margin-bottom:.0001pt; text-align:center"><font size="3" face="Arial"> <span style="font-size: 12.0pt;line-height:115%"> <img border="0" width="507" height="214" src="snortiisphpbaseperladodb_files/snortmysqlphperliisoinkmasterwinxp110.png" alt="The Snort ruleset file extraction is in progress" /></span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%"> Just overwrite the existing, older files.</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" align="center" style="margin-bottom:0mm;margin-bottom:.0001pt; text-align:center"><font size="3" face="Arial"> <span style="font-size: 12.0pt;line-height:115%"> <img border="0" width="563" height="386" src="snortiisphpbaseperladodb_files/snortmysqlphperliisoinkmasterwinxp111.png" alt="Snort older ruleset file overwrite confirm page" /></span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%"> Then, the Snort s rules folder will be populated by the rule files. Take note that the .so rule files are for Linux/Unix system.</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" align="center" style="margin-bottom:0mm;margin-bottom:.0001pt; text-align:center"><font size="3" face="Arial"> <span style="font-size: 12.0pt;line-height:115%"> <img border="0" width="539" height="500" src="snortiisphpbaseperladodb_files/snortmysqlphperliisoinkmasterwinxp112.png" alt="The Snort rule files for Windows have been successfully extracted to rules sub folder" /></span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" align="center" style="margin-bottom:0mm;margin-bottom:.0001pt; text-align:center"><font size="3" face="Arial"> <span style="font-size: 12.0pt;line-height:115%"> <img border="0" width="602" height="518" src="snortiisphpbaseperladodb_files/snortmysqlphperliisoinkmasterwinxp113.png" alt="Another snort ruleset is under so_rules sub folder" /></span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%"> Now we are ready to modify snort.conf config file just to make snort operate properly at the most basic level. Take note that originally, this config file provided for Linux/Unix system. Open snort.conf file in any unformatted text editor such as Wordpad. Change the following settings:</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <blockquote> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" face="Courier New"> <span style="font-size:12.0pt;"># Path to your rules files (this can be a relative path)</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" face="Courier New"> <span style="font-size:12.0pt;"># Note for Windows users:&nbsp; You are advised to make this an absolute path,</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" face="Courier New"> <span style="font-size:12.0pt;"># such as:&nbsp; c:\snort\rules</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" face="Courier New"> <span style="font-size:12.0pt;">var RULE_PATH ../rules</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" face="Courier New"> <span style="font-size:12.0pt;">var SO_RULE_PATH ../so_rules</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Courier New"> <span style="font-size:12.0pt;line-height:115%; ">var PREPROC_RULE_PATH ../preproc_rules</span></font></p> </blockquote> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%"> To the following:</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <blockquote> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" face="Courier New"> <span style="font-size:12.0pt;"># Path to your rules files (this can be a relative path)</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" face="Courier New"> <span style="font-size:12.0pt;"># Note for Windows users:&nbsp; You are advised to make this an absolute path,</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" face="Courier New"> <span style="font-size:12.0pt;"># such as:&nbsp; c:\snort\rules</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" color="red" face="Courier New"> <span style="font-size:12.0pt;color:red">var RULE_PATH c:\snort\rules</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" color="red" face="Courier New"> <span style="font-size:12.0pt;color:red">var SO_RULE_PATH c:\snort\so_rules</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" color="red" face="Courier New"> <span style="font-size:12.0pt;line-height: 115%;color:red">var PREPROC_RULE_PATH c:\snort\preproc_rules</span></font></p> </blockquote> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" align="center" style="margin-bottom:0mm;margin-bottom:.0001pt; text-align:center"><font size="3" face="Arial"> <span style="font-size: 12.0pt;line-height:115%"> <img border="0" width="638" height="330" src="snortiisphpbaseperladodb_files/snortmysqlphperliisoinkmasterwinxp114.png" alt="The Snort for Windows dynamicpreprocessor DLL files physical path" /></span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%"> Then, add the following <b>dynamicpreprocessor</b> DLL files which should be matched with the physical files shown in the above screenshot.