detection period: 2021-09-08 00:00-23:59 UTC
total number of suspected botnet IPs: 30228
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 27848
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 | 1749 |
2 | ALISOFT | 816 |
3 | DIGITALOCEAN-192-241-128-0 | 755 |
4 | TENCENT-CN | 508 |
5 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 489 |
6 | VNPT-VN | 413 |
7 | HINET-NET | 409 |
8 | CMNET | 398 |
9 | VIETTEL-VN | 364 |
10 | Baidu | 364 |
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 | 7239 |
2 | United States | 4345 |
3 | Russian Federation | 2055 |
4 | India | 1981 |
5 | Brazil | 1721 |
6 | Viet Nam | 1159 |
7 | Indonesia | 933 |
8 | Thailand | 645 |
9 | Taiwan | 547 |
10 | European Union | 523 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 11722 | 423183 |
2 | 11922 | 416980 |
3 | 13622 | 392062 |
4 | 12822 | 391502 |
5 | 13222 | 391412 |
6 | 11822 | 391172 |
7 | 13522 | 372399 |
8 | 13322 | 370899 |
9 | 13022 | 369668 |
10 | 12422 | 366500 |
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