detection period: 2023-02-09 00:00-23:59 UTC
total number of suspected botnet IPs: 28526
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 27097
number of spam blocked: 0
recipient count of spam blocked: 0
The top 10 networks (as found in WHOIS), ordered by the number of suspected botnet IPs are:
Rank | Network | # of suspected botnet IPs |
---|---|---|
1 | KORNET-KR | 962 |
2 | HINET-NET | 732 |
3 | DIGITALOCEAN-192-241-128-0 | 574 |
4 | ACEVILLEPTELTD-SG | 507 |
5 | CHINANET-JS | 495 |
6 | CMNET | 426 |
7 | DIGITALOCEAN-107-170-0-0 | 425 |
8 | AL-3 | 351 |
9 | DIGITALOCEAN-198-199-64-0 | 318 |
10 | DIGITALOCEAN-162-243-0-0 | 308 |
The top 10 countries (as defined by the 2-character country code), ordered by the number of suspected botnet IPs are:
Rank | Country/Region | # of suspected botnet IPs |
---|---|---|
1 | United States | 7501 |
2 | China | 4035 |
3 | India | 1799 |
4 | South Korea | 1478 |
5 | Russian Federation | 1204 |
6 | Brazil | 1062 |
7 | Taiwan | 988 |
8 | Singapore | 936 |
9 | Indonesia | 723 |
10 | Viet Nam | 718 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 23 | 142728 |
2 | 24 | 106827 |
3 | 22 | 88103 |
4 | 6000 | 51966 |
5 | 5022 | 50249 |
6 | 445 | 37551 |
7 | 2016 | 36717 |
8 | 1220 | 28509 |
9 | 1002 | 28492 |
10 | 1022 | 26270 |
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