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sdb-explorer.c
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/*
Copyright (c) 2014-2015, Jon Erickson
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice, this
list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
The views and conclusions contained in the software and documentation are those
of the authors and should not be interpreted as representing official policies,
either expressed or implied, of the FreeBSD Project.
*/
#include <stdio.h>
#include <stdlib.h>
#include <Windows.h>
#include <string.h>
#include <Wincrypt.h>
#include "sdb.h"
#include "udis86.h"
BOOL resolveSdbFunctions();
extern SdbOpenDatabase SdbOpenDatabasePtr;
extern SdbCloseDatabase SdbCloseDatabasePtr;
extern SdbGetFileAttributes SdbGetFileAttributesPtr;
extern SdbTagToString SdbTagToStringPtr;
extern SdbGetFirstChild SdbGetFirstChildPtr;
extern SdbFreeFileAttributes SdbFreeFileAttributesPtr;
extern SdbGetTagFromTagID SdbGetTagFromTagIDPtr;
extern SdbGetNextChild SdbGetNextChildPtr;
extern SdbGetStringTagPtr SdbGetStringTagPtrPtr;
extern SdbReadBinaryTag SdbReadBinaryTagPtr;
extern SdbIsStandardDatabase SdbIsStandardDatabasePtr;
extern SdbReadDWORDTag SdbReadDWORDTagPtr;
extern SdbReadWORDTag SdbReadWORDTagPtr;
extern SdbGetBinaryTagData SdbGetBinaryTagDataPtr;
extern SdbGetTagDataSize SdbGetTagDataSizePtr;
extern SdbCreateDatabase SdbCreateDatabasePtr;
extern SdbGetShowDebugInfoOption SdbGetShowDebugInfoOptionPtr;
extern SdbWriteNULLTag SdbWriteNULLTagPtr;
extern SdbWriteDWORDTag SdbWriteDWORDTagPtr;
extern SdbCloseDatabaseWrite SdbCloseDatabaseWritePtr;
extern SdbBeginWriteListTag SdbBeginWriteListTagPtr;
extern SdbEndWriteListTag SdbEndWriteListTagPtr;
extern SdbWriteStringTag SdbWriteStringTagPtr;
extern SdbWriteBinaryTag SdbWriteBinaryTagPtr;
extern SdbReadQWORDTag SdbReadQWORDTagPtr;
extern SdbFindFirstTag SdbFindFirstTagPtr;
extern SdbFindNextTag SdbFindNextTagPtr;
extern SdbRegisterDatabaseEx SdbRegisterDatabaseExPtr;
extern SdbInitDatabase SdbInitDatabasePtr;
extern SdbGetMatchingExe SdbGetMatchingExePtr;
extern SdbGetMatchingExe SdbGetMatchingExePtr;
extern SdbDeclareIndex SdbDeclareIndexPtr;
extern SdbStartIndexing SdbStartIndexingPtr;
extern SdbStopIndexing SdbStopIndexingPtr;
extern SdbCommitIndexes SdbCommitIndexesPtr;
enum commands {
INVAILID_COMMAND,
PRINT_TREE,
PRINT_LEAK,
PROCESS_PATCH,
PROCESS_CHECKSUM,
PRINT_DLLS,
CREATE_DATABASE,
MATCH_EXE,
REGISTER_DATABASE,
CREATE_DATABASE_FROMFILE,
} cmd;
enum configDataState {
INIT,
APPLICATION,
DATABASE,
PATCH,
COMPLETE,
} myState;
typedef struct _PATCHENTRY
{
PPATCHBITS pb;
DWORD size;
struct _PATCHENTRY* next;
} PATCHENTRY, *PPATCHENTRY;
typedef struct _PATCH_DATA
{
char* moduleName;
DWORD checksum;
DWORD count;
DWORD totalSizeOfPatchEntries;
TAGID patch_tagID;
PPATCHENTRY patchentry;
struct _PATCH_DATA* next;
} PATCH_DATA, *PPATCH_DATA;
typedef struct _APP_DATA
{
char* appName;
DWORD count;
PPATCH_DATA patches;
} APP_DATA, *PAPP_DATA;
static wchar_t* filename = NULL;
static wchar_t* appname = NULL;
static char* dbname = NULL;
static LPOLESTR configFilename = NULL;
static wchar_t* searchexe;
static DWORD g_checksum = -1;
static DWORD g_patchid = -1;
static BOOL createIDC = FALSE;
static enum commands foo = INVAILID_COMMAND;
static TAGID currentEXEtag = TAGID_NULL;
static LPTSTR currentDLLname = NULL;
static BOOL is32Bit = TRUE;
