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McAfee 6.1 manual McAfee Host Intrusion Prevention

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Product Guide

McAfee® Host Intrusion Prevention

version 6.1

McAfee®

System Protection

Industry-leading intrusion prevention solutions

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McAfee 6.1 manual McAfee Host Intrusion Prevention

Contents

McAfee Host Intrusion Prevention Page McAfee Host Intrusion Prevention Copyright Contents IPS Policies General Policies 103 Frequently Asked Questions 160 Writing Custom Signatures 164 IntroducingPrevention Host Intrusion New features What’s new in this releaseChanges from the previous release Audience Using this guideExample ConventionsThis guide uses the following conventions Bold CondensedStandard documentation Getting product informationCustomer Service Professional ServicesContact information IPS feature Basic ConceptsSignature rules Exception rules Behavioral rulesEvents ReactionsFirewall feature Firewall rulesClient firewall rules Application Blocking feature General featureClient application blocking rules Policy management Policy enforcementPolicies and policy categories Policy inheritance and assignment Policy ownershipPolicy assignment locking Preset protection Adaptive and Learn modeDeployment and management Reports Tuning„ Deploy Host Intrusion Prevention clients Using ePolicy OrchestratorEPolicy Orchestrator console EPolicy Orchestrator consoleAssign Policies Policy managementGenerating notifications Installing the Host Intrusion Prevention serverHost Intrusion Prevention operations Assigning owners to policiesViewing and working with client data Deploying Host Intrusion Prevention clientsPlacing clients in Adaptive or Learn mode Policy viewing alerts Configuring policiesActive X control security warning Fine-tuningHelp navigation procedures Using HelpIPS Signature Rules Help in the user interfaceIPS Events/Signatures IPS Exception RulesOverview IPS PoliciesBenefits of Host IPS Host and network IPS signature rulesPreset IPS policies Behavioral rulesBenefits of Network IPS Configuring the IPS Options policy Quick accessTo configure the IPS Options policy Select the needed options Click ApplyTo create a new IPS Options policy IPS Options dialog box appearsConfiguring the IPS Protection policy To create a new IPS Protection policy To configure the IPS Protection policySelect the type of reaction for each severity level IPS Protection dialog box appearsConfiguring the IPS Rules policy To assign IPS Rules policiesTo create a new IPS Rules policy IPS Rules policy details To create an exception Creating exception rulesEditing exception rules You can view and edit details of an existing exceptionTo edit an exception rule Moving exception rules to another policy To disable/enable an exceptionEnabling and disabling exception rules Deleting exception rulesCustom host signatures SignaturesTypes of signatures Host signaturesIPS Rules-Signatures tab Viewing signaturesTo modify the view of signatures To modify default signaturesModifying host and network signatures Creating custom signaturesTo create signatures using the wizard Using the wizard to create signaturesTo create a signature with the standard mode Using the standard mode to create signaturesNew Custom Signature-General tab To edit a custom signature Editing custom signaturesDeleting custom signatures To use Standard Method To use Expert Method11 Application Protection Rules analysis Application Protection Rules12 IPS Rules-Application Protection Rules To create an application protection rule13 New Trusted Application dialog box-General tab Deleting Application Protection Rules IPS EventsEditing Application Protection Rules Enabling and disabling Application Protection RulesTo view IPS events Viewing eventsConfiguring the event view Filtering eventsTo change the event view To hide an event Marking eventsTo mark an event as read To mark an event as unreadHidden Marking similar eventsTo mark similar events „ Agent „ Signatures „ User „ Process „ Severity LevelViewing event details Creating event-based exceptions and trusted applicationsTo view event details To create an event-based trusted application To create an event-based exceptionIPS Client Rules Searching for related exceptionsTo search for a related exception To migrate client rules to an IPS Rules policy Regular ViewAggregated View To aggregate client rulesClick the Aggregate View tab on the IPS Client Rules tab To search for exceptions and manage the list of exceptions Search IPS Exception Rules22 Search IPS Exception Rules tab Firewall Policies HIP 6.1 