detection period: 2022-02-01 00:00-23:59 UTC
total number of suspected botnet IPs: 27796
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 25487
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 | 1138 |
| 2 | DIGITALOCEAN-192-241-128-0 | 701 |
| 3 | ALISOFT | 648 |
| 4 | ACEVILLEPTELTD-SG | 599 |
| 5 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 388 |
| 6 | CMNET | 382 |
| 7 | TENCENT-CN | 364 |
| 8 | HINET-NET | 353 |
| 9 | BSNLNET | 297 |
| 10 | Baidu | 282 |
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 | 5396 |
| 2 | United States | 5107 |
| 3 | Russian Federation | 1785 |
| 4 | India | 1650 |
| 5 | Brazil | 1234 |
| 6 | Singapore | 850 |
| 7 | Viet Nam | 664 |
| 8 | Indonesia | 568 |
| 9 | Thailand | 559 |
| 10 | Mexico | 480 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 6000 | 791868 |
| 2 | 7000 | 733699 |
| 3 | 4000 | 697314 |
| 4 | 1000 | 663041 |
| 5 | 2000 | 640080 |
| 6 | 8000 | 635846 |
| 7 | 5000 | 630911 |
| 8 | 3000 | 595263 |
| 9 | 1212 | 170749 |
| 10 | 2522 | 149788 |
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