detection period: 2021-08-04 00:00-23:59 UTC
total number of suspected botnet IPs: 32130
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 29434
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 | 2059 |
2 | ALISOFT | 913 |
3 | DIGITALOCEAN-192-241-128-0 | 762 |
4 | TENCENT-CN | 625 |
5 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 589 |
6 | VNPT-VN | 488 |
7 | HINET-NET | 473 |
8 | Baidu | 451 |
9 | VIETTEL-VN | 428 |
10 | CMNET | 323 |
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 | 8023 |
2 | United States | 4768 |
3 | India | 1986 |
4 | Russian Federation | 1810 |
5 | Brazil | 1434 |
6 | Viet Nam | 1308 |
7 | Indonesia | 938 |
8 | Thailand | 726 |
9 | Taiwan | 624 |
10 | European Union | 622 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 445 | 308514 |
2 | 2027 | 148488 |
3 | 10111 | 144928 |
4 | 2028 | 124433 |
5 | 6000 | 93617 |
6 | 22 | 67506 |
7 | 2136 | 60087 |
8 | 9922 | 57338 |
9 | 2094 | 54320 |
10 | 3122 | 50970 |
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