detection period: 2020-12-22 00:00-23:59 UTC
total number of suspected botnet IPs: 39107
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 36073
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 | 1692 |
| 2 | VNPT-VN | 922 |
| 3 | VIETTEL-VN | 905 |
| 4 | TENCENT-CN | 761 |
| 5 | DIGITALOCEAN-192-241-128-0 | 698 |
| 6 | HINET-NET | 584 |
| 7 | Baidu | 521 |
| 8 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 462 |
| 9 | ALISOFT | 455 |
| 10 | VE-CSVE-LACNIC | 438 |
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 | 8528 |
| 2 | United States | 4378 |
| 3 | India | 2554 |
| 4 | Viet Nam | 2541 |
| 5 | Russian Federation | 2432 |
| 6 | Brazil | 1854 |
| 7 | Indonesia | 1333 |
| 8 | Thailand | 902 |
| 9 | France | 832 |
| 10 | Taiwan | 770 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 445 | 389358 |
| 2 | 900 | 288535 |
| 3 | 829 | 283354 |
| 4 | 828 | 280095 |
| 5 | 901 | 243361 |
| 6 | 22 | 163788 |
| 7 | 1129 | 91632 |
| 8 | 1118 | 91263 |
| 9 | 1127 | 89301 |
| 10 | 1117 | 88631 |
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