Threat Level: green Handler on Duty: Didier Stevens

SANS ISC: SSH Scanning Activity - Internet Security | DShield SSH Scanning Activity


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Top 10 Usernames Attempted Today
Username Attempts Percent
admin 197,293 33.34%
root 183,215 30.96%
enable 29,254 4.94%
system 21,340 3.61%
shell 20,786 3.51%
sh 14,287 2.41%
>/var/.ptmx && cd /var/ 10,049 1.70%
guest 6,397 1.08%
>/var/tmp/.ptmx && cd /var/tmp/ 5,397 0.91%
>/bin/.ptmx && cd /bin/ 5,393 0.91%
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Top 10 Usernames Attempted This Month
Username Attempts Percent
admin 14,753,958 32.59%
root 14,274,951 31.53%
system 1,606,924 3.55%
sh 1,358,260 3.00%
enable 777,714 1.72%
>/var/.ptmx && cd /var/ 639,726 1.41%
support 620,039 1.37%
shell 616,396 1.36%
enable 597,133 1.32%
user 581,672 1.28%
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Top 20 Usernames Attempted This Year
Username Attempts Percent
admin 140,838,838 29.20%
root 132,212,797 27.41%
system 18,298,749 3.79%
sh 17,714,263 3.67%
enable 14,372,817 2.98%
shell 11,557,259 2.40%
>/var/.ptmx && cd /var/ 10,128,080 2.10%
>/mnt/.ptmx && cd /mnt/ 8,318,879 1.72%
>/var/tmp/.ptmx && cd /var/tmp/ 8,238,600 1.71%
>/dev/netslink/.ptmx && cd /dev/netslink/ 8,234,061 1.71%
>/bin/.ptmx && cd /bin/ 8,233,346 1.71%
>/boot/.ptmx && cd /boot/ 8,232,087 1.71%
guest 6,490,681 1.35%
support 6,277,812 1.30%
enable 5,725,934 1.19%
user 5,009,804 1.04%
default 2,790,760 0.58%
shell 2,679,365 0.56%
/bin/busybox rm -rf 19ju3d 902i13 2,290,021 0.47%
adm 1,872,534 0.39%
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Usernames Attempted This Year By Character Length
Length Attempts Percent
1 451,540 0.09%
2 20,346,696 4.22%
3 5,744,072 1.19%
4 142,437,646 29.53%
5 152,949,478 31.71%
6 45,186,862 9.37%
7 27,510,272 5.70%
8 1,991,847 0.41%
9 2,111,622 0.44%
10 4,167,054 0.86%
11 690,253 0.14%
12 581,063 0.12%
13 1,697,459 0.35%
14 230,022 0.05%
15 1,785,232 0.37%
16 92,345 0.02%
17 94,123 0.02%
18 10,755 0.00%
19 62,118 0.01%
20 104,969 0.02%