__declspec(noreturn) void fatalError(char* format, ...)
{
va_list args;
va_start(args, format);
vfprintf(stderr, format, args);
va_end(args);
exit(-1);
}
void initUdis(ud_t *udis)
{
ud_init(udis);
if (is32Bit)
ud_set_mode(udis, 32);
else
ud_set_mode(udis, 64);
ud_set_syntax(udis, UD_SYN_INTEL);
}
void safeCoCreateGuid(LPGUID guid)
{
if (CoCreateGuid(guid) != S_OK)
fatalError("CoCreateGuid failed");
}
void usage()
{
fprintf(stderr, "sdb-explorer\n");
fprintf(stderr, "Copyright (C) 2015 Jon Erickson\n\n");
fprintf(stderr, "Print full sdb tree\n");
fprintf(stderr, "\tsdb-explorer.exe -t filename.sdb\n\n");
fprintf(stderr, "Print patch details\n");
fprintf(stderr, "\tsdb-explorer.exe [-i] -p filename.sdb (patch | patchid | patchref | patchbin)\n");
fprintf(stderr, "\t\t-i - create IDAPython Script (optional)\n\n");
fprintf(stderr, "Print patch details for checksum\n");
fprintf(stderr, "\tsdb-explorer.exe [-i] -s filename.sdb\n\n");
fprintf(stderr, "Create file containing the leaked memory\n");
fprintf(stderr, "\tsdb-explorer.exe -l filename.sdb\n\n");
fprintf(stderr, "Print Match Entries\n");
fprintf(stderr, "\tsdb-explorer.exe -d filename.sdb\n\n");
fprintf(stderr, "Create Patch From file\n");
fprintf(stderr, "\tsdb-explorer.exe -C config.dat [-o filename.sdb]\n\n");
fprintf(stderr, "Register sdb file\n");
fprintf(stderr, "\tsdb-explorer.exe -r filename.sdb [-a application.exe]\n\n");
fprintf(stderr, "Display usage\n");
fprintf(stderr, "\tsdb-explorer.exe -h\n\n");
exit(0);
}
void matchEXE()
{
HSDB mdb;
SDBQUERYRESULT result;
mdb = SdbInitDatabasePtr(HID_DATABASE_FULLPATH | HID_DOS_PATHS, filename);
if (!mdb)
{
fprintf(stderr, "failed to init database\n");
return;
}
if (!SdbGetMatchingExePtr(mdb, searchexe, (LPCTSTR)L"explorer.exe", NULL, 0, &result))
{
fprintf(stderr, "Failed to find match\n");
return;
}
printf("Found it\n");
}
DWORD createPatchOperation(PPATCHBITS out, DWORD opcode, LPBYTE buf, DWORD size, LPCTSTR moduleName, DWORD rva)
{
PATCHBITS pb;
size_t len;
size_t ret = sizeof(PATCHBITS) + size;
if (out == NULL)
{
if (opcode == 0)
{
// 00000000 00000000
return 8;
}
// return size required
return ret;
}
// end of patch operations
if (opcode == 0)
{
memset(out, 0, 8);
return 8;
}
len = wcslen(moduleName);
if (len > (MAX_MODULE- 1))
return -1;
// callers job to ensure out has enough space to hold the patch data
memset(&pb, 0, sizeof(PATCHBITS));
pb.opcode = opcode;
memcpy(&pb.moduleName, moduleName, len*sizeof(wchar_t));
pb.patternSize = size;
pb.actionSize = sizeof(PATCHBITS) + size;
pb.rva = rva;
pb.unknown = 0;
// copy to outbuffer
memcpy(out, &pb, sizeof(PATCHBITS));
memcpy(((LPBYTE)out)+sizeof(PATCHBITS), buf, size);
return ret;
}
LPBYTE getPatch(LPBYTE _sp, DWORD _sp_len, LPBYTE _rp, DWORD _rp_len, LPCTSTR moduleName, DWORD rva, DWORD* out)
{
DWORD sSize, rSize;
DWORD total;
LPBYTE buf;
sSize = createPatchOperation(NULL, PATCH_MATCH, _sp, _sp_len, moduleName, rva);
