detection period: 2020-12-26 00:00-23:59 UTC
total number of suspected botnet IPs: 34176
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 31608
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 | 1581 |
| 2 | TENCENT-CN | 708 |
| 3 | DIGITALOCEAN-192-241-128-0 | 694 |
| 4 | VIETTEL-VN | 656 |
| 5 | VNPT-VN | 651 |
| 6 | HINET-NET | 629 |
| 7 | Baidu | 491 |
| 8 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 430 |
| 9 | ALISOFT | 414 |
| 10 | CMNET | 392 |
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 | 7966 |
| 2 | United States | 4106 |
| 3 | Russian Federation | 2121 |
| 4 | India | 2092 |
| 5 | Viet Nam | 1961 |
| 6 | Brazil | 1485 |
| 7 | France | 967 |
| 8 | Indonesia | 940 |
| 9 | Taiwan | 820 |
| 10 | Thailand | 587 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 445 | 291102 |
| 2 | 2240 | 97718 |
| 3 | 22 | 64381 |
| 4 | 1022 | 42886 |
| 5 | 1122 | 37346 |
| 6 | 1433 | 33846 |
| 7 | 23 | 30634 |
| 8 | 3389 | 18443 |
| 9 | 1124 | 14116 |
| 10 | 66 | 12851 |
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