detection period: 2021-04-29 00:00-23:59 UTC
total number of suspected botnet IPs: 30395
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 27949
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 | 2177 |
2 | TENCENT-CN | 780 |
3 | ALISOFT | 729 |
4 | DIGITALOCEAN-192-241-128-0 | 668 |
5 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 652 |
6 | VIETTEL-VN | 466 |
7 | VNPT-VN | 463 |
8 | HINET-NET | 398 |
9 | Baidu | 365 |
10 | CHINANET-SD | 356 |
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 | 8271 |
2 | United States | 4454 |
3 | India | 1746 |
4 | Russian Federation | 1682 |
5 | Brazil | 1420 |
6 | Viet Nam | 1365 |
7 | Indonesia | 755 |
8 | European Union | 679 |
9 | Thailand | 662 |
10 | Mexico | 540 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 445 | 450489 |
2 | 112 | 364379 |
3 | 114 | 362821 |
4 | 108 | 346126 |
5 | 103 | 345788 |
6 | 111 | 344616 |
7 | 105 | 342309 |
8 | 100 | 337347 |
9 | 102 | 329894 |
10 | 113 | 327225 |