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  • R3 x64枚举进程句柄

    转载:https://blog.csdn.net/zhuhuibeishadiao/article/details/51292608

    需要注意的是:在R3使用ZwQueryObject很容易锁死,需要放到线程中,如果线程超过500ms就说明卡死了 就只能放弃这个句柄了 

    这个句柄外面是一个FileObject类型,但真实是一个信号类型

    还有在R3中枚举 有一个句柄我们是没有权限操作了 就是EtwRegistration类型的

    如果非要解决这个问题,可以参考国外的一个开源进程管理器

    ProcessHack

    我的操作是判断是不是EtwRegistration类型,只要是就都放弃

    枚举句柄还是R0好啊~

    至于用途:我知道的有

    1.删除正在使用中的文件

    2.对某些程序实现多开

    代码:

    main.cpp

    1.  
      #include <Windows.h>
    2.  
      #include <stdio.h>
    3.  
      #include <process.h>
    4.  
       
    5.  
      typedef LONG NTSTATUS;
    6.  
      #define NT_SUCCESS(Status) ((NTSTATUS)(Status) >= 0)
    7.  
       
    8.  
       
    9.  
      typedef enum _SYSTEM_INFORMATION_CLASS {
    10.  
      SystemBasicInformation, // 0 Y N
    11.  
      SystemProcessorInformation, // 1 Y N
    12.  
      SystemPerformanceInformation, // 2 Y N
    13.  
      SystemTimeOfDayInformation, // 3 Y N
    14.  
      SystemNotImplemented1, // 4 Y N
    15.  
      SystemProcessesAndThreadsInformation, // 5 Y N
    16.  
      SystemCallCounts, // 6 Y N
    17.  
      SystemConfigurationInformation, // 7 Y N
    18.  
      SystemProcessorTimes, // 8 Y N
    19.  
      SystemGlobalFlag, // 9 Y Y
    20.  
      SystemNotImplemented2, // 10 Y N
    21.  
      SystemModuleInformation, // 11 Y N
    22.  
      SystemLockInformation, // 12 Y N
    23.  
      SystemNotImplemented3, // 13 Y N
    24.  
      SystemNotImplemented4, // 14 Y N
    25.  
      SystemNotImplemented5, // 15 Y N
    26.  
      SystemHandleInformation, // 16 Y N
    27.  
      SystemObjectInformation, // 17 Y N
    28.  
      SystemPagefileInformation, // 18 Y N
    29.  
      SystemInstructionEmulationCounts, // 19 Y N
    30.  
      SystemInvalidInfoClass1, // 20
    31.  
      SystemCacheInformation, // 21 Y Y
    32.  
      SystemPoolTagInformation, // 22 Y N
    33.  
      SystemProcessorStatistics, // 23 Y N
    34.  
      SystemDpcInformation, // 24 Y Y
    35.  
      SystemNotImplemented6, // 25 Y N
    36.  
      SystemLoadImage, // 26 N Y
    37.  
      SystemUnloadImage, // 27 N Y
    38.  
      SystemTimeAdjustment, // 28 Y Y
    39.  
      SystemNotImplemented7, // 29 Y N
    40.  
      SystemNotImplemented8, // 30 Y N
    41.  
      SystemNotImplemented9, // 31 Y N
    42.  
      SystemCrashDumpInformation, // 32 Y N
    43.  
      SystemExceptionInformation, // 33 Y N
    44.  
      SystemCrashDumpStateInformation, // 34 Y Y/N
    45.  
      SystemKernelDebuggerInformation, // 35 Y N
    46.  
      SystemContextSwitchInformation, // 36 Y N
    47.  
      SystemRegistryQuotaInformation, // 37 Y Y
    48.  
      SystemLoadAndCallImage, // 38 N Y
    49.  
      SystemPrioritySeparation, // 39 N Y
    50.  
      SystemNotImplemented10, // 40 Y N
    51.  
      SystemNotImplemented11, // 41 Y N
    52.  
      SystemInvalidInfoClass2, // 42
    53.  
      SystemInvalidInfoClass3, // 43
    54.  
      SystemTimeZoneInformation, // 44 Y N
    55.  
      SystemLookasideInformation, // 45 Y N
    56.  
      SystemSetTimeSlipEvent, // 46 N Y
    57.  
      SystemCreateSession, // 47 N Y
    58.  
      SystemDeleteSession, // 48 N Y
    59.  
      SystemInvalidInfoClass4, // 49
    60.  
      SystemRangeStartInformation, // 50 Y N
    61.  
      SystemVerifierInformation, // 51 Y Y
    62.  
      SystemAddVerifier, // 52 N Y
    63.  
      SystemSessionProcessesInformation // 53 Y N
    64.  
      } SYSTEM_INFORMATION_CLASS;
    65.  
       
