detection period: 2022-12-25 00:00-23:59 UTC
total number of suspected botnet IPs: 22528
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 21706
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 | DIGITALOCEAN-192-241-128-0 | 534 |
2 | HINET-NET | 504 |
3 | CHINANET-JS | 490 |
4 | ACEVILLEPTELTD-SG | 398 |
5 | DIGITALOCEAN-107-170-0-0 | 394 |
6 | DO-13 | 351 |
7 | KORNET-KR | 333 |
8 | DIGITALOCEAN-198-199-64-0 | 307 |
9 | CMNET | 297 |
10 | DIGITALOCEAN-162-243-0-0 | 283 |
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 | 7704 |
2 | China | 3355 |
3 | Russian Federation | 866 |
4 | Singapore | 800 |
5 | India | 794 |
6 | Brazil | 740 |
7 | South Korea | 718 |
8 | Taiwan | 618 |
9 | Indonesia | 486 |
10 | Viet Nam | 464 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 22 | 66786 |
2 | 23 | 62229 |
3 | 3898 | 41234 |
4 | 445 | 26886 |
5 | 5566 | 22546 |
6 | 10000 | 21578 |
7 | 1341 | 20963 |
8 | 1280 | 19392 |
9 | 2222 | 13817 |
10 | 222 | 11680 |
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