ASLR&DEP viewer
2012. 8. 25. 11:41
Windows에서 특정 프로그램을 실행할 때 로딩되는 라이브러리 목록과
각 라이브러리들의 ASLR과 DEP flag 설정 여부를 보여준다.
원래는 누군가가 만든 툴처럼 여기에 gadget finder를 추가해서 windows 환경에서 exploit 만들 때 쓸려고 했었다.
mfc는 분석만 해보고 만져본적이 없어서 api로 만들었는데,
기능을 더 추가하면 ui 배치를 어떻게 할지가 고민도 되고 해서 걍 팽개침.
마저 해볼까 라는 생각에 또 버려둘까 두려워 이렇게 올려둠.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 | #include <Windows.h>#include <stdio.h>#include <TlHelp32.h>#include <Psapi.h>#include <time.h>#include "resource.h"#include <commctrl.h>#include <time.h>#pragma comment(lib, "psapi.lib")#define ID_LISTBOX 100LRESULT CALLBACK WndProc(HWND,UINT,WPARAM,LPARAM);DWORD checkTarget(char *modName, int iNumber);HINSTANCE g_hInst; HWND hList;OPENFILENAME OFN;const char* lpszClass="ASLR&DEP Viewer";DWORD i;LVCOLUMN COL;LVITEM LI;HMODULE hMod;HMODULE hModules[1024] = {0};HANDLE hProcess;DWORD ProcArray[1024] = {0};DWORD nBytes, NumProc, nPid, cbNeeded;char szModName[MAX_PATH];STARTUPINFO si;PROCESS_INFORMATION pi;char str[300];char lpstrFile[MAX_PATH] = "";int APIENTRY WinMain(HINSTANCE hInstance,HINSTANCE hPrevInstance,LPSTR lpszCmdParam,int nCmdShow){ HWND hWnd; MSG Message; WNDCLASS WndClass; g_hInst=hInstance; WndClass.cbClsExtra=0; WndClass.cbWndExtra=0; WndClass.hbrBackground=(HBRUSH)GetStockObject(WHITE_BRUSH); WndClass.hCursor=LoadCursor(NULL,IDC_ARROW); WndClass.hIcon=LoadIcon(NULL,IDI_APPLICATION); WndClass.hInstance=hInstance; WndClass.lpfnWndProc=WndProc; WndClass.lpszClassName=lpszClass; WndClass.lpszMenuName=MAKEINTRESOURCE(IDR_MENU1); WndClass.style=CS_HREDRAW | CS_VREDRAW; RegisterClass(&WndClass); hWnd=CreateWindow(lpszClass,lpszClass,WS_OVERLAPPEDWINDOW|WS_VSCROLL,CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,NULL,(HMENU)NULL,hInstance,NULL); ShowWindow(hWnd,nCmdShow); while (GetMessage(&Message,NULL,0,0)) { TranslateMessage(&Message); DispatchMessage(&Message); } return (int)Message.wParam;}void SetListViewStyle(HWND hList, DWORD dwView){ DWORD dwStyle; dwStyle=GetWindowLong(hList, GWL_STYLE); if ((dwStyle & LVS_TYPEMASK) != dwView) { SetWindowLong(hList, GWL_STYLE, (dwStyle & ~LVS_TYPEMASK) | dwView); }}LRESULT CALLBACK WndProc(HWND hWnd,UINT iMessage,WPARAM wParam,LPARAM lParam){ switch (iMessage) { case WM_CREATE: hList=CreateWindow(WC_LISTVIEW,NULL,WS_VISIBLE|WS_CHILD|WS_BORDER|LVS_REPORT,10,10,600,300,hWnd,NULL,g_hInst,NULL); COL.mask = LVCF_FMT | LVCF_WIDTH | LVCF_TEXT | LVCF_SUBITEM; COL.fmt = LVCFMT_LEFT; COL.cx=150; COL.pszText="Name"; COL.iSubItem=0; ListView_InsertColumn(hList,0,&COL); COL.pszText="ASLR"; COL.iSubItem=1; ListView_InsertColumn(hList,1,&COL); COL.pszText="DEP"; COL.iSubItem=2; ListView_InsertColumn(hList,2,&COL); return 0; case WM_COMMAND: switch(LOWORD(wParam)) { case ID_FILE_OPEN1: memset(&OFN, 0, sizeof(OPENFILENAME)); OFN.lStructSize = sizeof(OPENFILENAME); OFN.hwndOwner=hWnd; OFN.lpstrFilter="Exe file\0*.exe\0Dll file\0*.dll\0"; OFN.lpstrFile=lpstrFile; OFN.nMaxFile=255; OFN.lpstrInitialDir="c:\\";#if 1 if (GetOpenFileName(&OFN)!