    66.  
      typedef struct
    67.  
      {
    68.  
      USHORT Length;
    69.  
      USHORT MaxLen;
    70.  
      USHORT *Buffer;
    71.  
      }UNICODE_STRING, *PUNICODE_STRING;
    72.  
       
    73.  
      typedef enum _OBJECT_INFORMATION_CLASS {
    74.  
      ObjectBasicInformation,
    75.  
      ObjectNameInformation,
    76.  
      ObjectTypeInformation,
    77.  
      ObjectAllInformation,
    78.  
      ObjectDataInformation
    79.  
      } OBJECT_INFORMATION_CLASS;
    80.  
       
    81.  
      typedef struct _OBJECT_NAME_INFORMATION {
    82.  
      UNICODE_STRING Name;
    83.  
      } OBJECT_NAME_INFORMATION, *POBJECT_NAME_INFORMATION;
    84.  
       
    85.  
       
    86.  
       
    87.  
      typedef struct _SYSTEM_HANDLE_TABLE_ENTRY_INFO{
    88.  
      ULONG ProcessId;
    89.  
      UCHAR ObjectTypeNumber;
    90.  
      UCHAR Flags;
    91.  
      USHORT Handle;
    92.  
      PVOID Object;
    93.  
      ACCESS_MASK GrantedAccess;
    94.  
      } SYSTEM_HANDLE_TABLE_ENTRY_INFO, *PSYSTEM_HANDLE_TABLE_ENTRY_INFO;
    95.  
       
    96.  
      typedef struct _SYSTEM_HANDLE_INFORMATIONS {
    97.  
      ULONG NumberOfHandles;
    98.  
      SYSTEM_HANDLE_TABLE_ENTRY_INFO Handles[1];
    99.  
      } SYSTEM_HANDLE_INFORMATIONS, *PSYSTEM_HANDLE_INFORMATIONS;
    100.  
       
    101.  
      typedef struct _OBJECT_BASIC_INFORMATION {
    102.  
      ULONG Attributes;
    103.  
      ACCESS_MASK DesiredAccess;
    104.  
      ULONG HandleCount;
    105.  
      ULONG ReferenceCount;
    106.  
      ULONG PagedPoolUsage;
    107.  
      ULONG NonPagedPoolUsage;
    108.  
      ULONG Reserved[3];
    109.  
      ULONG NameInformationLength;
    110.  
      ULONG TypeInformationLength;
    111.  
      ULONG SecurityDescriptorLength;
    112.  
      LARGE_INTEGER CreationTime;
    113.  
      } OBJECT_BASIC_INFORMATION, *POBJECT_BASIC_INFORMATION;
    114.  
       