</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <blockquote> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" face="Courier New">###################################################</font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" face="Courier New"># Step #4: Configure dynamic loaded libraries.&nbsp; </font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" face="Courier New"># For more information, see Snort Manual, Configuring Snort - Dynamic Modules</font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" face="Courier New">###################################################</font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" face="Courier New">&nbsp;</font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" face="Courier New"># path to dynamic preprocessor libraries</font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" color="red" face="Courier New"> <span style="color:red">dynamicpreprocessor file C:\Snort\lib\snort_dynamicpreprocessor\sf_dce2.dll</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" color="red" face="Courier New"> <span style="color:red">dynamicpreprocessor file C:\Snort\lib\snort_dynamicpreprocessor\sf_dcerpc.dll</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" color="red" face="Courier New"> <span style="color:red">dynamicpreprocessor file C:\Snort\lib\snort_dynamicpreprocessor\sf_dns.dll</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" color="red" face="Courier New"> <span style="color:red">dynamicpreprocessor file C:\Snort\lib\snort_dynamicpreprocessor\sf_ftptelnet.dll</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" color="red" face="Courier New"> <span style="color:red">dynamicpreprocessor file C:\Snort\lib\snort_dynamicpreprocessor\sf_sdf.dll</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" color="red" face="Courier New"> <span style="color:red">dynamicpreprocessor file C:\Snort\lib\snort_dynamicpreprocessor\sf_smtp.dll</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" color="red" face="Courier New"> <span style="color:red">dynamicpreprocessor file C:\Snort\lib\snort_dynamicpreprocessor\sf_ssh.dll</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" color="red" face="Courier New"> <span style="color:red">dynamicpreprocessor file C:\Snort\lib\snort_dynamicpreprocessor\sf_ssl.dll</span></font></p> </blockquote> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%"> Next, add the <b>dynamicengine</b> path and should also matched with the physical file.</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <blockquote> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" face="Courier New"> <span style="font-size:12.0pt;"># path to base preprocessor engine</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" face="Courier New"> <span style="font-size:12.0pt;"># dynamicengine /usr/local/lib/snort_dynamicengine/libsf_engine.so</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" color="red" face="Courier New"> <span style="font-size:12.0pt;line-height: 115%;color:red">dynamicengine C:\Snort\lib\snort_dynamicengine\sf_engine.dll</span></font></p> </blockquote> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" align="center" style="margin-bottom:0mm;margin-bottom:.0001pt; text-align:center"><font size="3" face="Arial"> <span style="font-size: 12.0pt;line-height:115%"> <img border="0" width="626" height="330" src="snortiisphpbaseperladodb_files/snortmysqlphperliisoinkmasterwinxp115.png" alt="The Snort dynamicengine path DLL file physical path" /></span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%"> Next, comment the </span></font><font face="Courier New"> <span style="font-family: &quot;Arial&quot;; font-weight:700">dynamicdetection</span></font><font face="Arial"> setting.</font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> <font size="3" face="Arial"><span style="font-size:12.0pt;line-height:115%">&nbsp;</span></font></p> <blockquote> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" face="Courier New"> <span style="font-size:12.0pt;"># path to dynamic rules libraries</span></font></p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt;line-height: normal;text-autospace:none"><font size="3" face="Courier New"> <span style="font-size:12.0pt;"># dynamicdetection directory /usr/local/lib/snort_dynamicrules</span></font></p> </blockquote> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> &nbsp;</p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> &nbsp;</p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> &nbsp;</p> <p class="MsoNormal" style="margin-bottom:0mm;margin-bottom:.0001pt"> &nbsp;<div align="center"><script src="http://tag.contextweb.com/TagPublish/getjs.aspx?action=VIEWAD&cwrun=200&cwadformat=728X90&cwpid=527221&cwwidth=728&cwheight=90&cwpnet=1&cwtagid=85440"></script></div></p> <p style="margin:0mm;margin-bottom:.0001pt">&nbsp;</p> <p style="margin:0mm;margin-bottom:.0001pt">&nbsp;</p> <hr noshade="" color="#FF3300" /> <p class="MsoNormal" style="margin-top: 0; 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