rules HIP 6.0 rulesState table Stateful packet filteringStateful packet inspection Ordering the firewall rule list How firewall rules workStateful filtering process How stateful filtering worksHow stateful packet inspection works Stateful protocol trackingProtocol Description of handling TCP Firewall rule groups and connection-aware groupsOverview Stateful filtering Firewall Learn and Adaptive modesQuarantine policies and rules Preset Firewall policies Migrating custom 6.0 firewall rules to 6.1 rulesTo migrate rules Learn Configuring the Firewall Options policyTo configure the Firewall Options policy Select For these settings Off McAfee Default„ Select New Policy Create New Policy dialog box appearsConfiguring the Firewall Rules policy Creating new Firewall Rules policiesTo create a Firewall Rules policy Include Local Subnet Automatically selected Server High Select this For this protection Policy Server MediumAdd Policy or Duplicate Policy Viewing and editing firewall rulesDo any of the following To view and edit a firewall ruleSelect the appropriate settings Click OK Creating a new firewall rule or firewall groupTo create a firewall rule Type a name for this group in the Name field To create a new rule groupFirewall Rule Group dialog box appears To create a connection-aware groupDeleting a firewall rule or group To add predefined rulesTo delete a firewall rule or group Viewing firewall client rules To view all firewall client rulesTo modify the view, do any of the following To view details of an aggregated firewall rule To view aggregated firewall client rulesConfiguring the Quarantine Options policy To configure the Quarantine Options policySelect New Policy To create a Quarantine Rules policy Configuring the Quarantine Rules policyQuarantine Rules policy provides access for Creating new Quarantine Rules policiesViewing and editing quarantine rules To view and edit a quarantine ruleClick Properties To delete a quarantine rule or group Creating a new quarantine rule or groupDeleting a quarantine rule or group To create a quarantine ruleApplication creation Application Blocking PoliciesPreset Application Blocking policies Application Blocking feature contains two policy categoriesApplication hooking Configuring the Application Blocking Options policy Select this policy For these settings Off McAfee DefaultTo apply an Application Blocking Options policy Application Blocking Options Configuring the Application Blocking Rules policy Creating new Application Blocking Rules policiesTo create an Application Blocking Rules policy To view and edit an application blocking rule Viewing and editing Application Blocking Rules100 Creating new Application Blocking RulesTo create a new application blocking rule Application Rule dialog box appearsTo view all client application rules Deleting an application blocking ruleViewing application client rules To delete an application blocking ruleTo view details of an aggregated client application rule To view aggregated client application rulesGeneral Policies General feature contains four policy categories Preset General policiesRegular User Configuring Enforce PoliciesConfiguring the Client UI policy To change the policy settingDisconnected User Administrator UserTo configure a Client UI policy Creating and applying a Client UI policy107 Setting passwordsTo create an administrator password Click the Advanced Options tab in the Client UI policy108 To create a time-based password Tray icon controlTo provide tray icon control of Windows UI Configuring the Trusted Networks policy To configure trusted network options110 Include Local Subnet Select To do this AddEdit RemoveTrusted Application tab appears Configuring the Trusted Applications policyCreating and applying Trusted Applications policies To create a new policyTo create a trusted application Creating trusted applicationsDeleting trusted applications To disable/enable a trusted applicationEditing trusted applications Enabling and disabling trusted applications115 MaintenanceFine-tuning a deployment Analyzing IPS eventsFor details on working with client rules, see Creating exception rules and trusted application rulesWorking with client exception rules Creating and applying new policiesPolicy inheritance and assignment Policy maintenance and tasksTo view and reset broken inheritance below a specific node Policies tabClick Copy policy assignments To copy and paste policy assignments of a nodeTo view all policies that have been created To view nodes where a policy is assignedPolicy Catalog Viewing policy informationTo view the settings and owner of a policy To view assignments where policy enforcement