detection period: 2021-06-11 00:00-23:59 UTC
total number of suspected botnet IPs: 30587
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 28385
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 | 2050 |
2 | DIGITALOCEAN-192-241-128-0 | 982 |
3 | ALISOFT | 896 |
4 | TENCENT-CN | 690 |
5 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 617 |
6 | VNPT-VN | 515 |
7 | HINET-NET | 506 |
8 | Baidu | 413 |
9 | VIETTEL-VN | 396 |
10 | CMNET | 312 |
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 | 8213 |
2 | United States | 4760 |
3 | India | 1837 |
4 | Russian Federation | 1598 |
5 | Brazil | 1374 |
6 | Viet Nam | 1319 |
7 | Indonesia | 811 |
8 | European Union | 647 |
9 | Taiwan | 639 |
10 | Thailand | 606 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 445 | 132759 |
2 | 6002 | 104138 |
3 | 10000 | 66897 |
4 | 11400 | 63208 |
5 | 6000 | 62839 |
6 | 3389 | 54567 |
7 | 21 | 48509 |
8 | 22 | 45846 |
9 | 11524 | 39710 |
10 | 25 | 38210 |
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