rSize = createPatchOperation(NULL, PATCH_REPLACE, _rp, _rp_len, moduleName, rva);
total = sSize + rSize + 8;
buf = (LPBYTE)malloc(total);
if (!buf) fatalError("Failed to allocate memory");
memset(buf, 0, total);
createPatchOperation((PPATCHBITS)buf, PATCH_MATCH, _sp, _sp_len, moduleName, rva);
createPatchOperation((PPATCHBITS)&buf[sSize], PATCH_REPLACE, _rp, _rp_len, moduleName, rva);
*out = total;
return buf;
}
PAPP_DATA newApplication(char* appName)
{
PAPP_DATA appData = (PAPP_DATA)malloc(sizeof(APP_DATA));
if (!appData) fatalError("Failed to allocate memory");
appData->appName = appName;
appData->count = 0;
appData->patches = NULL;
return appData;
}
PPATCH_DATA newPatch(PAPP_DATA appData, char* moduleName, DWORD checksum)
{
PPATCH_DATA patch_data = (PPATCH_DATA)malloc(sizeof(PATCH_DATA));
if (!patch_data) fatalError("Failed to allocate memory");
patch_data->moduleName = moduleName;
patch_data->count = 0;
patch_data->checksum = checksum;
patch_data->patchentry = NULL;
patch_data->patch_tagID = TAGID_NULL;
patch_data->totalSizeOfPatchEntries = 0;
// insert patch to beginning of patch list
patch_data->next = appData->patches;
appData->count += 1;
appData->patches = patch_data;
return patch_data;
}
void printMyPatchInfo(PAPP_DATA appData)
{
PPATCH_DATA tmp;
PPATCHENTRY tmppe;
DWORD i,j, k;
printf("%s\n", appData->appName);
tmp = appData->patches;
for (i = 0; i < appData->count; i++)
{
printf("\tAPP: %s CHECKSUM: %08x Total Patch Size: %d\n", tmp->moduleName, tmp->checksum, tmp->totalSizeOfPatchEntries);
tmppe = tmp->patchentry;
for (j = 0; j < tmp->count; j++)
{
wprintf(L"\t\tMOD: %s OPCODE: %d SIZE: %d RVA: %08x\n", tmppe->pb->moduleName, tmppe->pb->opcode, tmppe->pb->patternSize, tmppe->pb->rva);
printf("\t\t\t");
for (k = 0; k < tmppe->pb->patternSize; k++)
{
printf("%02x ", tmppe->pb->pattern[k]);
if ((k+1) % 16 == 0) printf("\n\t\t\t");
}
printf("\n");
tmppe = tmppe->next;
}
tmp = tmp->next;
}
}
PPATCHENTRY newMatchReplacePatchEntry(PPATCH_DATA patch_data, LPCTSTR moduleName, DWORD rva, PBYTE matchPattern, DWORD mpSize, PBYTE replacePattern, DWORD rpSize)
{
DWORD size;
PPATCHBITS pb;
// do replace pattern
PPATCHENTRY pe = (PPATCHENTRY)malloc(sizeof(PATCHENTRY));
if (!pe) fatalError("Failed to allocate memory");
size = createPatchOperation(NULL, PATCH_REPLACE, replacePattern, rpSize, moduleName, rva);
pb = (PPATCHBITS)malloc(size);
if (!pb) fatalError("Failed to allocate memory");
// create replace entry first, so that the match will come first after the insert
createPatchOperation(pb, PATCH_REPLACE, replacePattern, rpSize, moduleName, rva);
pe->size = size;
pe->pb = pb;
// insert
pe->next = patch_data->patchentry;
patch_data->patchentry = pe;
patch_data->totalSizeOfPatchEntries += size;
// do match pattern
pe = (PPATCHENTRY)malloc(sizeof(PATCHENTRY));
if (!pe) fatalError("Failed to allocate memory");
