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vsftpd: implement 3-tier bruteforce detection with impossible travel #1568

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47 changes: 29 additions & 18 deletions .tests/vsftpd-bf/scenario.assert
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@@ -1,46 +1,57 @@
len(results) == 1
"93.24.101.89" in results[0].Overflow.GetSources()
results[0].Overflow.Sources["93.24.101.89"].IP == "93.24.101.89"
results[0].Overflow.Sources["93.24.101.89"].Range == ""
results[0].Overflow.Sources["93.24.101.89"].GetScope() == "Ip"
results[0].Overflow.Sources["93.24.101.89"].GetValue() == "93.24.101.89"
results[0].Overflow.Alert.Events[0].GetMeta("datasource_path") == "vsftpd-bf.log"
"192.168.1.100" in results[0].Overflow.GetSources()
results[0].Overflow.Sources["192.168.1.100"].IP == "192.168.1.100"
results[0].Overflow.Sources["192.168.1.100"].Range == ""
results[0].Overflow.Sources["192.168.1.100"].GetScope() == "Ip"
results[0].Overflow.Sources["192.168.1.100"].GetValue() == "192.168.1.100"
basename(results[0].Overflow.Alert.Events[0].GetMeta("datasource_path")) == "vsftpd-bf.log"
results[0].Overflow.Alert.Events[0].GetMeta("datasource_type") == "file"
results[0].Overflow.Alert.Events[0].GetMeta("log_type") == "ftp_failed_auth"
results[0].Overflow.Alert.Events[0].GetMeta("program") == "vsftpd"
results[0].Overflow.Alert.Events[0].GetMeta("source_ip") == "93.24.101.89"
results[0].Overflow.Alert.Events[0].GetMeta("service") == "ftp"
results[0].Overflow.Alert.Events[0].GetMeta("source_ip") == "192.168.1.100"
results[0].Overflow.Alert.Events[0].GetMeta("timestamp") == "2020-06-08T12:08:53Z"
results[0].Overflow.Alert.Events[0].GetMeta("user") == "user"
results[0].Overflow.Alert.Events[1].GetMeta("datasource_path") == "vsftpd-bf.log"
basename(results[0].Overflow.Alert.Events[1].GetMeta("datasource_path")) == "vsftpd-bf.log"
results[0].Overflow.Alert.Events[1].GetMeta("datasource_type") == "file"
results[0].Overflow.Alert.Events[1].GetMeta("log_type") == "ftp_failed_auth"
results[0].Overflow.Alert.Events[1].GetMeta("program") == "vsftpd"
results[0].Overflow.Alert.Events[1].GetMeta("source_ip") == "93.24.101.89"
results[0].Overflow.Alert.Events[1].GetMeta("service") == "ftp"
results[0].Overflow.Alert.Events[1].GetMeta("source_ip") == "192.168.1.100"
results[0].Overflow.Alert.Events[1].GetMeta("timestamp") == "2020-06-08T12:08:53Z"
results[0].Overflow.Alert.Events[1].GetMeta("user") == "user"
results[0].Overflow.Alert.Events[2].GetMeta("datasource_path") == "vsftpd-bf.log"
basename(results[0].Overflow.Alert.Events[2].GetMeta("datasource_path")) == "vsftpd-bf.log"
results[0].Overflow.Alert.Events[2].GetMeta("datasource_type") == "file"
results[0].Overflow.Alert.Events[2].GetMeta("log_type") == "ftp_failed_auth"
results[0].Overflow.Alert.Events[2].GetMeta("program") == "vsftpd"
results[0].Overflow.Alert.Events[2].GetMeta("source_ip") == "93.24.101.89"
results[0].Overflow.Alert.Events[2].GetMeta("service") == "ftp"
results[0].Overflow.Alert.Events[2].GetMeta("source_ip") == "192.168.1.100"
results[0].Overflow.Alert.Events[2].GetMeta("timestamp") == "2020-06-08T12:08:54Z"
results[0].Overflow.Alert.Events[2].GetMeta("user") == "user"
results[0].Overflow.Alert.Events[3].GetMeta("datasource_path") == "vsftpd-bf.log"
