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4.1.5 spadeÄ£¿é\r\nSPADEÊÇͳ¼Æ°üÒ쳣̽²âÒýÇæµÄËõд£¬Äã¿ÉÒÔÔÚhttp://www.silicondefense.com/so ... ÞÖµÀ´±¨¸æÒì³£Çé¿ö¡£\r\nÒª¼ÇסSPADE¶ÔϵͳµÄÒªÇó±È½Ï¸ß£¬ÓÈÆäÊÇÔڸ߸ººÉµÄÍøÂçÉÏ£¬Òò´ËҪСÐÄʹÓá£\r\n4.1.6 ARPÆÛÆ­\r\nARPÓÃÀ´»ñµÃij¸öIPµØÖ·Ïà¹ØµÄMACµØÖ·¡£\r\nARPЭÒéÒ²±»ºÜ¶àÈËÓÃÀ´¹¥»÷£¬Ì½²âºÍÆÛÆ­¡£ARPÆÛÆ­¿ÉÒÔ½«µ½Ä³¸öÖ÷»úµÄͨÐÅÖض¨Ïòµ½±ðµÄµØ·½¡£\r\nArpspoofÔ¤´¦ÀíÆ÷ÓÃÀ´Ì½²âARP°üÖеÄÒì³££¬Ëü¿ÉÒÔ×öÒÔϵÄÊÂÇ飺\r\n¶ÔÓÚËùÓеÄARPÇëÇó£¬Èç¹ûÔ´MACµØÖ·Óë·¢ËÍÕßµÄMACµØÖ·²»Í¬£¬¾Í²úÉú¸æ¾¯¡£\r\n¶ÔÓÚAPR»ØÓ¦°ü£¬Èç¹ûÔ´MACµØÖ·Óë·¢ËÍÕßµÄMACµØÖ·²»Í¬£¬»òÄ¿µÄMACµØÖ·Óë½ÓÊÕÕßµÄMACµØÖ·²»Í¬£¬¾Í»á²úÉú¸æ¾¯¡£\r\n¶ÔÓÚµ¥²¥ARPÇëÇó£¬ÈôÄ¿µÄMAC²»Êǹ㲥µØÖ·(FF:FF:FF:FF:FF:FF)£¬¾Í²úÉú¸æ¾¯¡£ÎªÁËʵÏÖÕâ¸ö¹¦ÄÜ£¬ÄãÐèÒªÔÚsnort.confÖмÓÈëÕâÑùÒ»ÐУºas ¡°preprocessor arpspoof: -unicast¡±¡£\r\nÄã¿ÉÒÔÔÚSnortÄÚ²¿»º´æÖÐÔ¤ÏÈ´æ·ÅMAC-IPÓ³Éä¶Ô£¬Èç¹ûÓöµ½²»Æ¥Å䣬ϵͳ¾Í»á²úÉú¸æ¾¯¡£\r\nÏÂÃæµÄÒ»ÐÐÌí¼ÓÒ»¸öIP-MAC¶Ô£¬¿ÉÒÔÓÃÀ´Ì½²âARPÆÛÆ­µÄÆóͼ¡£\r\npreprocessor arpspoof_detect_host: 192.168.1.13 \\\r\n34:45:fd:3e:a2:01

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4.2Êä³öÄ£¿é\r\n\r\nÊä³öÄ£¿éÓÃÀ´¿ØÖÆSnort̽²âÒýÇæµÄÊä³ö£¬Äã¿ÉÒÔ½«Êä³öµÄÐÅÏ¢Ë͵½¸÷ÖÖÄ¿±ê¡£±ÈÈ磺\r\nÊý¾Ý¿â\r\nSMBµ¯³ö´°¿Ú\r\nϵͳÈÕÖ¾\r\nXML»òÕßCSVÎļþ¡£\r\n\r\nÔÚsnort.confÖÐÅäÖÃÊä³öÄ£¿éµÄÃüÁî´óÌåÈçÏÂËùʾ£º\r\noutput <module_name>[: arguments]\r\n±ÈÈçÄãÏ£Íû½«ÐÅÏ¢¼Ç¼µ½ÃûΪsnortµÄMySQLÊý¾Ý¿â£¬¿ÉÒÔ²ÉÓÃÈçϵÄÅäÖãº\r\noutput database: log, mysql, user=rr password=rr \\\r\ndbname=snort host=localhost\r\nÒ»µ©ÄãÔÚÅäÖÃÊä³öÄ£¿é¼ÓÈëÉÏÃæ×ÅÒ»ÐУ¬ËùÓеĸ澯¶¼Ë͵½MySQLÊý¾Ý¿âÖУ¬ÔÚÈÕÖ¾ÎļþÖоͲ»»á³öÏÖÁË£¬Ò²ÓÐһЩ·½·¨¿ÉÒÔ½«¸æ¾¯Ë͵½²»Í¬µÄÄ¿±ê¡£\r\n\r\nÏÂÃæµÄÀý×ÓÊǽ«SMBµ¯³ö´°¿ÚË͵½workstation.listÎļþÖÐÁоٵÄÖ÷»úÉÏ£º\r\noutput alert_smb: workstation.list\r\nÓÐʱºòÄã¿ÉÄÜÐèÒª½«¸æ¾¯·¢µ½¶àÖÖÄ¿±ê£¬ÄÇôÓÃruletype¹Ø¼ü×Ö×Ô¶¨Ò嶯×÷ʱһ¸öºÃÖ÷Òâ¡£ÀýÈ磬ÏÂÃæÔ¥¾ç¶¨ÒåÁËÒ»¸ö¶¯×÷£¬½«¸æ¾¯Í¬Ê±·¢Ë͵½Êý¾Ý¿âºÍSMBµ¯³ö´°¿Ú¡£\r\nruletype smb_db_alert\r\n{\r\ntype alert\r\noutput alert_smb: workstation.list\r\noutput database: log, mysql, user=rr password=rr \\\r\ndbname=snort host=localhost\r\n}\r\nÏÂÃæµÄ¹æÔòÓ¦ÓÃÁËÉÏÃæµÄ×Ô¶¨Ò嶯×÷¡£

