detection period: 2021-10-03 00:00-23:59 UTC
total number of suspected botnet IPs: 26395
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 24280
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 | 951 |
| 2 | ALISOFT | 936 |
| 3 | DIGITALOCEAN-192-241-128-0 | 758 |
| 4 | VNPT-VN | 447 |
| 5 | HINET-NET | 417 |
| 6 | CMNET | 417 |
| 7 | VIETTEL-VN | 401 |
| 8 | AFRINIC-042005 | 290 |
| 9 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 289 |
| 10 | TELKOMNET | 245 |
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 | 5374 |
| 2 | United States | 4443 |
| 3 | Russian Federation | 1794 |
| 4 | Viet Nam | 1341 |
| 5 | India | 1243 |
| 6 | Brazil | 1178 |
| 7 | Indonesia | 732 |
| 8 | Taiwan | 553 |
| 9 | Mauritius | 488 |
| 10 | Mexico | 478 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 445 | 250438 |
| 2 | 6003 | 204731 |
| 3 | 8232 | 195202 |
| 4 | 7000 | 164867 |
| 5 | 11122 | 133895 |
| 6 | 6000 | 108767 |
| 7 | 8082 | 100317 |
| 8 | 11111 | 99322 |
| 9 | 5900 | 92459 |
| 10 | 8202 | 90706 |
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