basename(results[0].Overflow.Alert.Events[3].GetMeta("datasource_path")) == "vsftpd-bf.log"
results[0].Overflow.Alert.Events[3].GetMeta("datasource_type") == "file"
results[0].Overflow.Alert.Events[3].GetMeta("log_type") == "ftp_failed_auth"
results[0].Overflow.Alert.Events[3].GetMeta("program") == "vsftpd"
results[0].Overflow.Alert.Events[3].GetMeta("source_ip") == "93.24.101.89"
results[0].Overflow.Alert.Events[3].GetMeta("service") == "ftp"
results[0].Overflow.Alert.Events[3].GetMeta("source_ip") == "192.168.1.100"
results[0].Overflow.Alert.Events[3].GetMeta("timestamp") == "2020-06-08T12:08:54Z"
results[0].Overflow.Alert.Events[3].GetMeta("user") == "user"
results[0].Overflow.Alert.Events[4].GetMeta("datasource_path") == "vsftpd-bf.log"
basename(results[0].Overflow.Alert.Events[4].GetMeta("datasource_path")) == "vsftpd-bf.log"
results[0].Overflow.Alert.Events[4].GetMeta("datasource_type") == "file"
results[0].Overflow.Alert.Events[4].GetMeta("log_type") == "ftp_failed_auth"
results[0].Overflow.Alert.Events[4].GetMeta("program") == "vsftpd"
results[0].Overflow.Alert.Events[4].GetMeta("source_ip") == "93.24.101.89"
results[0].Overflow.Alert.Events[4].GetMeta("service") == "ftp"
results[0].Overflow.Alert.Events[4].GetMeta("source_ip") == "192.168.1.100"
results[0].Overflow.Alert.Events[4].GetMeta("timestamp") == "2020-06-08T12:08:55Z"
results[0].Overflow.Alert.Events[4].GetMeta("user") == "user"
results[0].Overflow.Alert.Events[5].GetMeta("datasource_path") == "vsftpd-bf.log"
basename(results[0].Overflow.Alert.Events[5].GetMeta("datasource_path")) == "vsftpd-bf.log"
results[0].Overflow.Alert.Events[5].GetMeta("datasource_type") == "file"
results[0].Overflow.Alert.Events[5].GetMeta("log_type") == "ftp_failed_auth"
results[0].Overflow.Alert.Events[5].GetMeta("program") == "vsftpd"
results[0].Overflow.Alert.Events[5].GetMeta("source_ip") == "93.24.101.89"
results[0].Overflow.Alert.Events[5].GetMeta("service") == "ftp"
results[0].Overflow.Alert.Events[5].GetMeta("source_ip") == "192.168.1.100"
results[0].Overflow.Alert.Events[5].GetMeta("timestamp") == "2020-06-08T12:08:55Z"
results[0].Overflow.Alert.Events[5].GetMeta("user") == "user"
results[0].Overflow.Alert.GetScenario() == "crowdsecurity/vsftpd-bf"
results[0].Overflow.Alert.Remediation == true
results[0].Overflow.Alert.GetEventsCount() == 6

12 changes: 6 additions & 6 deletions .tests/vsftpd-bf/vsftpd-bf.log
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@@ -1,6 +1,6 @@
Mon Jun 8 12:08:53 2020 [pid 27244] [user] FAIL LOGIN: Client "::ffff:93.24.101.89"
Mon Jun 8 12:08:53 2020 [pid 27244] [user] FAIL LOGIN: Client "::ffff:93.24.101.89"
Mon Jun 8 12:08:54 2020 [pid 27244] [user] FAIL LOGIN: Client "::ffff:93.24.101.89"
Mon Jun 8 12:08:54 2020 [pid 27244] [user] FAIL LOGIN: Client "::ffff:93.24.101.89"
Mon Jun 8 12:08:55 2020 [pid 27244] [user] FAIL LOGIN: Client "::ffff:93.24.101.89"
Mon Jun 8 12:08:55 2020 [pid 27244] [user] FAIL LOGIN: Client "::ffff:93.24.101.89"
Mon Jun 8 12:08:53 2020 [pid 27244] [user] FAIL LOGIN: Client "::ffff:192.168.1.100"
Mon Jun 8 12:08:53 2020 [pid 27244] [user] FAIL LOGIN: Client "::ffff:192.168.1.100"
Mon Jun 8 12:08:54 2020 [pid 27244] [user] FAIL LOGIN: Client "::ffff:192.168.1.100"
Mon Jun 8 12:08:54 2020 [pid 27244] [user] FAIL LOGIN: Client "::ffff:192.168.1.100"
Mon Jun 8 12:08:55 2020 [pid 27244] [user] FAIL LOGIN: Client "::ffff:192.168.1.100"
