['flow', 'flow', 'flow', 'flow', 'flow', 'flow', 'flow', 'flow', 'flow', 'flow', 'flow', 'flow', 'flow', 'anomaly', 'anomaly', 'http', 'fileinfo', 'http', 'http', 'fileinfo', 'http', 'http', 'http', 'http', 'fileinfo', 'http', 'fileinfo', 'http', 'http', 'http', 'fileinfo', 'http', 'fileinfo', 'http', 'fileinfo', 'http']
src_ip: 172.16.0.1, src_port: 35074, dest_ip: 192.168.10.50, dest_port: 80, event_type: flow, proto: TCP, flow_pkts_toserver: 8, flow_pkts_toclient: 7, flow_bytes_toserver: 1084, flow_bytes_toclient: 2453, flow_age: 237, flow_state: closed, flow_reason: timeout, tcp_tcp_flags: 1f, tcp_tcp_flags_ts: 1f, tcp_tcp_flags_tc: 13, tcp_syn: True, tcp_fin: True, tcp_rst: True, tcp_psh: True, tcp_ack: True, tcp_state: closed ; event_type: flow, proto: TCP, app_proto: http, flow_pkts_toserver: 7, flow_pkts_toclient: 6, flow_bytes_toserver: 820, flow_bytes_toclient: 11999, flow_age: 0, flow_state: closed, flow_reason: timeout, tcp_tcp_flags: 1f, tcp_tcp_flags_ts: 1f, tcp_tcp_flags_tc: 1b, tcp_syn: True, tcp_fin: True, tcp_rst: True, tcp_psh: True, tcp_ack: True, tcp_state: closed ; event_type: flow, proto: TCP, app_proto: http, flow_pkts_toserver: 8, flow_pkts_toclient: 6, flow_bytes_toserver: 859, flow_bytes_toclient: 11999, flow_age: 0, flow_state: closed, flow_reason: timeout, tcp_tcp_flags: 1f, tcp_tcp_flags_ts: 1f, tcp_tcp_flags_tc: 12, tcp_syn: True, tcp_fin: True, tcp_rst: True, tcp_psh: True, tcp_ack: True, tcp_state: closed ; event_type: flow, proto: TCP, app_proto: http, flow_pkts_toserver: 8, flow_pkts_toclient: 5, flow_bytes_toserver: 877, flow_bytes_toclient: 11933, flow_age: 1, flow_state: closed, flow_reason: timeout, tcp_tcp_flags: 1f, tcp_tcp_flags_ts: 1e, tcp_tcp_flags_tc: 1b, tcp_syn: True, tcp_fin: True, tcp_rst: True, tcp_psh: True, tcp_ack: True, tcp_state: closed ; event_type: flow, proto: TCP, app_proto: http, flow_pkts_toserver: 9, flow_pkts_toclient: 7, flow_bytes_toserver: 934, flow_bytes_toclient: 12065, flow_age: 1, flow_state: closed, flow_reason: timeout, tcp_tcp_flags: 1f, tcp_tcp_flags_ts: 1f, tcp_tcp_flags_tc: 12, tcp_syn: True, tcp_fin: True, tcp_rst: True, tcp_psh: True, tcp_ack: True, tcp_state: closed ; event_type: flow, proto: TCP, app_proto: http, flow_pkts_toserver: 9, flow_pkts_toclient: 9, flow_bytes_toserver: 971, flow_bytes_toclient: 12197, flow_age: 2, flow_state: closed, flow_reason: timeout, tcp_tcp_flags: 1f, tcp_tcp_flags_ts: 1f, tcp_tcp_flags_tc: 13, tcp_syn: True, tcp_fin: True, tcp_rst: True, tcp_psh: True, tcp_ack: True, tcp_state: closed ; event_type: flow, proto: TCP, app_proto: http, flow_pkts_toserver: 6, flow_pkts_toclient: 6, flow_bytes_toserver: 753, flow_bytes_toclient: 11999, flow_age: 0, flow_state: closed, flow_reason: timeout, tcp_tcp_flags: 1e, tcp_tcp_flags_ts: 1e, tcp_tcp_flags_tc: 12, tcp_syn: True, tcp_rst: True, tcp_psh: True, tcp_ack: True, tcp_state: closed ; event_type: flow, proto: TCP, app_proto: http, flow_pkts_toserver: 7, flow_pkts_toclient: 6, flow_bytes_toserver: 818, flow_bytes_toclient: 11999, flow_age: 1, flow_state: closed, flow_reason: timeout, tcp_tcp_flags: 1e, tcp_tcp_flags_ts: 1e, tcp_tcp_flags_tc: 12, tcp_syn: True, tcp_rst: True, tcp_psh: True, tcp_ack: True, tcp_state: closed ; event_type: flow, proto: TCP, app_proto: http, flow_pkts_toserver: 9, flow_pkts_toclient: 6, flow_bytes_toserver: 930, flow_bytes_toclient: 11999, flow_age: 1, flow_state: closed, flow_reason: timeout, tcp_tcp_flags: 1f, tcp_tcp_flags_ts: 1f, tcp_tcp_flags_tc: 1b, tcp_syn: True, tcp_fin: True, tcp_rst: True, tcp_psh: True, tcp_ack: True, tcp_state: closed ; event_type: flow, proto: TCP, app_proto: http, flow_pkts_toserver: 7, flow_pkts_toclient: 6, flow_bytes_toserver: 823, flow_bytes_toclient: 11999, flow_age: 0, flow_state: closed, flow_reason: timeout, tcp_tcp_flags: 