detection period: 2021-03-15 00:00-23:59 UTC
total number of suspected botnet IPs: 39680
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 36652
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 | 2139 |
2 | TENCENT-CN | 912 |
3 | VNPT-VN | 867 |
4 | VIETTEL-VN | 778 |
5 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 660 |
6 | ALISOFT | 546 |
7 | DIGITALOCEAN-192-241-128-0 | 544 |
8 | HINET-NET | 496 |
9 | CMNET | 452 |
10 | BSNLNET | 437 |
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 | 9826 |
2 | United States | 4873 |
3 | India | 2871 |
4 | Viet Nam | 2260 |
5 | Russian Federation | 2035 |
6 | Brazil | 1692 |
7 | Indonesia | 1165 |
8 | South Korea | 1107 |
9 | Thailand | 816 |
10 | European Union | 694 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 1122 | 408300 |
2 | 445 | 288168 |
3 | 62055 | 143738 |
4 | 22 | 73393 |
5 | 62025 | 42548 |
6 | 1111 | 39003 |
7 | 62000 | 36038 |
8 | 62005 | 35936 |
9 | 62075 | 35935 |
10 | 62070 | 35935 |
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