detection period: 2020-12-17 00:00-23:59 UTC
total number of suspected botnet IPs: 37589
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 34710
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 | 1597 |
| 2 | VIETTEL-VN | 892 |
| 3 | VNPT-VN | 826 |
| 4 | TENCENT-CN | 716 |
| 5 | DIGITALOCEAN-192-241-128-0 | 615 |
| 6 | HINET-NET | 584 |
| 7 | Baidu | 500 |
| 8 | VE-CSVE-LACNIC | 493 |
| 9 | TELKOMNET | 473 |
| 10 | ALISOFT | 467 |
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 | 8309 |
| 2 | United States | 4032 |
| 3 | India | 2511 |
| 4 | Viet Nam | 2436 |
| 5 | Russian Federation | 2406 |
| 6 | Brazil | 1842 |
| 7 | Indonesia | 1373 |
| 8 | Thailand | 905 |
| 9 | France | 842 |
| 10 | Taiwan | 804 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 1101 | 275876 |
| 2 | 445 | 229277 |
| 3 | 1102 | 186645 |
| 4 | 1100 | 165961 |
| 5 | 1322 | 89532 |
| 6 | 22 | 49938 |
| 7 | 1001 | 48780 |
| 8 | 23 | 43361 |
| 9 | 1433 | 35878 |
| 10 | 2242 | 31156 |
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