2025-05-13 19:45:22 +03:00

358 lines
9.6 KiB
C

/*
* Process Hacker Extended Tools -
* unloaded DLLs display
*
* Copyright (C) 2010-2011 wj32
*
* This file is part of Process Hacker.
*
* Process Hacker is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Process Hacker is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Process Hacker. If not, see <http://www.gnu.org/licenses/>.
*/
#include "exttools.h"
typedef struct _UNLOADED_DLLS_CONTEXT
{
PPH_PROCESS_ITEM ProcessItem;
HWND ListViewHandle;
PVOID CapturedEventTrace;
} UNLOADED_DLLS_CONTEXT, *PUNLOADED_DLLS_CONTEXT;
INT_PTR CALLBACK EtpUnloadedDllsDlgProc(
_In_ HWND hwndDlg,
_In_ UINT uMsg,
_In_ WPARAM wParam,
_In_ LPARAM lParam
);
VOID EtShowUnloadedDllsDialog(
_In_ HWND ParentWindowHandle,
_In_ PPH_PROCESS_ITEM ProcessItem
)
{
UNLOADED_DLLS_CONTEXT context;
context.ProcessItem = ProcessItem;
context.CapturedEventTrace = NULL;
DialogBoxParam(
PluginInstance->DllBase,
MAKEINTRESOURCE(IDD_UNLOADEDDLLS),
ParentWindowHandle,
EtpUnloadedDllsDlgProc,
(LPARAM)&context
);
if (context.CapturedEventTrace)
PhFree(context.CapturedEventTrace);
}
BOOLEAN EtpRefreshUnloadedDlls(
_In_ HWND hwndDlg,
_In_ PUNLOADED_DLLS_CONTEXT Context
)
{
NTSTATUS status;
PULONG elementSize;
PULONG elementCount;
PVOID eventTrace;
HANDLE processHandle = NULL;
ULONG eventTraceSize;
ULONG capturedElementSize;
ULONG capturedElementCount;
PVOID capturedEventTracePointer;
PVOID capturedEventTrace = NULL;
ULONG i;
PVOID currentEvent;
HWND lvHandle;
lvHandle = GetDlgItem(hwndDlg, IDC_LIST);
ListView_DeleteAllItems(lvHandle);
RtlGetUnloadEventTraceEx(&elementSize, &elementCount, &eventTrace);
if (!NT_SUCCESS(status = PhOpenProcess(&processHandle, PROCESS_VM_READ, Context->ProcessItem->ProcessId)))
goto CleanupExit;
// We have the pointers for the unload event trace information.
// Since ntdll is loaded at the same base address across all processes,
// we can read the information in.
if (!NT_SUCCESS(status = NtReadVirtualMemory(
processHandle,
elementSize,
&capturedElementSize,
sizeof(ULONG),
NULL
)))
goto CleanupExit;
if (!NT_SUCCESS(status = NtReadVirtualMemory(
processHandle,
elementCount,
&capturedElementCount,
sizeof(ULONG),
NULL
)))
goto CleanupExit;
if (!NT_SUCCESS(status = NtReadVirtualMemory(
processHandle,
eventTrace,
&capturedEventTracePointer,
sizeof(PVOID),
NULL
)))
goto CleanupExit;
if (!capturedEventTracePointer)
goto CleanupExit; // no events
if (capturedElementCount > 0x4000)
capturedElementCount = 0x4000;
eventTraceSize = capturedElementSize * capturedElementCount;
capturedEventTrace = PhAllocateSafe(eventTraceSize);
if (!capturedEventTrace)
{
status = STATUS_NO_MEMORY;
goto CleanupExit;
}
if (!NT_SUCCESS(status = NtReadVirtualMemory(
processHandle,
capturedEventTracePointer,
capturedEventTrace,
eventTraceSize,
NULL
)))
goto CleanupExit;
currentEvent = capturedEventTrace;
ExtendedListView_SetRedraw(lvHandle, FALSE);
for (i = 0; i < capturedElementCount; i++)
{
PRTL_UNLOAD_EVENT_TRACE rtlEvent = currentEvent;
INT lvItemIndex;
WCHAR buffer[128];
PPH_STRING string;
LARGE_INTEGER time;
SYSTEMTIME systemTime;
if (!rtlEvent->BaseAddress)
break;
PhPrintUInt32(buffer, rtlEvent->Sequence);
lvItemIndex = PhAddListViewItem(lvHandle, MAXINT, buffer, rtlEvent);
// Name
if (PhCopyStringZ(rtlEvent->ImageName, sizeof(rtlEvent->ImageName) / sizeof(WCHAR),
buffer, sizeof(buffer) / sizeof(WCHAR), NULL))
{
PhSetListViewSubItem(lvHandle, lvItemIndex, 1, buffer);
}
// Base Address
PhPrintPointer(buffer, rtlEvent->BaseAddress);
PhSetListViewSubItem(lvHandle, lvItemIndex, 2, buffer);
// Size
string = PhFormatSize(rtlEvent->SizeOfImage, -1);
PhSetListViewSubItem(lvHandle, lvItemIndex, 3, string->Buffer);
PhDereferenceObject(string);
// Time Stamp
RtlSecondsSince1970ToTime(rtlEvent->TimeDateStamp, &time);
PhLargeIntegerToLocalSystemTime(&systemTime, &time);
string = PhFormatDateTime(&systemTime);