size = createPatchOperation(NULL, PATCH_MATCH, matchPattern, mpSize, moduleName, rva);
pb = (PPATCHBITS)malloc(size);
if (!pb) fatalError("Failed to allocate memory");
// create replace entry first, so that the match will come first after the insert
createPatchOperation(pb, PATCH_MATCH, matchPattern, mpSize, moduleName, rva);
pe->size = size;
pe->pb = pb;
// insert match at beginning
pe->next = patch_data->patchentry;
patch_data->patchentry = pe;
patch_data->totalSizeOfPatchEntries += size;
// increase by two
patch_data->count += 2;
return pe;
}
PPATCHENTRY newReplacePatchEntry(PPATCH_DATA patch_data, LPCTSTR moduleName, DWORD rva, PBYTE replacePattern, DWORD rpSize)
{
DWORD size;
PPATCHBITS pb;
// do replace pattern
PPATCHENTRY pe = (PPATCHENTRY)malloc(sizeof(PATCHENTRY));
if (!pe) fatalError("Failed to allocate memory");
size = createPatchOperation(NULL, PATCH_REPLACE, replacePattern, rpSize, moduleName, rva);
pb = (PPATCHBITS)malloc(size);
if (!pb) fatalError("Failed to allocate memory");
// create replace entry first, so that the match will come first after the insert
createPatchOperation(pb, PATCH_REPLACE, replacePattern, rpSize, moduleName, rva);
pe->size = size;
pe->pb = pb;
// insert
pe->next = patch_data->patchentry;
patch_data->patchentry = pe;
// increase by two
patch_data->count += 1;
patch_data->totalSizeOfPatchEntries += size;
return pe;
}
void getAttr(LPCTSTR filename)
{
PATTRINFO ppAttrInfo = NULL;
DWORD attrCount = 0;
DWORD i;
if (!SdbGetFileAttributesPtr(filename, &ppAttrInfo, &attrCount))
{
fprintf(stderr, "Failed to get attributes\n");
exit(-1);
}
for (i = 0; i < attrCount; i++)
{
if ((ppAttrInfo[i].dwFlags & ATTRIBUTE_AVAILABLE) == ATTRIBUTE_AVAILABLE)
{
LPCTSTR tmp = SdbTagToStringPtr(ppAttrInfo[i].tAttrID);
wprintf(L"TAG %x - %s: ", ppAttrInfo[i].tAttrID, tmp);
if ((ppAttrInfo[i].tAttrID & TAG_TYPE_DWORD) == TAG_TYPE_DWORD)
{
wprintf(L"%d (0x%x)\n", ppAttrInfo[i].dwAttr, ppAttrInfo[i].dwAttr);
}
else if ((ppAttrInfo[i].tAttrID & TAG_TYPE_STRINGREF) == TAG_TYPE_STRINGREF)
{
wprintf(L"%s\n", ppAttrInfo[i].lpAttr);
}
else if ((ppAttrInfo[i].tAttrID & TAG_TYPE_QWORD) == TAG_TYPE_QWORD)
{
wprintf(L"%lld (0x%llx)\n", ppAttrInfo[i].ullAttr, ppAttrInfo[i].ullAttr);
}
}
}
SdbFreeFileAttributesPtr(ppAttrInfo);
}
void findPatchForChecksum(PDB db, TAGID tid, DWORD checksum, TAGID* found)
{
TAG tmpTag = 0;
DWORD dwD = 0;
TAGID newtid = TAGID_NULL;
LPCTSTR tmp;
DWORD i = 0;
if (*found != TAGID_NULL) return;
newtid = SdbGetFirstChildPtr(db, tid);
while (newtid != TAGID_NULL)
{
tmpTag = SdbGetTagFromTagIDPtr(db, newtid);
tmp = SdbTagToStringPtr(tmpTag);
// process tag types
switch (tmpTag)
{
case TAG_EXE:
currentEXEtag = newtid;
break;
case TAG_NAME:
currentDLLname = SdbGetStringTagPtrPtr(db, newtid);
break;
case TAG_PE_CHECKSUM:
dwD = SdbReadDWORDTagPtr(db, newtid, -1);
if (dwD == checksum)
{
wprintf(L"Found checksum, EXE id = %x\n", currentEXEtag);
