detection period: 2021-07-14 00:00-23:59 UTC
total number of suspected botnet IPs: 29523
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 27011
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 | TencentCloud | 1539 |
2 | ALISOFT | 1167 |
3 | DIGITALOCEAN-192-241-128-0 | 779 |
4 | VNPT-VN | 506 |
5 | HINET-NET | 484 |
6 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 469 |
7 | ACEVILLEPTELTD-SG | 421 |
8 | TENCENT-CN | 418 |
9 | VIETTEL-VN | 414 |
10 | Baidu | 393 |
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 | 7278 |
2 | United States | 4402 |
3 | India | 2020 |
4 | Russian Federation | 1561 |
5 | Viet Nam | 1394 |
6 | Brazil | 1303 |
7 | Indonesia | 808 |
8 | Taiwan | 630 |
9 | Thailand | 628 |
10 | Mexico | 571 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 445 | 319121 |
2 | 2299 | 112474 |
3 | 5900 | 60024 |
4 | 6000 | 50282 |
5 | 22 | 48540 |
6 | 3389 | 46227 |
7 | 4522 | 38776 |
8 | 7222 | 36582 |
9 | 2221 | 34661 |
10 | 8400 | 31405 |
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