1e, tcp_tcp_flags_ts: 1e, tcp_tcp_flags_tc: 12, tcp_syn: True, tcp_rst: True, tcp_psh: True, tcp_ack: True, tcp_state: closed ; event_type: flow, proto: TCP, app_proto: http, flow_pkts_toserver: 7, flow_pkts_toclient: 7, flow_bytes_toserver: 800, flow_bytes_toclient: 12065, flow_age: 1, flow_state: closed, flow_reason: timeout, tcp_tcp_flags: 1f, tcp_tcp_flags_ts: 1f, tcp_tcp_flags_tc: 12, tcp_syn: True, tcp_fin: True, tcp_rst: True, tcp_psh: True, tcp_ack: True, tcp_state: closed ; event_type: flow, proto: TCP, app_proto: http, flow_pkts_toserver: 8, flow_pkts_toclient: 7, flow_bytes_toserver: 1170, flow_bytes_toclient: 12065, flow_age: 1, flow_state: closed, flow_reason: timeout, tcp_tcp_flags: 1f, tcp_tcp_flags_ts: 1f, tcp_tcp_flags_tc: 12, tcp_syn: True, tcp_fin: True, tcp_rst: True, tcp_psh: True, tcp_ack: True, tcp_state: closed ; event_type: flow, proto: TCP, app_proto: http, flow_pkts_toserver: 8, flow_pkts_toclient: 4, flow_bytes_toserver: 882, flow_bytes_toclient: 3797, flow_age: 99, flow_state: closed, flow_reason: timeout, tcp_tcp_flags: 1f, tcp_tcp_flags_ts: 1e, tcp_tcp_flags_tc: 13, tcp_syn: True, tcp_fin: True, tcp_rst: True, tcp_psh: True, tcp_ack: True, tcp_state: closed ; event_type: anomaly, proto: TCP, tx_id: 1, anomaly_app_proto: http, anomaly_type: applayer, anomaly_event: UNABLE_TO_MATCH_RESPONSE_TO_REQUEST, anomaly_layer: proto_parser ; event_type: anomaly, proto: TCP, tx_id: 1, anomaly_app_proto: http, anomaly_type: applayer, anomaly_event: UNABLE_TO_MATCH_RESPONSE_TO_REQUEST, anomaly_layer: proto_parser ; event_type: http, proto: TCP, tx_id: 0, http_hostname: 205.174.165.68, http_url: /?EAG=RNWQAZCIQ, http_http_user_agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US) AppleWebKit/532.1 (KHTML, like Gecko) Chrome/4.0.219.6 Safari/532.1, http_http_content_type: text/html, http_http_refer: http://205.174.165.68/ASFOXGYIVZ, http_http_method: GET, http_protocol: HTTP/1.1, http_status: 200, http_length: 1174 ; event_type: fileinfo, proto: TCP, http_hostname: 205.174.165.68, http_url: /?EAG=RNWQAZCIQ, http_http_user_agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US) AppleWebKit/532.1 (KHTML, like Gecko) Chrome/4.0.219.6 Safari/532.1, http_http_content_type: text/html, http_http_refer: http://205.174.165.68/ASFOXGYIVZ, http_http_method: GET, http_protocol: HTTP/1.1, http_status: 200, http_length: 1174, app_proto: http, fileinfo_filename: /, fileinfo_gaps: False, fileinfo_state: TRUNCATED, fileinfo_stored: False, fileinfo_size: 1174, fileinfo_tx_id: 0 ; event_type: http, proto: TCP, tx_id: 0, http_hostname: 205.174.165.68, http_url: /?HNPM=BWG, http_http_user_agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.3) Gecko/20090913 Firefox/3.5.3, http_http_refer: http://engadget.search.aol.com/search?q=QIYTPQBGC, http_http_method: GET, http_protocol: HTTP/1.1, http_length: 0 ; event_type: http, proto: TCP, tx_id: 0, http_hostname: 205.174.165.68, http_url: /?HIBSNKZ=MLGRGFQQV, http_http_user_agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.2; Win64; x64; Trident/4.0), http_http_content_type: text/html, http_http_refer: http://engadget.search.aol.com/search?q=BNBYIGC, http_http_method: GET, http_protocol: HTTP/1.1, http_status: 200, http_length: 11321 ; event_type: fileinfo, proto: TCP, http_hostname: 205.174.165.68, http_url: /?HIBSNKZ=MLGRGFQQV, http_http_user_agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.2; Win64; x64; Trident/4.0), http_http_content_type: text/html, http_http_refer: http://engadget.search.aol.com/search?q=BNBYIGC, http_http_method: GET, http_protocol: HTTP/1.1, http_status: 200, http_length: 11321, app_proto: http, fileinfo_filename: /, fileinfo_gaps: True, fileinfo_state: TRUNCATED, fileinfo_stored: False, fileinfo_size: 11321, fileinfo_tx_id: 0 ; event_type: http, proto: