detection period: 2021-10-09 00:00-23:59 UTC
total number of suspected botnet IPs: 23039
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 21168
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 | ALISOFT | 849 |
2 | DIGITALOCEAN-192-241-128-0 | 744 |
3 | TencentCloud | 674 |
4 | VNPT-VN | 570 |
5 | VIETTEL-VN | 461 |
6 | CMNET | 418 |
7 | HINET-NET | 383 |
8 | TELKOMNET | 281 |
9 | AFRINIC-042005 | 244 |
10 | BSNLNET | 239 |
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 | China | 4337 |
2 | United States | 3028 |
3 | India | 1792 |
4 | Russian Federation | 1638 |
5 | Viet Nam | 1476 |
6 | Brazil | 1200 |
7 | Indonesia | 806 |
8 | Taiwan | 514 |
9 | Mexico | 443 |
10 | Thailand | 440 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 555 | 657568 |
2 | 445 | 245224 |
3 | 226 | 241216 |
4 | 322 | 195156 |
5 | 1422 | 192245 |
6 | 522 | 191412 |
7 | 422 | 187793 |
8 | 1022 | 179097 |
9 | 622 | 176325 |
10 | 2022 | 175510 |
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