detection period: 2021-08-30 00:00-23:59 UTC
total number of suspected botnet IPs: 27712
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 25571
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 | 1030 |
2 | DIGITALOCEAN-192-241-128-0 | 780 |
3 | ALISOFT | 763 |
4 | VNPT-VN | 547 |
5 | HINET-NET | 453 |
6 | VIETTEL-VN | 397 |
7 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 322 |
8 | Baidu | 308 |
9 | TELKOMNET | 283 |
10 | TENCENT-CN | 270 |
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 | 5324 |
2 | United States | 4307 |
3 | Russian Federation | 2058 |
4 | India | 1755 |
5 | Brazil | 1564 |
6 | Viet Nam | 1303 |
7 | Indonesia | 877 |
8 | Thailand | 710 |
9 | Taiwan | 617 |
10 | Mexico | 532 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 445 | 293146 |
2 | 3522 | 270152 |
3 | 13822 | 265178 |
4 | 13922 | 255568 |
5 | 10016 | 126352 |
6 | 10015 | 121321 |
7 | 10010 | 109801 |
8 | 15422 | 99560 |
9 | 6001 | 97351 |
10 | 9418 | 91637 |
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