detection period: 2021-01-08 00:00-23:59 UTC
total number of suspected botnet IPs: 39356
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 36409
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 | 1799 |
| 2 | VNPT-VN | 1015 |
| 3 | VIETTEL-VN | 836 |
| 4 | TENCENT-CN | 729 |
| 5 | DIGITALOCEAN-192-241-128-0 | 682 |
| 6 | HINET-NET | 547 |
| 7 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 499 |
| 8 | TELKOMNET | 468 |
| 9 | VE-CSVE-LACNIC | 459 |
| 10 | ALISOFT | 447 |
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 | 9239 |
| 2 | United States | 5306 |
| 3 | India | 2733 |
| 4 | Viet Nam | 2583 |
| 5 | Russian Federation | 1940 |
| 6 | Brazil | 1837 |
| 7 | Indonesia | 1360 |
| 8 | Thailand | 977 |
| 9 | France | 782 |
| 10 | Taiwan | 723 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 445 | 321918 |
| 2 | 1322 | 171252 |
| 3 | 22 | 70405 |
| 4 | 1433 | 35105 |
| 5 | 23 | 33639 |
| 6 | 587 | 30114 |
| 7 | 1622 | 28695 |
| 8 | 81 | 22202 |
| 9 | 66 | 22142 |
| 10 | 2255 | 21806 |
No comments:
Post a Comment