=0) { //wsprintf(str,"You select %s .",OFN.lpstrFile); //MessageBox(hWnd,str,"Yeah",MB_OK); } else { MessageBox(hWnd, "You should select file.", "Error", MB_OK); return 0; }#endif if( !CreateProcess( NULL, lpstrFile, NULL, NULL, FALSE, //CREATE_NO_WINDOW|CREATE_SUSPENDED, CREATE_NO_WINDOW, NULL, NULL, &si, &pi ) ) { MessageBox(hWnd, "CreateProcess failed.", "Error", MB_OK); } hProcess = pi.hProcess; nPid = pi.dwProcessId; Sleep(1000); if(EnumProcessModules(hProcess, hModules, sizeof(hModules), &cbNeeded)) { for (i=0; i < (signed)(cbNeeded / sizeof(HMODULE)); i++) { if (GetModuleFileNameEx(hProcess, hModules[i], szModName, sizeof(szModName)/sizeof(char))&&i!=0) { checkTarget(szModName, i); } } } else { MessageBox(hWnd, "EnumProcessModule failed.", "Error", MB_OK); } break; case ID_FILE_EXIT1: break; } return 0; case WM_DESTROY: PostQuitMessage(0); return 0; } return(DefWindowProc(hWnd,iMessage,wParam,lParam));}DWORD error(const char* message){ MessageBox(NULL,message,"ERROR",MB_OK); return 1;}DWORD checkTarget(char *modName, int iNumber){ HANDLE h = CreateFileA(modName,GENERIC_READ,FILE_SHARE_READ,0,OPEN_EXISTING,FILE_ATTRIBUTE_NORMAL,NULL); if(h==INVALID_HANDLE_VALUE) return error("Cannot open file."); BYTE headers[1000]; DWORD read; ReadFile(h,headers,1000,&read,NULL); IMAGE_DOS_HEADER* idh = (IMAGE_DOS_HEADER*)headers; if(read<sizeof(IMAGE_DOS_HEADER)) return error("Invalid DOS header"); IMAGE_NT_HEADERS* inh =(IMAGE_NT_HEADERS*)(headers+idh->e_lfanew); if(read < idh->e_lfanew + sizeof(IMAGE_NT_HEADERS)) return error("Invalid NT header"); if(inh->Signature!=0x00004550) return error("Invalid NT header"); BOOL aslr = inh->OptionalHeader.DllCharacteristics & IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE; BOOL dep = inh->OptionalHeader.DllCharacteristics & IMAGE_DLLCHARACTERISTICS_NX_COMPAT; DWORD listNum = ListView_GetItemCount(hList); LI.mask = LVIF_TEXT; LI.state = 0; LI.stateMask = 0; LI.iSubItem=0; LI.iItem=iNumber; LI.pszText = modName; ListView_InsertItem(hList, &LI); if (aslr) { ListView_SetItemText(hList,listNum,1,"ASLR"); } else { ListView_SetItemText(hList, listNum, 1, "No ASLR"); } if (dep) { ListView_SetItemText(hList, listNum, 2, "DEP"); } else { ListView_SetItemText(hList, listNum, 2, "No DEP"); } return 0;} |