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Feature #2903 » bruteforce.txt

Radomír Orkáč, 10/17/2016 09:58 PM

 
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"filter": {"$and": [{"Category" : "Attempt.Login"}, {"Description": {"$eq": "BlockList.de: IP reported as having run attacks on Joomlas, Wordpress and other Web-Logins with Brute-Force Logins"}}, {"Description": {"$eq": "Web form authentication attack"}}]}
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!!! 'Attempt.Login:Test_+++_External:Relay_+++_*__+++_BlockList_x_IP_reported_as_having_run_attacks_on_Joomlas,_Wordpress_and_other_Web-Logins_with_Brute-Force_Logins': 6395,
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!!! 'Attempt.Login:Test_+++_Relay_+++_*__+++_Web_form_authentication_attack': 29,
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LABEL_CZ: Pokus o útok proti webovému serveru 
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LABEL_EN: Web form authentication attack 
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SEVERITY: 2 (Za středně nebezpečné považujeme (útoky na SSH a RDP))
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URL: https://csirt.cesnet.cz/cs/services 
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### Nic hmatatelneho, nejlepe "Target.Proto": "http" 
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    'Category': ['Attempt.Login', 'Test'],
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    'Confidence': 1,
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    'Description': 'BlockList.de: IP reported as having run attacks on '
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                   'Joomlas, Wordpress and other Web-Logins with Brute-Force '
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                   'Logins',
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    'DetectTime': b'\xdb4-\xc1\x00\x00\x00\x00',
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    'Format': 'IDEA0',
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    'ID': '69412746-46da-4446-97ea-f64bf93eff39',
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    'Node': [   {'Name': 'cz.cesnet.mentat.warden_filer', 'Type': ['Relay']},
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                {   'AggrWin': '00:05:00',
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                    'Name': 'cz.cesnet.supplier.intelmq',
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                    'SW': ['IntelMQ'],
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                    'Type': ['Relay', 'External']}],
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    'Source': [   {   'IP4': [   {   'ip': b'[\xc8\x0cN',
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                                     'max': b'[\xc8\x0cN',
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                                     'min': b'[\xc8\x0cN'}]}],
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    '_CESNET': {'StorageTime': 1468641099},
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    '_id': '69412746-46da-4446-97ea-f64bf93eff39',
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### Podobne... nejlepe doplnit: "Target.Proto": "http" 
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    "Category": [
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        "Attempt.Login",
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        "Test"
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    ],
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    "Description": "Web form authentication attack",
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    "DetectTime": "2016-06-12 13:45:00Z",
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    "EventTime": "2016-06-12 13:44:14Z",
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    "Format": "IDEA0",
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    "ID": "b8d4cfe7-c240-4636-8ed3-7950e2dbf527",
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    "Node": [
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        {
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            "Name": "cz.cesnet.mentat.warden_filer",
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            "Type": [
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                "Relay"
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            ]
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        },
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        {
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            "Name": "org.liberouter.collector_invea.flowmonads",
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            "Type": [
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                "Relay"
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            ]
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        }
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    ],
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    "Target": [
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        {
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            "IP4": [
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                "95.67.12.67"
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            ],
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            "Port": [
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                80
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            ],
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            "Proto": [
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                "TCP"
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            ]
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        }
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    ],
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# -----------------------
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TEST: "filter": {"$and": [{"Category" : "Attempt.Login"}, {"Target.Port" : 3389}, {"Description": {"$ne": "Multiple unsuccessful login attempts on MS-WBT-SERVER"}}, {"Description": {"$ne": "RDP attack"}}]}
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FILTER: "filter": {"$and": [{"Category" : "Attempt.Login"}, {"Target.Port" : 3389}]}
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OK !!! 'Attempt.Login:Test_+++_Flow:Statistical_+++_*__+++_Multiple_unsuccessful_login_attempts_on_MS-WBT-SERVER': 186332,
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OK !!! 'Attempt.Login:Test_+++_Relay_+++_*__+++_RDP_attack': 31,
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LABEL_CZ: Pokus o neoprávněné připojení k RDP serveru
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LABEL_EN: Unauthorized attempts to connect to the RDP server 
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SEVERITY: 2 (Za středně nebezpečné považujeme (útoky na SSH a RDP))
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URL: https://csirt.cesnet.cz/cs/services 
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TEST: "filter": {"$and": [{"Category" : "Attempt.Login"}, {"Target.Proto" : "telnet"}, {"Description": {"$ne": "Multiple unsuccessful login attempts on TELNET"}}]}
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FILTER: "filter": {"$and": [{"Category" : "Attempt.Login"}, {"Target.Proto" : "telnet"}]}
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!!! 'Attempt.Login:Test_+++_Flow:Statistical_+++_*__+++_Multiple_unsuccessful_login_attempts_on_TELNET': 509505,
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LABEL_CZ: Pokus o neoprávněné připojení k TELNET serveru
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LABEL_EN: Unauthorized attempts to connect to the TELNET server 
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SEVERITY: 2 (Za středně nebezpečné považujeme (útoky na SSH a RDP))
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URL: https://csirt.cesnet.cz/cs/services 
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TEST: "filter": {"$and": [{"Category" : "Attempt.Login"}, {"Target.Proto" : {"$ne": "ssh"}}, {"Source.Proto" : "ssh"}, {"Description": {"$ne": "Bruteforce"}}]}
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FILTER: "filter": {"$and": [{"Category" : "Attempt.Login"}, {"Target.Proto" : {"$ne": "ssh"}}, {"Source.Proto" : "ssh"}]}
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OK !!! 'Attempt.Login_+++_External_+++_*__+++_Bruteforce': 161, 
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LABEL_CZ: Pokus o neoprávněné připojení k SSH serveru
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LABEL_EN: Unauthorized attempts to connect to the SSH server 
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SEVERITY: 2 (Za středně nebezpečné považujeme (útoky na SSH a RDP))
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URL: https://csirt.cesnet.cz/cs/services 
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TEST: "filter": {"$and": [{"Category" : "Attempt.Login"}, {"Target.Proto" : "ssh"}, {"Description": {"$ne": "Multiple unsuccessful login attempts on SSH"}}, {"Description": {"$ne": "SSH dictionary/bruteforce attack"}}, {"Note": {"$ne": "SSH login attempt"}}, {"Description": {"$ne": "SSH attack"}}]} 
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FILTER: "filter": {"$and": [{"Category" : "Attempt.Login"}, {"Target.Proto" : "ssh"}]}
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OK !!! 'Attempt.Login_+++_*__+++_*__+++_*': 29, Ukazka spada (overeno!) pod SSH bruteforce... "Note: SSH login attempt"
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OK !!! 'Attempt.Login_+++_Flow:Statistical_+++_*__+++_SSH_dictionary_bruteforce_attack': 189255,
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OK !!! 'Attempt.Login:Test_+++_Relay_+++_*__+++_SSH_attack': 44,
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OK !!! 'Attempt.Login:Test_+++_Flow:Statistical_+++_*__+++_SSH_dictionary_bruteforce_attack': 35849,
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OK !!! 'Attempt.Login:Test_+++_Flow:Statistical_+++_*__+++_Multiple_unsuccessful_login_attempts_on_SSH': 474101,
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LABEL_CZ: Pokus o neoprávněné připojení k SSH serveru
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LABEL_EN: Unauthorized attempts to connect to the SSH server 
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SEVERITY: 2 (Za středně nebezpečné považujeme (útoky na SSH a RDP))
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URL: https://csirt.cesnet.cz/cs/services 
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