*found = currentEXEtag;
}
break;
default:
break;
}
// recursive
if ((tmpTag & TAG_TYPE_LIST) == TAG_TYPE_LIST)
{
findPatchForChecksum(db, newtid, checksum, found);
}
// get next tag
newtid = SdbGetNextChildPtr(db, tid, newtid);
}
}
void printDlls(PDB db, TAGID tid)
{
TAG tmpTag = 0;
DWORD dwD = 0;
TAGID newtid = TAGID_NULL;
LPCTSTR tmp;
ULONGLONG quadword = 0;
DWORD i = 0;
newtid = SdbGetFirstChildPtr(db, tid);
while (newtid != TAGID_NULL)
{
tmpTag = SdbGetTagFromTagIDPtr(db, newtid);
tmp = SdbTagToStringPtr(tmpTag);
// process tag types
switch (tmpTag)
{
case TAG_EXE:
currentEXEtag = newtid;
break;
case TAG_NAME:
currentDLLname = SdbGetStringTagPtrPtr(db, newtid);
break;
case TAG_BIN_FILE_VERSION:
quadword = SdbReadQWORDTagPtr(db, newtid, -1);
break;
case TAG_PE_CHECKSUM:
dwD = SdbReadDWORDTagPtr(db, newtid, -1);
printf("%S (", currentDLLname);
wprintf(L"%d.", ((short*)&quadword)[3]);
wprintf(L"%d.", ((short*)&quadword)[2]);
wprintf(L"%d.", ((short*)&quadword)[1]);
wprintf(L"%d", ((short*)&quadword)[0]);
wprintf(L") Checksum = (0x%x)", dwD);
//wprintf(L"%s ", currentDLLname);
printf("\n");
break;
default:
break;
}
// recursive
if ((tmpTag & TAG_TYPE_LIST) == TAG_TYPE_LIST)
{
printDlls(db, newtid);
}
// get next tag
newtid = SdbGetNextChildPtr(db, tid, newtid);
}
}
void printLeaked(PDB db, TAGID tid, HANDLE leakF)
{
TAG tmpTag = 0;
DWORD dwD = 0;
TAGID newtid = TAGID_NULL;
DWORD i = 0;
DWORD len;
DWORD flag;
size_t slen;
size_t patternLen;
BOOL isMore = TRUE;
DWORD count = 0;
DWORD myCount = 0;
unsigned char* foo;
unsigned char* leak;
if (leakF == INVALID_HANDLE_VALUE)
{
fprintf(stderr, "Bad file handle passed to print leaked function\n");
return;
}
newtid = SdbGetFirstChildPtr(db, tid);
while (newtid != TAGID_NULL)
{
tmpTag = SdbGetTagFromTagIDPtr(db, newtid);
// process tag types
switch (tmpTag)
{
case TAG_PATCH_BITS:
dwD = SdbGetTagDataSizePtr(db, newtid);
foo = (unsigned char*)SdbGetBinaryTagDataPtr(db, newtid);
// for each part of the patch
while (isMore)
{
// check for invalid opcode
flag = *(DWORD*)&foo[0];
if (flag != 0x2 && flag !=0x4) break;
len = *(DWORD*)&foo[4];
patternLen = *(DWORD*)&foo[8];
printf("Len: %d\n", len);
slen = wcslen((const wchar_t*)&foo[0x14]);
leak = foo + 0x14 +(slen*(sizeof(wchar_t)))+sizeof(wchar_t);
myCount = len-patternLen-(slen*sizeof(wchar_t)+sizeof(wchar_t))-0x14;
printf("offset: %x - leakLen: %x\n", 0x14+(slen*sizeof(wchar_t)+sizeof(wchar_t)), myCount);
wprintf(L"\n");
WriteFile(leakF, (LPVOID)leak, myCount, &count, NULL);
if (myCount != count)
{
fprintf(stderr, "Error writting to leak file\n");
}
foo += len;
}
/*
Sample Patch Data
04 00 00 00 5b 00 00 00 07 00 00 00 ea 58 24 00
fb 9d 0a 6d 6d 00 73 00 68 00 74 00 6d 00 6c 00
2e 00 64 00 6c 00 6c 00 00 00
// LEAK
0c 00 50 fc 0c 00
90 fc 0c 00 e1 26 0c 6d 79 72 15 f7 fe ff ff ff
fb 9d 0a 6d 5c fc 0c 00 46 27 09 6d 40 fc 49 00
66 4f 0d 6d
// END LEAK