TCP, tx_id: 0, http_hostname: 205.174.165.68, http_url: /?SALBCNHJL=ZAATNXRTY, http_http_user_agent: Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.1.1) Gecko/20090718 Firefox/3.5.1, http_http_refer: http://www.google.com/?q=FHYRAQUQ, http_http_method: GET, http_protocol: HTTP/1.1, http_length: 0 ; event_type: http, proto: TCP, tx_id: 0, http_hostname: 205.174.165.68, http_url: /?XXPDIKJSAJ=FAQBVYCS, http_http_user_agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; WOW64; Trident/4.0; SLCC2; .NET CLR 2.0.50727; InfoPath.2), http_http_refer: http://engadget.search.aol.com/search?q=KZTDOSUMF, http_http_method: GET, http_protocol: HTTP/1.1, http_length: 0 ; event_type: http, proto: TCP, tx_id: 0, http_hostname: 205.174.165.68, http_url: /?ONABHTA=AUTNFEEFBL, http_http_user_agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.3) Gecko/20090913 Firefox/3.5.3, http_http_content_type: text/html, http_http_refer: http://www.usatoday.com/search/results?q=ZYRGJL, http_http_method: GET, http_protocol: HTTP/1.1, http_status: 200, http_length: 8414 ; event_type: http, proto: TCP, tx_id: 1, http_http_port: 0, http_url: /libhtp::request_uri_not_seen, http_length: 1422 ; event_type: fileinfo, proto: TCP, http_hostname: 205.174.165.68, http_url: /?ONABHTA=AUTNFEEFBL, http_http_user_agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.3) Gecko/20090913 Firefox/3.5.3, http_http_content_type: text/html, http_http_refer: http://www.usatoday.com/search/results?q=ZYRGJL, http_http_method: GET, http_protocol: HTTP/1.1, http_status: 200, http_length: 8414, app_proto: http, fileinfo_filename: /, fileinfo_gaps: True, fileinfo_state: TRUNCATED, fileinfo_stored: False, fileinfo_size: 8414, fileinfo_tx_id: 0 ; event_type: http, proto: TCP, tx_id: 0, http_hostname: 205.174.165.68, http_url: /?RBZBAA=ADAAZ, http_http_user_agent: Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.1.1) Gecko/20090718 Firefox/3.5.1, http_http_content_type: text/html, http_http_refer: http://www.usatoday.com/search/results?q=OCBTY, http_http_method: GET, http_protocol: HTTP/1.1, http_status: 200, http_length: 8414 ; event_type: fileinfo, proto: TCP, http_hostname: 205.174.165.68, http_url: /?RBZBAA=ADAAZ, http_http_user_agent: Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.1.1) Gecko/20090718 Firefox/3.5.1, http_http_content_type: text/html, http_http_refer: http://www.usatoday.com/search/results?q=OCBTY, http_http_method: GET, http_protocol: HTTP/1.1, http_status: 200, http_length: 8414, app_proto: http, fileinfo_filename: /, fileinfo_gaps: True, fileinfo_state: TRUNCATED, fileinfo_stored: False, fileinfo_size: 8414, fileinfo_tx_id: 0 ; event_type: http, proto: TCP, tx_id: 0, http_hostname: 205.174.165.68, http_url: /?CDVILJ=NGDTZUKJF, http_http_user_agent: Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.1.1) Gecko/20090718 Firefox/3.5.1, http_http_refer: http://www.usatoday.com/search/results?q=PXQWS, http_http_method: GET, http_protocol: HTTP/1.1, http_length: 0 ; event_type: http, proto: TCP, tx_id: 0, http_hostname: 205.174.165.68, http_url: /?WDSALS=AFURKPLPVB, http_http_user_agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; WOW64; Trident/4.0; SLCC2; .NET CLR 2.0.50727; InfoPath.2), http_http_content_type: text/html, http_http_refer: http://205.174.165.68/QULXFFJOI, http_http_method: GET, http_protocol: HTTP/1.1, http_status: 200, http_length: 6966 ; event_type: http, proto: TCP, tx_id: 1, http_http_port: 0, http_url: /libhtp::request_uri_not_seen, http_length: 1442 ; event_type: fileinfo, proto: TCP, http_hostname: 205.174.165.68, http_url: /?WDSALS=AFURKPLPVB, http_http_user_agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; WOW64; Trident/4.0; SLCC2; .NET CLR 2.0.50727; InfoPath.2), http_http_content_type: text/html, http_http_refer: http://205.174.165.68/QULXFFJOI, http_http_method: GET, http_protocol: HTTP/1.1, http_status: 200, http_length: 6966, app_proto: http, fileinfo_filename: /, fileinfo_gaps: True, fileinfo_state: TRUNCATED, fileinfo_stored: False, fileinfo_size: 6966, fileinfo_tx_id: 0 ; event_type: http, proto: TCP, tx_id: 0, http_hostname: 205.174.165.68, http_url: /?MAGFHYPHQ=QFNUOYSHK, http_http_user_agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.2; Win64; x64; Trident/4.0), http_http_content_type: text/html, http_http_refer: http://www.usatoday.com/search/results?q=FGDYE, http_http_method: GET, http_protocol: HTTP/1.1, http_status: 200, http_length: 1174 ; event_type: fileinfo, proto: TCP, http_hostname: 205.174.165.68, http_url: /?MAGFHYPHQ=QFNUOYSHK, http_http_user_agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.2; Win64; x64; Trident/4.0), http_http_content_type: text/html, http_http_refer: http://www.usatoday.com/search/results?q=FGDYE, http_http_method: GET, http_protocol: HTTP/1.1, http_status: 200, http_length: 1174, app_proto: http, fileinfo_filename: /, fileinfo_gaps: False, fileinfo_state: TRUNCATED, fileinfo_stored: False, fileinfo_size: 1174, fileinfo_tx_id: 0 ; event_type: http, proto: TCP, tx_id: 0, http_hostname: 205.174.165.68, http_url: /?TGTBF=PZMAZW, http_http_user_agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.2; Win64; x64; Trident/4.0), http_http_content_type: text/html, http_http_refer: http://www.google.com/?q=EMMZPRCUO, http_http_method: GET, http_protocol: HTTP/1.1, http_status: 200, http_length: 1174 ; event_type: fileinfo, proto: TCP, http_hostname: 205.174.165.68, http_url: /?TGTBF=PZMAZW, http_http_user_agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.2; Win64; x64; Trident/4.0), http_http_content_type: text/html, http_http_refer: http://www.google.com/?q=EMMZPRCUO, http_http_method: GET, http_protocol: HTTP/1.1, http_status: 200, http_length: 1174, app_proto: http, fileinfo_filename: /, fileinfo_gaps: False, fileinfo_state: CLOSED, fileinfo_stored: False, fileinfo_size: 1174, fileinfo_tx_id: 0 ; event_type: http, proto: TCP, tx_id: 0, http_hostname: 205.174.165.68, http_url: /?21OSgT4Svm=n1x0XaVrtAugU&alYj=M5cYmVhYh65&VBbG3=2U7p6, http_http_user_agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 11_2_1) Gecko/20012203 Firefox/13.0, http_http_method: GET, http_protocol: HTTP/1.1, http_length: 0
The network event indicates a DoS Slowhttptest. DoS Slowhttptest attacks involve sending partial HTTP requests at a slow rate to keep connections open. Typically, the logs show multiple connections with minimal data exchange and prolonged open states, aiming to exhaust the target server's resources. Additionally, the logs contain multiple `anomaly` events indicating `APPLAYER_DETECT_PROTOCOL_ONLY_ONE_DIRECTION` and `UNABLE_TO_MATCH_RESPONSE_TO_REQUEST`, which is consistent with incomplete HTTP requests. These characteristics align with the behavior of DoS Slowhttptest attacks, which aim to overwhelm the server by keeping numerous connections open with partial and incomplete requests.
classification: Attack
justification: The network event indicates a DoS Slowhttptest. DoS Slowhttptest attacks involve sending partial HTTP requests at a slow rate to keep connections open. Typically, the logs show multiple connections with minimal data exchange and prolonged open states, aiming to exhaust the target server's resources. Additionally, the logs contain multiple `anomaly` events indicating `APPLAYER_DETECT_PROTOCOL_ONLY_ONE_DIRECTION` and `UNABLE_TO_MATCH_RESPONSE_TO_REQUEST`, which is consistent with incomplete HTTP requests. These characteristics align with the behavior of DoS Slowhttptest attacks, which aim to overwhelm the server by keeping numerous connections open with partial and incomplete requests.