detection period: 2021-08-06 00:00-23:59 UTC
total number of suspected botnet IPs: 31447
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 28840
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 | 2112 |
2 | ALISOFT | 989 |
3 | DIGITALOCEAN-192-241-128-0 | 772 |
4 | TENCENT-CN | 638 |
5 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 602 |
6 | VNPT-VN | 485 |
7 | Baidu | 457 |
8 | HINET-NET | 435 |
9 | VIETTEL-VN | 423 |
10 | CHINANET-SD | 324 |
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 | 8138 |
2 | United States | 4718 |
3 | India | 1959 |
4 | Russian Federation | 1730 |
5 | Brazil | 1435 |
6 | Viet Nam | 1332 |
7 | Indonesia | 920 |
8 | Thailand | 714 |
9 | European Union | 637 |
10 | Taiwan | 591 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 445 | 352359 |
2 | 4522 | 229298 |
3 | 1322 | 139368 |
4 | 2522 | 100562 |
5 | 6000 | 91295 |
6 | 11122 | 84663 |
7 | 4822 | 81107 |
8 | 2267 | 77601 |
9 | 6522 | 72163 |
10 | 3522 | 60460 |
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