90 90 90 90 90 8b ff
02 00 00 00 5b
00 00 00 07 00 00 00 ea 58 24 00 00 00 1d 00 6d
00 73 00 68 00 74 00 6d 00 6c 00 2e 00 64 00 6c
00 6c 00 00
// LEAK
00 d5 01 fe ff ff ff c3 3c c1 77 ee
3c c1 77 60 00 00 00 68 00 00 00 82 87 1d 00 80
87 1d 00 ff ff ff ff 60 00 00 00 46 e0 c0 77
// END LEAK
e9 ac d7 2f 00 eb f9
04 00 00 00 58 00 00 00 04 00
00 00 9b 30 54 00 fb 9d 0a 6d 6d 00 73 00 68 00
74 00 6d 00 6c 00 2e 00 64 00 6c 00 6c 00 00
// LEAK
00
0c 00 50 fc 0c 00 90 fc 0c 00 e1 26 0c 6d 79 72
15 f7 fe ff ff ff fb 9d 0a 6d 5c fc 0c 00 46 27
09 6d 40 fc 49 00
// END LEAK
66 4f 0d 6d
00 00 00 00
02 00 00 00 84 00 00 00 30 00 00 00 9b 30 54 00 00 00
1d 00 6d 00 73 00 68 00 74 00 6d 00 6c 00 2e 00
64 00 6c 00 6c 00 00
// LEAK
00 d5 01 fe ff ff ff c3 3c
c1 77 ee 3c c1 77 60 00 00 00 68 00 00 00 82 87
1d 00 80 87 1d 00 ff ff ff ff 60 00 00 00 46 e0
c0 77 55 89 e5 8b 45 08 ff 40 04 ff 75 1c ff 75
18 ff 75 14 ff 75 10 ff 75 0c ff 75 08 e8 36 28
d0 ff 50 ff 75 08 e8 a7 0d d0 ff 58 89 ec 5d c2
18 00 00 00 00 00 00 00 00 00 */
break;
}
// recursive
if ((tmpTag & TAG_TYPE_LIST) == TAG_TYPE_LIST)
{
printLeaked(db, newtid, leakF);
}
// get next tag
newtid = SdbGetNextChildPtr(db, tid, newtid);
}
}
void printTree(PDB db, TAGID tid, DWORD level)
{
TAG tmpTag = 0;
DWORD dwD = 0;
TAGID newtid = TAGID_NULL;
LPOLESTR str;
LPCTSTR tmp;
DWORD i = 0;
GUID guid;
ULONGLONG quadword;
unsigned char* foo;
newtid = SdbGetFirstChildPtr(db, tid);
while (newtid != TAGID_NULL)
{
tmpTag = SdbGetTagFromTagIDPtr(db, newtid);
tmp = SdbTagToStringPtr(tmpTag);
// indent levels
for (i = 0; i < level; i++)
{
wprintf(L"\t");
}
wprintf(L"%x TAG %x - %s", newtid, tmpTag, tmp);
// process tag types
switch (tmpTag)
{
case TAG_DATABASE_ID:
if (SdbReadBinaryTagPtr(db, newtid, (PBYTE)&guid, sizeof(guid)))
{
if (StringFromCLSID((REFCLSID)&guid, &str) == S_OK)
{
wprintf(L": %s", str);
if (SdbIsStandardDatabasePtr(guid))
{
wprintf(L" STANDARD");
}
else
{
wprintf(L" NON-STANDARD");
}
CoTaskMemFree(str);
}
}
break;
case TAG_APP_ID:
case TAG_FIX_ID:
case TAG_EXE_ID:
if (SdbReadBinaryTagPtr(db, newtid, (PBYTE)&guid, sizeof(guid)))
{
if (StringFromCLSID((REFCLSID)&guid, &str) == S_OK)
{
wprintf(L": %s", str);
CoTaskMemFree(str);
}
}
break;
case TAG_PATCH_BITS:
dwD = SdbGetTagDataSizePtr(db, newtid);
foo = (unsigned char*)SdbGetBinaryTagDataPtr(db, newtid);
wprintf(L"\n");
break;
case TAG_INDEX_BITS:
dwD = SdbGetTagDataSizePtr(db, newtid);
foo = (unsigned char*)SdbGetBinaryTagDataPtr(db, newtid);
wprintf(L"\n");
for (i = 0; i < dwD; i++)
{
wprintf(L"%02x ", foo[i]);
if (((i + 1) % 16) == 0)
{
wprintf(L"\n");
}
}
//exit(-1);
break;
// dwords
case TAG_PATCH_TAGID:
case TAG_SHIM_TAGID:
case TAG_PE_CHECKSUM:
case TAG_CHECKSUM:
case TAG_DATA_DWORD:
case TAG_OS_PLATFORM:
case TAG_DESCRIPTION_RC_ID:
case TAG_INDEX_FLAGS:
dwD = SdbReadDWORDTagPtr(db, newtid, -1);
wprintf(L": %d (0x%x)", dwD, dwD);
break;
