detection period: 2022-01-31 00:00-23:59 UTC
total number of suspected botnet IPs: 26315
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 24055
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 | 1180 |
2 | DIGITALOCEAN-192-241-128-0 | 704 |
3 | ALISOFT | 672 |
4 | ACEVILLEPTELTD-SG | 623 |
5 | CMNET | 405 |
6 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 363 |
7 | BSNLNET | 317 |
8 | Baidu | 287 |
9 | TENCENT-CN | 265 |
10 | HINET-NET | 260 |
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 | 5489 |
2 | United States | 5027 |
3 | India | 1592 |
4 | Russian Federation | 1449 |
5 | Brazil | 1142 |
6 | Singapore | 846 |
7 | Indonesia | 747 |
8 | Viet Nam | 562 |
9 | Thailand | 562 |
10 | Mexico | 443 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
Rank | TCP port number | # of connection attempts received |
---|---|---|
1 | 2422 | 102832 |
2 | 445 | 77772 |
3 | 422 | 72167 |
4 | 10001 | 70358 |
5 | 229 | 55608 |
6 | 5900 | 55103 |
7 | 9919 | 47216 |
8 | 4024 | 45532 |
9 | 3354 | 44389 |
10 | 10000 | 44107 |
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