detection period: 2023-01-22 00:00-23:59 UTC
total number of suspected botnet IPs: 28930
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 26924
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 | HINET-NET | 1342 |
2 | KORNET-KR | 1190 |
3 | DIGITALOCEAN-192-241-128-0 | 566 |
4 | AFRINIC-042005 | 458 |
5 | DIGITALOCEAN-107-170-0-0 | 428 |
6 | CHINANET-JS | 427 |
7 | ACEVILLEPTELTD-SG | 407 |
8 | CMNET | 405 |
9 | DIGITALOCEAN-162-243-0-0 | 317 |
10 | DIGITALOCEAN-198-199-64-0 | 305 |
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 | 7703 |
2 | China | 3525 |
3 | South Korea | 1816 |
4 | Taiwan | 1676 |
5 | India | 1440 |
6 | Russian Federation | 1198 |
7 | Brazil | 1011 |
8 | Singapore | 873 |
9 | Mauritius | 677 |
10 | Hong Kong | 601 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 22 | 275722 |
2 | 23 | 59145 |
3 | 4022 | 52653 |
4 | 2223 | 34770 |
5 | 6522 | 32155 |
6 | 3389 | 30845 |
7 | 2222 | 26967 |
8 | 445 | 24550 |
9 | 8886 | 23399 |
10 | 6500 | 20740 |
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