PhSetListViewSubItem(lvHandle, lvItemIndex, 4, string->Buffer);
PhDereferenceObject(string);
// Checksum
PhPrintPointer(buffer, UlongToPtr(rtlEvent->CheckSum));
PhSetListViewSubItem(lvHandle, lvItemIndex, 5, buffer);
currentEvent = PTR_ADD_OFFSET(currentEvent, capturedElementSize);
}
ExtendedListView_SortItems(lvHandle);
ExtendedListView_SetRedraw(lvHandle, TRUE);
if (Context->CapturedEventTrace)
PhFree(Context->CapturedEventTrace);
Context->CapturedEventTrace = capturedEventTrace;
CleanupExit:
if (processHandle)
NtClose(processHandle);
if (NT_SUCCESS(status))
{
return TRUE;
}
else
{
PhShowStatus(hwndDlg, L"Unable to retrieve unload event trace information", status, 0);
return FALSE;
}
}
static INT NTAPI EtpNumberCompareFunction(
_In_ PVOID Item1,
_In_ PVOID Item2,
_In_opt_ PVOID Context
)
{
PRTL_UNLOAD_EVENT_TRACE item1 = Item1;
PRTL_UNLOAD_EVENT_TRACE item2 = Item2;
return uintcmp(item1->Sequence, item2->Sequence);
}
static INT NTAPI EtpBaseAddressCompareFunction(
_In_ PVOID Item1,
_In_ PVOID Item2,
_In_opt_ PVOID Context
)
{
PRTL_UNLOAD_EVENT_TRACE item1 = Item1;
PRTL_UNLOAD_EVENT_TRACE item2 = Item2;
return uintptrcmp((ULONG_PTR)item1->BaseAddress, (ULONG_PTR)item2->BaseAddress);
}
static INT NTAPI EtpSizeCompareFunction(
_In_ PVOID Item1,
_In_ PVOID Item2,
_In_opt_ PVOID Context
)
{
PRTL_UNLOAD_EVENT_TRACE item1 = Item1;
PRTL_UNLOAD_EVENT_TRACE item2 = Item2;
return uintptrcmp(item1->SizeOfImage, item2->SizeOfImage);
}
static INT NTAPI EtpTimeStampCompareFunction(
_In_ PVOID Item1,
_In_ PVOID Item2,
_In_opt_ PVOID Context
)
{
PRTL_UNLOAD_EVENT_TRACE item1 = Item1;
PRTL_UNLOAD_EVENT_TRACE item2 = Item2;
return uintcmp(item1->TimeDateStamp, item2->TimeDateStamp);
}
static INT NTAPI EtpCheckSumCompareFunction(
_In_ PVOID Item1,
_In_ PVOID Item2,
_In_opt_ PVOID Context
)
{
PRTL_UNLOAD_EVENT_TRACE item1 = Item1;
PRTL_UNLOAD_EVENT_TRACE item2 = Item2;
return uintcmp(item1->CheckSum, item2->CheckSum);
}
INT_PTR CALLBACK EtpUnloadedDllsDlgProc(
_In_ HWND hwndDlg,
_In_ UINT uMsg,
_In_ WPARAM wParam,
_In_ LPARAM lParam
)
{
PUNLOADED_DLLS_CONTEXT context;
if (uMsg == WM_INITDIALOG)
{
context = (PUNLOADED_DLLS_CONTEXT)lParam;
SetProp(hwndDlg, L"Context", (HANDLE)context);
}
else
{
context = (PUNLOADED_DLLS_CONTEXT)GetProp(hwndDlg, L"Context");
if (uMsg == WM_DESTROY)
RemoveProp(hwndDlg, L"Context");
}
if (!context)
return FALSE;
switch (uMsg)
{
case WM_INITDIALOG:
{
HWND lvHandle;
PhCenterWindow(hwndDlg, GetParent(hwndDlg));
context->ListViewHandle = lvHandle = GetDlgItem(hwndDlg, IDC_LIST);
PhSetListViewStyle(lvHandle, FALSE, TRUE);
PhSetControlTheme(lvHandle, L"explorer");
PhAddListViewColumn(lvHandle, 0, 0, 0, LVCFMT_LEFT, 40, L"No.");
PhAddListViewColumn(lvHandle, 1, 1, 1, LVCFMT_LEFT, 120, L"Name");
PhAddListViewColumn(lvHandle, 2, 2, 2, LVCFMT_LEFT, 80, L"Base Address");
PhAddListViewColumn(lvHandle, 3, 3, 3, LVCFMT_LEFT, 60, L"Size");
PhAddListViewColumn(lvHandle, 4, 4, 4, LVCFMT_LEFT, 100, L"Time Stamp");
PhAddListViewColumn(lvHandle, 5, 5, 5, LVCFMT_LEFT, 60, L"Checksum");
PhSetExtendedListView(lvHandle);
ExtendedListView_SetCompareFunction(lvHandle, 0, EtpNumberCompareFunction);
ExtendedListView_SetCompareFunction(lvHandle, 2, EtpBaseAddressCompareFunction);
ExtendedListView_SetCompareFunction(lvHandle, 3, EtpSizeCompareFunction);
ExtendedListView_SetCompareFunction(lvHandle, 4, EtpTimeStampCompareFunction);
ExtendedListView_SetCompareFunction(lvHandle, 5, EtpCheckSumCompareFunction);
if (!EtpRefreshUnloadedDlls(hwndDlg, context))
{
EndDialog(hwndDlg, IDCANCEL);
return FALSE;
}
}
break;
case WM_COMMAND:
{
switch (LOWORD(wParam))
{
case IDCANCEL:
case IDOK:
EndDialog(hwndDlg, IDOK);
break;
case IDC_REFRESH:
EtpRefreshUnloadedDlls(hwndDlg, context);
break;
}
}
break;
case WM_NOTIFY:
{
PhHandleListViewNotifyForCopy(lParam, context->ListViewHandle);
}
break;
}
return FALSE;
}