    115.  
      typedef enum _PROCESSINFOCLASS
    116.  
      {
    117.  
      ProcessBasicInformation = 0, // 0, q: PROCESS_BASIC_INFORMATION, PROCESS_EXTENDED_BASIC_INFORMATION
    118.  
      ProcessQuotaLimits, // qs: QUOTA_LIMITS, QUOTA_LIMITS_EX
    119.  
      ProcessIoCounters, // q: IO_COUNTERS
    120.  
      ProcessVmCounters, // q: VM_COUNTERS, VM_COUNTERS_EX
    121.  
      ProcessTimes, // q: KERNEL_USER_TIMES
    122.  
      ProcessBasePriority, // s: KPRIORITY
    123.  
      ProcessRaisePriority, // s: ULONG
    124.  
      ProcessDebugPort, // q: HANDLE
    125.  
      ProcessExceptionPort, // s: HANDLE
    126.  
      ProcessAccessToken, // s: PROCESS_ACCESS_TOKEN
    127.  
      ProcessLdtInformation, // 10
    128.  
      ProcessLdtSize,
    129.  
      ProcessDefaultHardErrorMode, // qs: ULONG
    130.  
      ProcessIoPortHandlers, // (kernel-mode only)
    131.  
      ProcessPooledUsageAndLimits, // q: POOLED_USAGE_AND_LIMITS
    132.  
      ProcessWorkingSetWatch, // q: PROCESS_WS_WATCH_INFORMATION[]; s: void
    133.  
      ProcessUserModeIOPL,
    134.  
      ProcessEnableAlignmentFaultFixup, // s: BOOLEAN
    135.  
      ProcessPriorityClass, // qs: PROCESS_PRIORITY_CLASS
    136.  
      ProcessWx86Information,
    137.  
      ProcessHandleCount, // 20, q: ULONG, PROCESS_HANDLE_INFORMATION
    138.  
      ProcessAffinityMask, // s: KAFFINITY
    139.  
      ProcessPriorityBoost, // qs: ULONG
    140.  
      ProcessDeviceMap, // qs: PROCESS_DEVICEMAP_INFORMATION, PROCESS_DEVICEMAP_INFORMATION_EX
    141.  
      ProcessSessionInformation, // q: PROCESS_SESSION_INFORMATION
    142.  
      ProcessForegroundInformation, // s: PROCESS_FOREGROUND_BACKGROUND
    143.  
      ProcessWow64Information, // q: ULONG_PTR
    144.  
      ProcessImageFileName, // q: UNICODE_STRING
    145.  
      ProcessLUIDDeviceMapsEnabled, // q: ULONG
    146.  
      ProcessBreakOnTermination, // qs: ULONG
    147.  
      ProcessDebugObjectHandle, // 30, q: HANDLE
    148.  
      ProcessDebugFlags, // qs: ULONG
    149.  
      ProcessHandleTracing, // q: PROCESS_HANDLE_TRACING_QUERY; s: size 0 disables, otherwise enables
    150.  
      ProcessIoPriority, // qs: ULONG
    151.  
      ProcessExecuteFlags, // qs: ULONG
    152.  
      ProcessResourceManagement,
    153.  
      ProcessCookie, // q: ULONG
    154.  
      ProcessImageInformation, // q: SECTION_IMAGE_INFORMATION
    155.  
      ProcessCycleTime, // q: PROCESS_CYCLE_TIME_INFORMATION
    156.  
      ProcessPagePriority, // q: ULONG
    157.  
      ProcessInstrumentationCallback, // 40
    158.  
      ProcessThreadStackAllocation, // s: PROCESS_STACK_ALLOCATION_INFORMATION, PROCESS_STACK_ALLOCATION_INFORMATION_EX
    159.  
      ProcessWorkingSetWatchEx, // q: PROCESS_WS_WATCH_INFORMATION_EX[]
    160.  
      ProcessImageFileNameWin32, // q: UNICODE_STRING
    161.  
      ProcessImageFileMapping, // q: HANDLE (input)
    162.  
      ProcessAffinityUpdateMode, // qs: PROCESS_AFFINITY_UPDATE_MODE
    163.  
      ProcessMemoryAllocationMode, // qs: PROCESS_MEMORY_ALLOCATION_MODE
    164.  
      ProcessGroupInformation, // q: USHORT[]
    165.  
      ProcessTokenVirtualizationEnabled, // s: ULONG
    166.  
      ProcessConsoleHostProcess, // q: ULONG_PTR
    167.  
      ProcessWindowInformation, // 50, q: PROCESS_WINDOW_INFORMATION
    168.  
      ProcessHandleInformation, // q: PROCESS_HANDLE_SNAPSHOT_INFORMATION // since WIN8
    169.  
      ProcessMitigationPolicy, // s: PROCESS_MITIGATION_POLICY_INFORMATION
    170.  
      ProcessDynamicFunctionTableInformation,
    171.  
      ProcessHandleCheckingMode,
    172.  
      ProcessKeepAliveCount, // q: PROCESS_KEEPALIVE_COUNT_INFORMATION
    173.  
      ProcessRevokeFileHandles, // s: PROCESS_REVOKE_FILE_HANDLES_INFORMATION
    174.  
      MaxProcessInfoClass
    175.  
      }PROCESSINFOCLASS;
    176.  
       
