detection period: 2022-03-23 00:00-23:59 UTC
total number of suspected botnet IPs: 30032
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 27952
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 | ACEVILLEPTELTD-SG | 1069 |
2 | DIGITALOCEAN-192-241-128-0 | 861 |
3 | TencentCloud | 798 |
4 | VNPT-VN | 624 |
5 | Baidu | 505 |
6 | ALISOFT | 500 |
7 | VIETTEL-VN | 445 |
8 | MSFT | 380 |
9 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 356 |
10 | HINET-NET | 343 |
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 | United States | 5751 |
2 | China | 5320 |
3 | India | 1981 |
4 | Russian Federation | 1750 |
5 | Viet Nam | 1563 |
6 | Brazil | 1350 |
7 | Singapore | 1199 |
8 | Indonesia | 842 |
9 | Hong Kong | 658 |
10 | Thailand | 624 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 445 | 59883 |
2 | 4321 | 51865 |
3 | 22 | 39530 |
4 | 23 | 39390 |
5 | 4922 | 20930 |
6 | 3703 | 20554 |
7 | 3213 | 20397 |
8 | 321 | 19382 |
9 | 3389 | 19362 |
10 | 33 | 18807 |
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