detection period: 2021-03-12 00:00-23:59 UTC
total number of suspected botnet IPs: 38227
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 35274
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 | 1990 |
2 | TENCENT-CN | 816 |
3 | VNPT-VN | 808 |
4 | VIETTEL-VN | 671 |
5 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 608 |
6 | DIGITALOCEAN-192-241-128-0 | 535 |
7 | BSNLNET | 523 |
8 | ALISOFT | 520 |
9 | HINET-NET | 480 |
10 | CMNET | 472 |
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 | 9456 |
2 | United States | 4749 |
3 | India | 2866 |
4 | Viet Nam | 2051 |
5 | Russian Federation | 2008 |
6 | Brazil | 1742 |
7 | South Korea | 1067 |
8 | Indonesia | 1050 |
9 | Thailand | 767 |
10 | Taiwan | 663 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 445 | 313875 |
2 | 122 | 309532 |
3 | 119 | 299250 |
4 | 120 | 298119 |
5 | 123 | 295321 |
6 | 131 | 245090 |
7 | 132 | 243603 |
8 | 125 | 242521 |
9 | 124 | 242191 |
10 | 127 | 239982 |
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