    177.  
      typedef struct _OBJECT_TYPE_INFORMATION
    178.  
      {
    179.  
      UNICODE_STRING TypeName;
    180.  
      ULONG TotalNumberOfObjects;
    181.  
      ULONG TotalNumberOfHandles;
    182.  
      ULONG TotalPagedPoolUsage;
    183.  
      ULONG TotalNonPagedPoolUsage;
    184.  
      ULONG TotalNamePoolUsage;
    185.  
      ULONG TotalHandleTableUsage;
    186.  
      ULONG HighWaterNumberOfObjects;
    187.  
      ULONG HighWaterNumberOfHandles;
    188.  
      ULONG HighWaterPagedPoolUsage;
    189.  
      ULONG HighWaterNonPagedPoolUsage;
    190.  
      ULONG HighWaterNamePoolUsage;
    191.  
      ULONG HighWaterHandleTableUsage;
    192.  
      ULONG InvalidAttributes;
    193.  
      GENERIC_MAPPING GenericMapping;
    194.  
      ULONG ValidAccessMask;
    195.  
      BOOLEAN SecurityRequired;
    196.  
      BOOLEAN MaintainHandleCount;
    197.  
      ULONG PoolType;
    198.  
      ULONG DefaultPagedPoolCharge;
    199.  
      ULONG DefaultNonPagedPoolCharge;
    200.  
      } OBJECT_TYPE_INFORMATION, *POBJECT_TYPE_INFORMATION;
    201.  
       
    202.  
      typedef NTSTATUS
    203.  
      (NTAPI *ZWQUERYSYSTEMINFORMATION)(
    204.  
      IN SYSTEM_INFORMATION_CLASS SystemInformationClass,
    205.  
      OUT PVOID SystemInformation,
    206.  
      IN ULONG SystemInformationLength,
    207.  
      OUT PULONG ReturnLength OPTIONAL
    208.  
      );
    209.  
      typedef NTSTATUS
    210.  
      (WINAPI *ZWQUERYOBJECT)(
    211.  
      IN HANDLE OPTIONAL,
    212.  
      IN OBJECT_INFORMATION_CLASS,
    213.  
      OUT PVOID OPTIONAL,
    214.  
      IN ULONG,
    215.  
      OUT PULONG OPTIONAL);
    216.  
       
    217.  
      //这个没有用到 不过留着 后面会用到的
    218.  
      typedef NTSTATUS
    219.  
      (WINAPI *ZWQUERYINFORMATIONPROCESS)(
    220.  
      HANDLE ProcessHandle,
    221.  
      PROCESSINFOCLASS ProcessInformationClass,
    222.  
      PVOID ProcessInformation,
    223.  
      ULONG ProcessInformationLength,
    224.  
      PULONG ReturnLength);
    225.  
       
    226.  
      typedef long (*RTLADJUSTPRIVILEGE)(ULONG,ULONG,ULONG,PVOID);
    227.  
      RTLADJUSTPRIVILEGE RtlAdjustPrivilege;
    228.  
       
    229.  
      //g_
    230.  
      HANDLE g_Event = 0,hTest = 0;
    231.  
      POBJECT_NAME_INFORMATION ObjName;
    232.  
      BOOL g_ZwFaild = FALSE;
    233.  
      ZWQUERYOBJECT ZwQueryObject;
    234.  
      ZWQUERYSYSTEMINFORMATION ZwQuerySystemInformation;
    235.  
       
    236.  
      UINT WINAPI ZwThreadProc(PVOID lpParma)
    237.  
      {
    238.  
      NTSTATUS ntStatus = ZwQueryObject(hTest, ObjectNameInformation, ObjName, 0x512, NULL);//可能锁死
    239.  
      if(!NT_SUCCESS(ntStatus))
    240.  
      {
    241.  
      g_ZwFaild = TRUE;
    242.  
      }
    243.  
      SetEvent(g_Event);
    244.  
      return 0;
    245.  
      }
    246.  
       
