Threat Level: green Handler on Duty: Bojan Zdrnja

SANS ISC: SSH Scanning Activity SSH Scanning Activity

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Top 10 Usernames Attempted Today
Username Attempts Percent
root 206,123 32.40%
admin 143,789 22.60%
support 77,286 12.15%
user 52,152 8.20%
guest 13,769 2.16%
service 10,383 1.63%
enable 9,766 1.53%
sniffer 8,854 1.39%
ubnt 8,735 1.37%
sh 5,074 0.80%
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Top 10 Usernames Attempted This Month
Username Attempts Percent
root 32,319,591 31.93%
admin 23,096,988 22.82%
sh 3,939,485 3.89%
enable 2,743,712 2.71%
system 2,733,766 2.70%
enable 2,295,677 2.27%
shell 2,232,847 2.21%
support 2,117,655 2.09%
>/var/.ptmx && cd /var/ 1,732,260 1.71%
user 1,623,977 1.60%
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Top 20 Usernames Attempted This Year
Username Attempts Percent
admin 5,951,357 40.96%
root 4,504,452 31.00%
support 800,615 5.51%
user 725,409 4.99%
enable 172,767 1.19%
sh 133,257 0.92%
guest 110,882 0.76%
system 95,208 0.66%
shell 85,911 0.59%
pi 66,249 0.46%
tomcat 54,958 0.38%
Administrator 48,677 0.33%
system 48,119 0.33%
enable 47,615 0.33%
ubnt 46,511 0.32%
>/var/.ptmx && cd /var/ 46,168 0.32%
supervisor 45,691 0.31%
default 43,137 0.30%
>/mnt/.ptmx && cd /mnt/ 41,779 0.29%
>/var/tmp/.ptmx && cd /var/tmp/ 41,752 0.29%
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Usernames Attempted This Year By Character Length
Length Attempts Percent
1 6,016 0.04%
2 260,010 1.79%
3 204,272 1.41%
4 5,423,361 37.32%
5 6,232,018 42.89%
6 554,098 3.81%
7 1,211,335 8.34%
8 85,584 0.59%
9 43,305 0.30%
10 87,474 0.60%
11 12,656 0.09%
12 6,880 0.05%
13 52,872 0.36%
14 4,360 0.03%
15 4,623 0.03%
16 986 0.01%
17 1,790 0.01%
18 98 0.00%
19 567 0.00%
20 1,246 0.01%