is disabledEditing policy information To edit a policy Property Translator Running server tasksDirectory Gateway Event ArchiverSetting up notifications for events How notifications workCreating rules 124 Host Intrusion Prevention notificationsRunning reports Pre-defined reportsReport repository IPS Events Summary by Signature Report content controlHost Intrusion Prevention reports Summary information and detailsIPS Event Summary by Target Network Intrusion Summary by Source IPSignature Filters on platform and signature type Top 10 Attacked Nodes for IPSTop 10 Triggered Signatures Blocked Application SummaryFailed Quarantine Updates Top 10 Blocked ApplicationsInitial View Drill Down Host Name From the Task type list, select Repository Pull Checking in the update packageTo add update packages automatically UpdatingUpdating clients To add update packages manuallyTo run an update task To have a client request an updateWindows client Host Intrusion Prevention ClientSystem tray icon Client console133 To customize client options Setting optionsUnlocking the client interface To unlock the Host Intrusion Prevention interfaceSelect For this Error ReportingTroubleshooting Show tray icon Error ReportingTo set IPS logging options To set Firewall logging optionsSecurity Violations Alerts Intrusion alerts137 Has the Treat rule match as an intrusion option selected To respond to a firewall Learn Mode alertFirewall alerts 138Application Blocking alerts Quarantine alerts Spoof Detected alerts„ The IP address that the traffic pretends to come from 140 IP Spoof Detected Alert dialog box 141142 IPS Policy tabIPS Policy options To customize IPS Policy options143 IPS Policy exception rulesException rules list To edit the exception rules144 Firewall Policy tabFirewall Policy options To customize Firewall Policy optionsFirewall Policy Rules Firewall rules list145 146 Application Policy tabApplication Policy options To customize Application Policy optionsApplication Policy rules Application rules list147 Column What it shows Blocked Hosts tabBlocked Hosts list 148To edit the Blocked Hosts list 149Until removed 150 Application Protection tabApplication Protection list This list shows all monitored processes on the client151 Activity Log tabActivity Log options To customize Activity Log optionsMcAfee Host Intrusion Prevention Options Activity Log list152 Select Create Sniffer Capture...Policy enforcement with the Solaris client TroubleshootingClient installation issues Solaris clientFile/Directory Name Description Client operations issuesRun this command To do this 154To stop a Solaris client To restart a Solaris client155 Policy enforcement with the Linux client Linux clientFile Name Description Verifying the client is running158 Troubleshooting tool159 Run the command hipts agent offTo stop a Linux client To restart a Linux client160 Frequently Asked QuestionsWhat is a policy? What is the McAfee Default policy?161 How do I create an exception based on an IPS Event? How do I view IPS events triggered by clients?How do I find existing policies that match a given profile? How do I create custom signatures for an IPS Policy?164 Writing Custom SignaturesRule Structure Basic structure of a rule is the followingMandatory common sections 165Section Name Value Description Name/domain user name Use of Include and ExcludeOptional common sections Section value variablesUse of the dependencies section Windows IIS Web Server Use of wildcardsUse of environment variables Use of predefined variablesMS SQL Database Server Solaris Apache and iPlanet169 170 This topic describes how to write Windows custom signaturesWindows Custom Signatures Class Files171 GUI name Explanation Advanced DetailsClass Isapi Machine where the client is installed in the manner host Windows Custom Signatures Class Registry 177 Section Values Meaning/remarks Class ServicesGUI Name Explanation Possible Values Windows Custom Signatures 181 This topic describes how to write Solaris custom signaturesSolaris Custom Signatures Class UNIXfileDirective File Source File permission New permission Relevant X directives per sectionAdvanced Details Class UNIXapache183 Solaris Custom Signatures 185 Linux Custom Signatures186 Summary of parameters and directivesList of parameters according to type List of directives according to type187 GlossaryBlocked host 188Console tree 189EPolicy Orchestrator database server 190See also minimal properties 191Inactive agent 192Policy enforcement interval 193Severity level 194SYN flood 195Index Working with clients Signatures, 46 creating, 48 creating custom Firewall policy tab rules List IPS Policy tab Page Mcafee.com