    247.  
       
    248.  
      BOOL ThreadEnumHandleByZwQuerySystemInformation(DWORD pid)
    249.  
      {
    250.  
      ULONG i;
    251.  
      ULONG ulSize;
    252.  
      ULONG* pHandleInfor;
    253.  
      NTSTATUS ntStatus;
    254.  
      HMODULE hHanlde;
    255.  
      PSYSTEM_HANDLE_INFORMATIONS lpHandles;
    256.  
      POBJECT_BASIC_INFORMATION lpHandleBasic;
    257.  
      HANDLE hProcess = 0,hThread = 0;
    258.  
      ULONG errorCode = 0;
    259.  
      ULONG Count = 0;
    260.  
      POBJECT_TYPE_INFORMATION TypeInfo;
    261.  
      UINT dwThread = 0;
    262.  
      //初始化变量
    263.  
      ulSize = 0x4000;
    264.  
      pHandleInfor = NULL;
    265.  
      ZwQueryObject = NULL;
    266.  
      ZwQuerySystemInformation = NULL;
    267.  
       
    268.  
      hTest = 0;
    269.  
      //由于ZwQueryObject和ZwQuerySystemInformation是未导出的函数,需要动态加载Ntdll,dll,然后通过函数GetProcAddress
    270.  
      //得到它们的函数地址,由于这个dll一般的进程都会在创建的时候加载,所以省略加载,直接获取其模块地址
    271.  
      hHanlde = GetModuleHandle(L"ntdll.dll");
    272.  
      if(NULL == hHanlde)
    273.  
      {
    274.  
      //加载Ntdll.dll失败
    275.  
      return FALSE;
    276.  
      }
    277.  
       
    278.  
      //获取ZwQuerySystemInformation函数地址
    279.  
      ZwQuerySystemInformation = (ZWQUERYSYSTEMINFORMATION)GetProcAddress(hHanlde, "ZwQuerySystemInformation");
    280.  
      if(NULL == ZwQuerySystemInformation)
    281.  
      {
    282.  
      //获取ZwQuerySystemInformation函数地址失败
    283.  
      return FALSE;
    284.  
      }
    285.  
       
    286.  
      //获取ZwQueryObject函数地址
    287.  
      ZwQueryObject = (ZWQUERYOBJECT)GetProcAddress(hHanlde, "ZwQueryObject");
    288.  
      if(NULL == ZwQueryObject)
    289.  
      {
    290.  
      //获取ZwQueryObject函数地址失败
    291.  
      return FALSE;
    292.  
      }
    293.  
       
    294.  
      //打开进程 复制句柄时用到
    295.  
      hProcess = OpenProcess(PROCESS_QUERY_INFORMATION |
    296.  
      PROCESS_DUP_HANDLE, FALSE, pid);
    297.  
       
    298.  
      if(hProcess == NULL)
    299.  
      {
    300.  
      return FALSE;
    301.  
      }
    302.  
      //获取系统所有句柄信息
    303.  
      do
    304.  
      {
    305.  
      //申请内存
    306.  
      pHandleInfor = (ULONG*)malloc(ulSize);
    307.  
      if(NULL == pHandleInfor)
    308.  
      {
    309.  
      //申请内存失败
    310.  
      CloseHandle(hProcess);
    311.  
      return FALSE;
    312.  
      }
    313.  
       