Mon Jun 8 12:08:55 2020 [pid 27244] [user] FAIL LOGIN: Client "::ffff:192.168.1.100"
11 changes: 11 additions & 0 deletions .tests/vsftpd-impossible-travel/config.yaml
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parsers:
- crowdsecurity/syslog-logs
- crowdsecurity/dateparse-enrich
- crowdsecurity/geoip-enrich
- ./parsers/s01-parse/crowdsecurity/vsftpd-success-logs.yaml
scenarios:
- "./scenarios/crowdsecurity/impossible-travel.yaml"
log_file: vsftpd-success-logs.log
log_type: vsftpd
ignore_parsers: true

36 changes: 36 additions & 0 deletions .tests/vsftpd-impossible-travel/scenario.assert
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len(results) == 1
"1.2.3.4" in results[0].Overflow.GetSources()
results[0].Overflow.Sources["1.2.3.4"].IP == "1.2.3.4"
results[0].Overflow.Sources["1.2.3.4"].Range == ""
results[0].Overflow.Sources["1.2.3.4"].GetScope() == "Ip"
results[0].Overflow.Sources["1.2.3.4"].GetValue() == "1.2.3.4"
"9.8.8.8" in results[0].Overflow.GetSources()
results[0].Overflow.Sources["9.8.8.8"].IP == "9.8.8.8"
results[0].Overflow.Sources["9.8.8.8"].Range == ""
results[0].Overflow.Sources["9.8.8.8"].GetScope() == "Ip"
results[0].Overflow.Sources["9.8.8.8"].GetValue() == "9.8.8.8"
results[0].Overflow.Alert.Events[0].GetMeta("ASNNumber") == "0"
results[0].Overflow.Alert.Events[0].GetMeta("IsInEU") == "false"
results[0].Overflow.Alert.Events[0].GetMeta("IsoCode") == "AU"
basename(results[0].Overflow.Alert.Events[0].GetMeta("datasource_path")) == "vsftpd-success-logs.log"
results[0].Overflow.Alert.Events[0].GetMeta("datasource_type") == "file"
results[0].Overflow.Alert.Events[0].GetMeta("log_type") == "auth_success"
results[0].Overflow.Alert.Events[0].GetMeta("program") == "vsftpd"
results[0].Overflow.Alert.Events[0].GetMeta("service") == "ftp"
results[0].Overflow.Alert.Events[0].GetMeta("source_ip") == "1.2.3.4"
results[0].Overflow.Alert.Events[0].GetMeta("timestamp") == "2020-06-08T12:00:00Z"
results[0].Overflow.Alert.Events[0].GetMeta("user") == "vagrant"
results[0].Overflow.Alert.Events[1].GetMeta("ASNNumber") == "0"
results[0].Overflow.Alert.Events[1].GetMeta("IsInEU") == "false"
results[0].Overflow.Alert.Events[1].GetMeta("IsoCode") == "US"
basename(results[0].Overflow.Alert.Events[1].GetMeta("datasource_path")) == "vsftpd-success-logs.log"
results[0].Overflow.Alert.Events[1].GetMeta("datasource_type") == "file"
results[0].Overflow.Alert.Events[1].GetMeta("log_type") == "auth_success"
results[0].Overflow.Alert.Events[1].GetMeta("program") == "vsftpd"
results[0].Overflow.Alert.Events[1].GetMeta("service") == "ftp"
results[0].Overflow.Alert.Events[1].GetMeta("source_ip") == "9.8.8.8"
results[0].Overflow.Alert.Events[1].GetMeta("timestamp") == "2020-06-08T12:01:00Z"
results[0].Overflow.Alert.Events[1].GetMeta("user") == "vagrant"
results[0].Overflow.Alert.GetScenario() == "crowdsecurity/impossible-travel"
results[0].Overflow.Alert.Remediation == false
results[0].Overflow.Alert.GetEventsCount() == 2
3 changes: 3 additions & 0 deletions .tests/vsftpd-impossible-travel/vsftpd-success-logs.log
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Mon Jun 8 12:00:00 2020 [pid 27307] [vagrant] OK LOGIN: Client "::ffff:1.2.3.4"
Mon Jun 8 12:01:00 2020 [pid 27308] [vagrant] OK LOGIN: Client "::ffff:9.8.8.8"

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