detection period: 2021-02-08 00:00-23:59 UTC
total number of suspected botnet IPs: 41645
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 38530
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 | 1943 |
| 2 | TENCENT-CN | 823 |
| 3 | HINET-NET | 816 |
| 4 | VNPT-VN | 748 |
| 5 | KORNET | 689 |
| 6 | DIGITALOCEAN-192-241-128-0 | 671 |
| 7 | VIETTEL-VN | 580 |
| 8 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 574 |
| 9 | VE-CSVE-LACNIC | 544 |
| 10 | ALISOFT | 514 |
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 | 8782 |
| 2 | United States | 5142 |
| 3 | India | 2651 |
| 4 | Russian Federation | 2309 |
| 5 | Brazil | 1892 |
| 6 | Viet Nam | 1832 |
| 7 | Indonesia | 1254 |
| 8 | Taiwan | 1133 |
| 9 | Hong Kong | 1086 |
| 10 | South Korea | 1046 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 445 | 283200 |
| 2 | 100 | 109673 |
| 3 | 22 | 78782 |
| 4 | 123 | 32097 |
| 5 | 1433 | 31910 |
| 6 | 1212 | 30356 |
| 7 | 23 | 28717 |
| 8 | 1122 | 27635 |
| 9 | 333 | 25578 |
| 10 | 5900 | 19757 |
No comments:
Post a Comment