🇧🇷
191.219.39.232
03 May 2022
May 3 08:56:46 internet-server kernel: [4818507.183325] port email (drop): IN=*** OUT=*** MAC=***** ...
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May 3 08:56:46 internet-server kernel: [4818507.183325] port email (drop): IN=*** OUT=*** MAC=****** SRC=191.219.39.232 DST=164.163.52.81 LEN=60 TOS=0x00 PREC=0x00 TTL=115 ID=16677 DF PROTO=TCP SPT=40522 DPT=993 WINDOW=64240 RES=0x00 SYN URGP=0
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Brute-Force
🇧🇷
189.92.52.154
01 May 2022
May 1 07:22:07 email-server postfix/smtpd[40215]: NOQUEUE: reject: RCPT from 189-92-52-154.3g.claro ...
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May 1 07:22:07 email-server postfix/smtpd[40215]: NOQUEUE: reject: RCPT from 189-92-52-154.3g.claro.net.br[189.92.52.154]: 550 5.7.23 <gov******@******.sp.gov.br>: Recipient address rejected: Message rejected due to: Receiver policy for SPF Softfail. Please see http://www.openspf.net/Why?s=mfrom;[email protected] ;ip=189.92.52.154;r=<UNKNOWN>; from=<[email protected] > to=<gov******@******.sp.gov.br> proto=ESMTP helo=<179-243-191-247.3g.claro.net.br>
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Email Spam
🇧🇷
201.62.58.19
01 May 2022
May 1 19:30:06 email-server postfix/smtpd[41438]: NOQUEUE: reject: RCPT from unknown[201.62.58.19]: ...
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May 1 19:30:06 email-server postfix/smtpd[41438]: NOQUEUE: reject: RCPT from unknown[201.62.58.19]: 450 4.7.25 Client host rejected: cannot find your hostname, [201.62.58.19]; from=<[email protected] > to=<pref******@******.sp.gov.br> proto=ESMTP helo=<pmu4.uberaba.mg.gov.br>
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Email Spam
🇭🇰
43.154.64.131
01 May 2022
May 1 19:20:40 email-server postfix/smtpd[41424]: NOQUEUE: reject: RCPT from unknown[43.154.64.131] ...
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May 1 19:20:40 email-server postfix/smtpd[41424]: NOQUEUE: reject: RCPT from unknown[43.154.64.131]: 450 4.7.25 Client host rejected: cannot find your hostname, [43.154.64.131]; from=<[email protected] > to=<diar******@******.sp.gov.br> proto=ESMTP helo=<mail.sxxmlssws.com>
May 1 19:21:44 email-server postfix/smtpd[41430]: NOQUEUE: reject: RCPT from unknown[43.154.64.131]: 450 4.7.25 Client host rejected: cannot find your hostname, [43.154.64.131]; from=<[email protected] > to=<r******@******.sp.gov.br> proto=ESMTP helo=<mail.sxxmlssws.com>
May 1 19:22:47 email-server postfix/smtpd[41430]: NOQUEUE: reject: RCPT from unknown[43.154.64.131]: 450 4.7.25 Client host rejected: cannot find your hostname, [43.154.64.131]; from=<[email protected] > to=<com******@******.sp.gov.br> proto=ESMTP helo=<mail.sxxmlssws.com>
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Email Spam
🇺🇸
191.96.227.144
01 May 2022
May 1 08:32:30 internet-server kernel: [4644829.046285] port email (drop): IN=eth0 OUT= MAC=****** ...
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May 1 08:32:30 internet-server kernel: [4644829.046285] port email (drop): IN=eth0 OUT= MAC=****** SRC=191.96.227.144 DST=164.163.52.80 LEN=52 TOS=0x08 PREC=0x20 TTL=117 ID=40409 DF PROTO=TCP SPT=56528 DPT=465 WINDOW=64446 RES=0x00 SYN URGP=0
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Port Scan
Brute-Force
🇨🇦
51.222.126.59
01 May 2022
May 1 11:16:23 internet-server kernel: [4654661.795529] port email (drop): IN=eth0 OUT= MAC=00:15:5 ...
