detection period: 2021-03-02 00:00-23:59 UTC
total number of suspected botnet IPs: 34823
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 32182
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 | 1915 |
2 | VNPT-VN | 967 |
3 | TENCENT-CN | 782 |
4 | VIETTEL-VN | 704 |
5 | DIGITALOCEAN-192-241-128-0 | 665 |
6 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 557 |
7 | ALISOFT | 499 |
8 | HINET-NET | 468 |
9 | Baidu | 383 |
10 | TELKOMNET | 377 |
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 | 7970 |
2 | United States | 4176 |
3 | India | 2454 |
4 | Viet Nam | 2210 |
5 | Russian Federation | 1885 |
6 | Brazil | 1499 |
7 | Indonesia | 1146 |
8 | Thailand | 749 |
9 | France | 646 |
10 | Taiwan | 629 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 445 | 478064 |
2 | 1101 | 298456 |
3 | 1100 | 163512 |
4 | 22 | 143760 |
5 | 21 | 140023 |
6 | 81 | 137114 |
7 | 1221 | 136609 |
8 | 11 | 136294 |
9 | 621 | 136250 |
10 | 211 | 136190 |
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