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4.2.5 log_tcpdumpÄ£¿é\r\nÕâ¸öÄ£¿éÓÃÀ´½«¸æ¾¯Êý¾Ý´æ·ÅΪtcpdump¸ñʽ£¬ÕâÖÖ·½·¨±ãÓڸ߸ººÉÍøÂçÖÐÌá¸ß·ÖÎöÊý¾ÝµÄËٶȡ£ÏÂÃæÊÇÅäÖøñʽ£º\r\noutput log_tcpdump: <filename>\r\nÏÂÃæÊÇÒ»¸öʾÀý£º\r\noutput log_tcpdump: /var/log/snort/snort_tcpdump.log\r\n4.2.6 XMLÊä³öÄ£¿é\r\nSnort¿ÉÒÔÓÃSNML£¨Simple Network Modeling Language£©À´Êä³ö¸æ¾¯ÒÔ±ã»ùÓÚXMLµÄ½âÊÍÆ÷»òä¯ÀÀÆ÷ÔĶÁ¡£\r\nͨ¹ýÕâ¸ö²å¼þ£¬Äã¿ÉÒÔ½«XMLÊý¾Ý´æ·ÅÔÚ±¾µØ»úÆ÷ÉÏ»òÕßͨ¹ýHTTP¼°HTTPЭÒé´«Ë͵½Web·þÎñÆ÷ÉÏ¡£\r\nXMLÊä³öÄ£¿éµÄ»ù±¾Ó÷¨ÈçÏ£º\r\noutput xml: [log | alert], [parameter list]\r\nÄã¿ÉÒÔÑ¡ÔñÓÃXML¼Ç¼¸æ¾¯»òÕßÈÕÖ¾£¬ÆäËûµÄ²ÎÊýÈçϱíËùʾ£º\r\n \r\n²ÎÊý        ÃèÊö           \r\nFile        ½«Êý¾Ý´¢´æµ½XMLÎļþÖР          \r\nProtocol        ½«ÐÅÏ¢¼Ç¼µ½ÆäËû»úÆ÷ÉÏÓõÄЭÒéÈçHTTP£¬HTTPS¡£           \r\nHost        ¼Ç¼ÐÅÏ¢µÄÔ¶³ÌÖ÷»ú           \r\nPort        ¼Ç¼ÐÅÏ¢µÄÔ¶³ÌÖ÷»úµÄ¶Ë¿Ú           \r\nCert        HttpsÓõ½µÄÖ¤Êé           \r\nKey        ¿Í»§¶Ë˽Կ           \r\nCa        ÈÏÖ¤Ö¤ÊéµÄ·þÎñÆ÷           \r\nServer        X.509Ö¤ÊéµÄCN

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4.2.6.1Àý×Ó\r\n½«ÈÕÖ¾¼Ç¼µ½±¾µØÖ÷»úÉϵÄÎļþ¡°xmlout¡±£º\r\noutput xml: log, file=xmlout\r\nÎļþÃû×Ö»áÌí¼Óʱ¼äºÍÈÕÆÚ×÷Ϊºó׺£¬ÕâÑùµÄÄ¿µÄÊÇΪ¶à¸öSnort½ø³Ì·þÎñ¡£\r\n\r\n½«ÈÕÖ¾¼Ç¼ÓÃHTTPЭÒéµ½snort.conformix.comµÄxmloutÎļþÉÏ£º\r\noutput xml: alert, protocol=http \\\r\nhost=snort.conformix.com file=xmlout\r\n½«ÈÕÖ¾¼Ç¼ÓÃHTTPSЭÒéµ½snort.conformix.comµÄxmloutÎļþÉÏ£º\r\noutput xml: alert, protocol=https \\\r\nhost=snort.conformix.com file=xmlout cert=conformix.crt \\\r\nkey=conformix.pem ca=ca.crt server=Conformix_server\r\n½«ÈÕÖ¾¼Ç¼µ½¼àÌý5555¶Ë¿ÚµÄTCP·þÎñÆ÷snort.conformix.comÉÏ£º\r\noutput xml: alert, protocol=tcp \\\r\nhost=snort.conformix.com port=5555\r\nµäÐ͵ÄÊä³öXMLÎļþÈçÏ£º\r\n<?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n<!DOCTYPE snort-message-version-0.2>\r\n<file>\r\n<event version=\"1.0\">\r\n<sensor encoding=\"hex\" detail=\"full\">\r\n<interface>eth0</interface>\r\n<ipaddr version=\"4\">192.168.1.2</ipaddr>\r\n<hostname>conformix.conformix.net</hostname>\r\n</sensor>\r\n<signature>ICMP Packet with TTL=100</signature>\r\n<timestamp>2002-07-23 17:48:31-04</timestamp>\r\n<packet>\r\n<iphdr saddr=\"192.168.1.100\" daddr=\"192.168.1.2\" proto=\"1\" ver=\"4\"\r\nhlen=\"5\" len=\"60\" id=\"37123\" ttl=\"100\" csum=\"519\">\r\n<icmphdr type=\"8\" code=\"0\" csum=\"23612\">\r\n<data>6162636465666768696A6B6C6D6E6F7071727374757677616263646566676869</data>\r\n</icmphdr>\r\n</iphdr>\r\n</packet>\r\n</event>\r\n</file>
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