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May 1 11:16:23 internet-server kernel: [4654661.795529] port email (drop): IN=eth0 OUT= MAC=00:15:5d:81:8d:04:28:11:ec:6b:92:f1:08:00 SRC=51.222.126.59 DST=164.163.52.70 LEN=52 TOS=0x02 PREC=0x00 TTL=111 ID=23438 DF PROTO=TCP SPT=62981 DPT=587 WINDOW=8192 RES=0x00 CWR ECE SYN URGP=0
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Brute-Force
🇧🇷
201.62.58.19
01 May 2022
May 1 12:16:16 email-server postfix/smtpd[40815]: NOQUEUE: reject: RCPT from unknown[201.62.58.19]: ...
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May 1 12:16:16 email-server postfix/smtpd[40815]: NOQUEUE: reject: RCPT from unknown[201.62.58.19]: 450 4.7.25 Client host rejected: cannot find your hostname, [201.62.58.19]; from=<[email protected] > to=<******@*******> proto=ESMTP helo=<pmu4.uberaba.mg.gov.br>
May 1 12:16:26 email-server postfix/smtpd[40815]: NOQUEUE: reject: RCPT from unknown[201.62.58.19]: 450 4.7.25 Client host rejected: cannot find your hostname, [201.62.58.19]; from=<[email protected] > to=<******@******> proto=ESMTP helo=<pmu4.uberaba.mg.gov.br>
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Email Spam
🇺🇸
146.88.240.4
01 May 2022
May 1 11:05:09 internet-server kernel: [4653988.519452] blacklist: IN=****** OUT=****** MAC=****** ...
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May 1 11:05:09 internet-server kernel: [4653988.519452] blacklist: IN=****** OUT=****** MAC=****** SRC=146.88.240.4 DST=164.163.52.70 LEN=81 TOS=0x00 PREC=0x00 TTL=241 ID=54321 PROTO=UDP SPT=44510 DPT=389 LEN=61
May 1 11:05:18 internet-server kernel: [4653997.281476] blacklist check: IN=****** OUT=****** MAC=****** SRC=146.88.240.4 DST=164.163.52.78 LEN=81 TOS=0x00 PREC=0x00 TTL=242 ID=54321 PROTO=UDP SPT=50363 DPT=389 LEN=61
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Port Scan
Hacking
🇨🇳
113.204.192.26
01 May 2022
May 1 10:57:32 email-server postfix/smtpd[40665]: NOQUEUE: reject: RCPT from unknown[113.204.192.26 ...
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May 1 10:57:32 email-server postfix/smtpd[40665]: NOQUEUE: reject: RCPT from unknown[113.204.192.26]: 450 4.7.25 Client host rejected: cannot find your hostname, [113.204.192.26]; from=<[email protected] > to=<******@******> proto=ESMTP helo=<jinshangroup.com.cn>
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Email Spam
🇩🇪
164.92.254.139
01 May 2022
May 1 09:33:01 internet-server kernel: [4648459.938104] blacklist check: IN=eth0 OUT= MAC=****** SR ...
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May 1 09:33:01 internet-server kernel: [4648459.938104] blacklist check: IN=eth0 OUT= MAC=****** SRC=164.92.254.139 DST=164.163.52.83 LEN=48 TOS=0x00 PREC=0x00 TTL=119 ID=42549 PROTO=TCP SPT=16906 DPT=5900 WINDOW=65535 RES=0x00 SYN URGP=0
May 1 09:33:01 internet-server kernel: [4648459.938147] blacklist check: IN=eth0 OUT= MAC=****** SRC=164.92.254.139 DST=164.163.52.89 LEN=48 TOS=0x00 PREC=0x00 TTL=119 ID=61142 PROTO=TCP SPT=16906 DPT=5900 WINDOW=65535 RES=0x00 SYN URGP=0
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Port Scan
🇧🇷
164.163.78.67
01 May 2022
May 1 08:54:08 internet-server kernel: [4646126.681442] blacklist check: IN=eth0 OUT= MAC=******** ...