// words
case TAG_INDEX_KEY:
case TAG_INDEX_TAG:
dwD = SdbReadWORDTagPtr(db, newtid, -1);
wprintf(L": %d (0x%x)", dwD, dwD);
break;
// strings
case TAG_APP_NAME:
case TAG_COMPILER_VERSION:
case TAG_VENDOR:
case TAG_COMPANY_NAME:
case TAG_NAME:
case TAG_PRODUCT_NAME:
case TAG_PRODUCT_VERSION:
case TAG_STRINGTABLE_ITEM:
case TAG_MODULE:
case TAG_FILE_DESCRIPTION:
case TAG_COMMAND_LINE:
case TAG_DLLFILE:
case TAG_FLAGS:
wprintf(L": %ws", SdbGetStringTagPtrPtr(db, newtid));
break;
// quad word
case TAG_UPTO_BIN_PRODUCT_VERSION:
case TAG_UPTO_BIN_FILE_VERSION:
case TAG_BIN_FILE_VERSION:
quadword = SdbReadQWORDTagPtr(db, newtid, -1);
wprintf(L": %d.", ((short*)&quadword)[3]);
wprintf(L"%d.", ((short*)&quadword)[2]);
wprintf(L"%d.", ((short*)&quadword)[1]);
wprintf(L"%d", ((short*)&quadword)[0]);
break;
default:
break;
}
wprintf(L"\n");
// recursive
if ((tmpTag & TAG_TYPE_LIST) == TAG_TYPE_LIST)
{
printTree(db, newtid, level + 1);
}
// get next tag
newtid = SdbGetNextChildPtr(db, tid, newtid);
}
}
void registerDatabase()
{
PDB db = NULL;
LPOLESTR str2;
DWORD size;
LPWSTR str = NULL;
TAGID dbid = TAGID_NULL;
PVOID tmp;
HKEY res, res2;
DWORD disp;
DWORD status = 0;
DWORD64 quad = 0;
char buf[1024];
printf("Registering %ws...\n", filename);
size = GetFullPathNameW(filename, 0, NULL, NULL);
str = malloc((size+1)*sizeof(WCHAR));
if (!str) fatalError("Failed to allocated memory");
size = GetFullPathNameW(filename, size, str, NULL);
// get database id
db = SdbOpenDatabasePtr(str, DOS_PATH);
if (!db) fatalError("Could not open sdb file to identify database id");
dbid = SdbFindFirstTagPtr(db, TAGID_ROOT, TAG_DATABASE);
if (dbid == TAGID_NULL) fatalError("Could not find DB");
dbid = SdbFindFirstTagPtr(db, dbid, TAG_DATABASE_ID);
if (dbid == TAGID_NULL) fatalError("Could not find DB id");
tmp = SdbGetBinaryTagDataPtr(db, dbid);
if (!tmp) fatalError("Error retrieving database id");
if (StringFromCLSID((REFCLSID)tmp, &str2) == S_OK)
{
printf("Found %ws\n", str2);
sprintf_s(buf, sizeof(buf), "SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\AppCompatFlags\\InstalledSDB\\%ws", str2);
} else fatalError("Failed to convert databaseid to guid");
// done searching for the database id
SdbCloseDatabasePtr(db);
if (!SdbRegisterDatabaseExPtr(str, SDB_DATABASE_SHIM, NULL))
{
fprintf(stderr, "Failed to register database: %ws", filename);
return;
}
// find the database install time
printf("Trying to open: %s\n", buf);
status = RegOpenKeyExA(HKEY_LOCAL_MACHINE, buf, 0, KEY_QUERY_VALUE | KEY_WOW64_64KEY , &res);
if (status != ERROR_SUCCESS) fatalError("failed to open registery key");
size = 8;
status = RegQueryValueExA(res, "DatabaseInstallTimeStamp", NULL, NULL, (LPBYTE)&quad, &size);
if (status != ERROR_SUCCESS) fatalError("failed to get database install time");
printf("Database installed date: %llu\n", quad);
RegCloseKey(res);
// create the application name in the Custom
