Mar 24 05:08:22 localhost sshd\[5196\]: Invalid user user from 188.247.65.179 port 41118
Mar 24 05:08:22 localhost sshd\[5196\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.247.65.179
Mar 24 05:08:24 localhost sshd\[5196\]: Failed password for invalid user user from 188.247.65.179 port 41118 ssh2

Mar 24 04:14:05 ws26vmsma01 sshd[179299]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=121.178.212.67
Mar 24 04:14:07 ws26vmsma01 sshd[179299]: Failed password for invalid user sll from 121.178.212.67 port 39798 ssh2
...

$f2bV_matches

[Tue Mar 24 10:59:25.158642 2020] [:error] [pid 1202:tid 139752675202816] [client 141.8.183.105:63711] [client 141.8.183.105] ModSecurity: Access denied with code 403 (phase 2). Pattern match "^[\\\\d.:]+$" at REQUEST_HEADERS:Host. [file "/etc/modsecurity/owasp-modsecurity-crs-3.2.0/rules/REQUEST-920-PROTOCOL-ENFORCEMENT.conf"] [line "696"] [id "920350"] [msg "Host header is a numeric IP address"] [data "103.27.207.197"] [severity "WARNING"] [ver "OWASP_CRS/3.2.0"] [tag "application-multi"] [tag "language-multi"] [tag "platform-multi"] [tag "attack-protocol"] [tag "OWASP_CRS"] [tag "OWASP_CRS/PROTOCOL_VIOLATION/IP_HOST"] [tag "WASCTC/WASC-21"] [tag "OWASP_TOP_10/A7"] [tag "PCI/6.5.10"] [hostname "103.27.207.197"] [uri "/"] [unique_id "XnmFndrAlgUVOjKqiZRlsgAAAcQ"]
...

[2020-03-24 00:44:52] NOTICE[1148][C-000161c6] chan_sip.c: Call from '' (192.3.6.186:62549) to extension '60001146462607536' rejected because extension not found in context 'public'.
[2020-03-24 00:44:52] SECURITY[1163] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-03-24T00:44:52.776-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="60001146462607536",SessionID="0x7fd82c530768",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/192.3.6.186/62549",ACLName="no_extension_match"
[2020-03-24 00:50:02] NOTICE[1148][C-000161cb] chan_sip.c: Call from '' (192.3.6.186:59851) to extension '70001146462607536' rejected because extension not found in context 'public'.
[2020-03-24 00:50:02] SECURITY[1163] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-03-24T00:50:02.485-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="70001146462607536",SessionID="0x7fd82c43c848",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UD
...

Mar 24 04:58:08  exim[22236]: [1\31] 1jGaha-0005me-IQ H=(144.78.87.109.triolan.net) [109.87.78.144] F= rejected after DATA: This message scored 103.5 spam points.

Mar 24 00:31:26 ny01 sshd[6445]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=189.202.204.230
Mar 24 00:31:28 ny01 sshd[6445]: Failed password for invalid user gzx from 189.202.204.230 port 47132 ssh2
Mar 24 00:36:00 ny01 sshd[8328]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=189.202.204.230

Mar 24 04:12:32 game-panel sshd[15183]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=66.70.130.152
Mar 24 04:12:34 game-panel sshd[15183]: Failed password for invalid user i from 66.70.130.152 port 47158 ssh2
Mar 24 04:18:39 game-panel sshd[15345]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=66.70.130.152

web-1 [ssh] SSH Attack

Mar 24 05:32:31 vps691689 sshd[18100]: Failed password for mail from 186.122.148.9 port 50576 ssh2
Mar 24 05:37:24 vps691689 sshd[18179]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=186.122.148.9
...

Mar 24 05:13:09 OPSO sshd\[30951\]: Invalid user fantasia from 36.112.134.215 port 48460
Mar 24 05:13:09 OPSO sshd\[30951\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=36.112.134.215
Mar 24 05:13:11 OPSO sshd\[30951\]: Failed password for invalid user fantasia from 36.112.134.215 port 48460 ssh2
Mar 24 05:16:16 OPSO sshd\[32136\]: Invalid user wangyuan from 36.112.134.215 port 36374
Mar 24 05:16:16 OPSO sshd\[32136\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=36.112.134.215

Mar 24 00:52:28 firewall sshd[9025]: Invalid user srikanth from 178.62.186.49
Mar 24 00:52:30 firewall sshd[9025]: Failed password for invalid user srikanth from 178.62.186.49 port 47132 ssh2
Mar 24 00:59:52 firewall sshd[9370]: Invalid user duane from 178.62.186.49
...

Monday, March 23, 2020 4:59 PM Received from: 178.127.211.60 (mm-60-211-127-178.mgts.dynamic.pppoe.byfly.by) From: RadomirSeleznev91@mail.ru Russian form spam bot

[Tue Mar 24 10:59:03.629462 2020] [:error] [pid 1202:tid 139752733951744] [client 69.171.251.20:54088] [client 69.171.251.20] ModSecurity: Access denied with code 403 (phase 2). Match of "eq 0" against "&REQUEST_HEADERS:Transfer-Encoding" required. [file "/etc/modsecurity/owasp-modsecurity-crs-3.2.0/rules/REQUEST-920-PROTOCOL-ENFORCEMENT.conf"] [line "202"] [id "920171"] [msg "GET or HEAD Request with Transfer-Encoding."] [data "1"] [severity "CRITICAL"] [ver "OWASP_CRS/3.2.0"] [tag "application-multi"] [tag "language-multi"] [tag "platform-multi"] [tag "attack-protocol"] [tag "OWASP_CRS"] [tag "OWASP_CRS/PROTOCOL_VIOLATION/INVALID_HREQ"] [tag "CAPEC-272"] [hostname "karangploso.jatim.bmkg.go.id"] [uri "/TableFilter/system-v95.css"] [unique_id "XnmFh9rAlgUVOjKqiZRlsAAAAAE"]
...

$f2bV_matches