detection period: 2021-07-10 00:00-23:59 UTC
total number of suspected botnet IPs: 29987
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 27330
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 | 2234 |
2 | ALISOFT | 1006 |
3 | DIGITALOCEAN-192-241-128-0 | 795 |
4 | TENCENT-CN | 655 |
5 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 645 |
6 | HINET-NET | 464 |
7 | ACEVILLEPTELTD-SG | 441 |
8 | Baidu | 424 |
9 | VNPT-VN | 393 |
10 | CMNET | 370 |
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 | 8243 |
2 | United States | 4502 |
3 | India | 1793 |
4 | Russian Federation | 1441 |
5 | Brazil | 1288 |
6 | Viet Nam | 1131 |
7 | Indonesia | 732 |
8 | European Union | 679 |
9 | Taiwan | 596 |
10 | South Korea | 543 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 445 | 202683 |
2 | 6000 | 86144 |
3 | 777 | 68833 |
4 | 2333 | 47971 |
5 | 3333 | 46466 |
6 | 5322 | 44617 |
7 | 22 | 41700 |
8 | 8444 | 41273 |
9 | 1919 | 40120 |
10 | 3389 | 37508 |
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