detection period: 2021-03-30 00:00-23:59 UTC
total number of suspected botnet IPs: 38411
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 35183
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 | 2095 |
2 | VNPT-VN | 884 |
3 | VIETTEL-VN | 837 |
4 | TENCENT-CN | 803 |
5 | ALISOFT | 687 |
6 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 656 |
7 | HINET-NET | 565 |
8 | DIGITALOCEAN-192-241-128-0 | 469 |
9 | VE-CSVE-LACNIC | 407 |
10 | AFRINIC-042005 | 407 |
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 | 9032 |
2 | United States | 4594 |
3 | India | 2802 |
4 | Viet Nam | 2391 |
5 | Russian Federation | 2172 |
6 | Brazil | 1728 |
7 | Indonesia | 1235 |
8 | Thailand | 827 |
9 | Taiwan | 744 |
10 | European Union | 679 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 445 | 556874 |
2 | 14080 | 84475 |
3 | 22 | 80350 |
4 | 14075 | 63357 |
5 | 23 | 53808 |
6 | 6001 | 48879 |
7 | 7726 | 46656 |
8 | 6222 | 45877 |
9 | 9009 | 44370 |
10 | 15010 | 42383 |