sprintf_s(buf, sizeof(buf), "SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\AppCompatFlags\\Custom");
printf("trying to open: %s\n", buf);
status = RegOpenKeyExA(HKEY_LOCAL_MACHINE, buf, 0, KEY_ALL_ACCESS | KEY_CREATE_SUB_KEY | KEY_WOW64_64KEY , &res);
if (status != ERROR_SUCCESS) fatalError("failed to open registery key");
// Create or open existing application
status = RegOpenKeyExW(res, appname, 0, KEY_ALL_ACCESS, &res2);
if (status != ERROR_SUCCESS)
{
status = RegCreateKeyExW(res, appname, 0, NULL, 0, KEY_ALL_ACCESS, NULL, &res2, &disp);
}
if (status != ERROR_SUCCESS)
{
fatalError("Can't create RegCreateKeyExW, error: %d (0x%x)", status, status);
}
// write the database install time value
sprintf_s(buf, sizeof(buf), "%ws.sdb", str2);
printf("writting to: %s\n", buf);
status = RegSetValueExA(res2, buf, 0, REG_QWORD, (LPBYTE)&quad, sizeof(DWORD64));
if (status != ERROR_SUCCESS) fatalError("failed to set value");
RegCloseKey(res2); // application name
RegCloseKey(res); // custom
CoTaskMemFree(str2);
str2 = NULL;
free(str);
str = NULL;
printf("done\n");
return;
}
void createIDAPython(LPBYTE buf)
{
DWORD i;
PPATCHBITS pb;
char *tmp;
DWORD size;
printf("from idaapi import *\n\n");
printf("base = idaapi.get_imagebase();\n");
printf("addr = 0;\n\n");
// iterate through the patch actions
pb = (PPATCHBITS)buf;
while (1)
{
if (pb->opcode != PATCH_MATCH && pb->opcode != PATCH_REPLACE)
{
break;
}
// ignore match actions
if (pb->opcode == PATCH_REPLACE)
{
printf("addr = base + 0x%x;\n", pb->rva);
// turn each byte into \xYY
size = pb->patternSize * 4;
tmp = (char*)malloc(size + 1);
if (!tmp) break;
// for each byte put into \xYY form.
for (i = 0; i < pb->patternSize; i++)
{
sprintf_s(&tmp[i*4], 5, "\\x%02x", pb->pattern[i]);
}
printf("print \"Patching: 0x%%x %d bytes\" %% (addr)\n", pb->patternSize);
printf("idaapi.patch_many_bytes(addr, \"%s\");\n\n", tmp);
free(tmp);
tmp = NULL;
}
// goto next action
pb = (PPATCHBITS)((PBYTE)pb + pb->actionSize);
}
}
void displayPatch(LPBYTE buf)
{
DWORD i;
PPATCHBITS pb;
ud_t disasm;
if (buf == NULL)
{
return;
}
if (createIDC == TRUE)
{
createIDAPython(buf);
return;
}
initUdis(&disasm);
// iterate through the patch actions
pb = (PPATCHBITS)buf;
while (1)
{
if (pb->opcode != PATCH_MATCH && pb->opcode != PATCH_REPLACE)
{
break;
}
wprintf(L"module : %s\n", pb->moduleName);
wprintf(L"opcode : %d %s\n", pb->opcode, pb->opcode == PATCH_MATCH ? L"MATCH" : L"REPLACE");
wprintf(L"actionSize : %d\n", pb->actionSize);
wprintf(L"patternSize: %d\n", pb->patternSize);
wprintf(L"RVA : 0x%08x\n", pb->rva);
wprintf(L"Bytes: ");
for (i = 0; i < pb->patternSize; i++)
{
wprintf(L"%02x ", pb->pattern[i]);
}
wprintf(L"\n\n");
printf("Code:\n");
ud_set_input_buffer(&disasm, pb->pattern, pb->patternSize);
while (ud_disassemble(&disasm))
{
printf("\t%08llx %-16s %s\n", ud_insn_off(&disasm), ud_insn_hex(&disasm), ud_insn_asm(&disasm));