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May 1 08:54:08 internet-server kernel: [4646126.681442] blacklist check: IN=eth0 OUT= MAC=******** SRC=164.163.78.67 DST=164.163.52.84 LEN=52 TOS=0x00 PREC=0x00 TTL=114 ID=29893 DF PROTO=TCP SPT=49716 DPT=139 WINDOW=8192 RES=0x00 SYN URGP=0
May 1 08:54:08 internet-server kernel: [4646126.681695] blacklist check: IN=eth0 OUT= MAC=******** SRC=164.163.78.67 DST=164.163.52.88 LEN=52 TOS=0x00 PREC=0x00 TTL=114 ID=29895 DF PROTO=TCP SPT=49716 DPT=139 WINDOW=8192 RES=0x00 SYN URGP=0
May 1 08:54:08 internet-server kernel: [4646126.681708] blacklist check: IN=eth0 OUT= MAC=******** SRC=164.163.78.67 DST=164.163.52.86 LEN=52 TOS=0x00 PREC=0x00 TTL=114 ID=29894 DF PROTO=TCP SPT=49716 DPT=139 WINDOW=8192 RES=0x00 SYN URGP=0
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Port Scan
🇧🇷
201.62.58.19
01 May 2022
May 1 08:46:20 email-server postfix/smtpd[40376]: NOQUEUE: reject: RCPT from unknown[201.62.58.19]: ...
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May 1 08:46:20 email-server postfix/smtpd[40376]: NOQUEUE: reject: RCPT from unknown[201.62.58.19]: 450 4.7.25 Client host rejected: cannot find your hostname, [201.62.58.19]; from=<[email protected] > to=<******@*******> proto=ESMTP helo=<pmu4.uberaba.mg.gov.br>
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Email Spam
🇺🇸
164.92.99.184
28 Apr 2022
Apr 28 08:25:35 email-server postfix/smtpd[2419]: NOQUEUE: reject: RCPT from brt11.amacdowx.com[164. ...
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Apr 28 08:25:35 email-server postfix/smtpd[2419]: NOQUEUE: reject: RCPT from brt11.amacdowx.com[164.92.99.184]: 554 5.7.1 <[email protected] >: Sender address rejected: Access denied; from=<[email protected] > to=<****@ibitinga.sp.gov.br> proto=ESMTP helo=<brt11.amacdowx.com>
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Email Spam
🇮🇳
150.107.42.67
28 Apr 2022
Apr 28 05:41:30 email-server postfix/smtpd[829137]: warning: AUTH command rate limit exceeded: 19 fr ...
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Apr 28 05:41:30 email-server postfix/smtpd[829137]: warning: AUTH command rate limit exceeded: 19 from unknown[150.107.42.67] for service smtp
Apr 28 05:41:30 email-server postfix/smtpd[829137]: warning: AUTH command rate limit exceeded: 19 from unknown[150.107.42.67] for service smtp
Apr 28 05:45:10 email-server postfix/anvil[829127]: statistics: max connection rate 19/60s for (smtp:150.107.42.67) at Apr 28 05:40:28
Apr 28 05:45:10 email-server postfix/anvil[829127]: statistics: max connection count 1 for (smtp:150.107.42.67) at Apr 28 05:39:08
Apr 28 05:45:10 email-server postfix/anvil[829127]: statistics: max newtls rate 19/60s for (smtp:150.107.42.67) at Apr 28 05:39:27
Apr 28 05:45:10 email-server postfix/anvil[829127]: statistics: max auth rate 19/60s for (smtp:150.107.42.67) at Apr 28 05:39:28
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Brute-Force