    314.  
      ntStatus = ZwQuerySystemInformation( SystemHandleInformation, pHandleInfor, ulSize, NULL);
    315.  
      if(!NT_SUCCESS(ntStatus))
    316.  
      {
    317.  
      //空间不足继续申请。
    318.  
      free(pHandleInfor);
    319.  
      ulSize = ulSize * 2;
    320.  
      //为防止ZwQuerySystemInformation一直失败,程序陷入死循环,当申请的空间超过64M时则返回失败
    321.  
      if(ulSize > 0x4000000)
    322.  
      {
    323.  
      CloseHandle(hProcess);
    324.  
      return FALSE;
    325.  
      }
    326.  
      }
    327.  
      }while(!NT_SUCCESS(ntStatus));
    328.  
      //转换数据结构类型
    329.  
      lpHandles = (PSYSTEM_HANDLE_INFORMATIONS)pHandleInfor;
    330.  
      if(NULL == lpHandles)
    331.  
      {
    332.  
      CloseHandle(hProcess);
    333.  
      return FALSE;
    334.  
      }
    335.  
      //申请空间,用于存储对象的名字信息和对象类型名字
    336.  
      ObjName = (POBJECT_NAME_INFORMATION)malloc(0x512);
    337.  
      TypeInfo = (POBJECT_TYPE_INFORMATION)malloc(0x512);
    338.  
      lpHandleBasic = (POBJECT_BASIC_INFORMATION)malloc(sizeof(OBJECT_BASIC_INFORMATION));
    339.  
      //开始搜索获取的句柄信息,并对句柄对应的对象名进行比较,如果与要求关闭的名字相同,则关闭此句柄
    340.  
      //printf("%d ",lpHandles->NumberOfHandles);
    341.  
      for(i = 0; i < lpHandles->NumberOfHandles; i++)
    342.  
      {
    343.  
      if(pid != lpHandles->Handles[i].ProcessId)
    344.  
      {
    345.  
      //printf("%d ",lpHandles->Handles[i].ProcessId);
    346.  
      continue;
    347.  
      }
    348.  
       
    349.  
      if(DuplicateHandle(hProcess,(HANDLE)lpHandles->Handles[i].Handle,GetCurrentProcess(),&hTest,0,FALSE,DUPLICATE_SAME_ACCESS))
    350.  
      {
    351.  
      Count++;
    352.  
      //获取这个对象的类型名
    353.  
      ntStatus = ZwQueryObject(hTest,ObjectTypeInformation,TypeInfo,0x512,NULL);
    354.  
      if(!NT_SUCCESS(ntStatus))
    355.  
      {
    356.  
      //查询失败
    357.  
      continue;
    358.  
      }
    359.  
      ntStatus = ZwQueryObject(hTest,ObjectBasicInformation,lpHandleBasic,sizeof(OBJECT_BASIC_INFORMATION),NULL);
    360.  
      if(!NT_SUCCESS(ntStatus))
    361.  
      {
    362.  
      //查询失败
    363.  
      continue;
    364.  
      }
    365.  
      //获取这个对象的名字信息
    366.  
      _beginthreadex(NULL,0,ZwThreadProc,NULL,0,&dwThread);
    367.  
      DWORD dwSatu = WaitForSingleObject(g_Event,500);
    368.  
      if(dwSatu == WAIT_TIMEOUT){
    369.  
      printf("ObjceTypeName:FILE---ObjectTypeIndex:%d---HandleAttributes:%x---Handle:0x%x---Object:%p ---HandleName:Device\NamePapi ",lpHandles->Handles[i].ObjectTypeNumber,lpHandles->Handles[i].Flags,lpHandles->Handles[i].Handle,lpHandles->Handles[i].Object);
    370.  
      hThread = OpenThread(THREAD_TERMINATE,FALSE,dwThread);
    371.  
      if(!TerminateThread(hThread,0)){
    372.  
      CloseHandle(hThread);
    373.  
      ExitProcess(0);
    374.  
      }
    375.  
      CloseHandle(hThread);
    376.  
      continue;
    377.  
       
    378.  
      }
    379.  
      if(g_ZwFaild)
    380.  
      {
    381.  
      g_ZwFaild = FALSE;
    382.  
      continue;
    383.  
      }
    384.  
      /*
    385.  
      //将unicode 字串转换为 ansi字串
    386.  
      WideCharToMultiByte(CP_ACP, 0, ObjName->Name.Buffer, -1, pName, 200, NULL, NULL);
    387.  
      if( 0 == strcmp(pName, pObjectName))
    388.  
      {
    389.  
      //找到对应名字的对象,将其关闭
    390.  
      CloseHandle((HANDLE)Handles->Information[i].Handle);
    391.  
      }
    392.  
      */
    393.  
      printf("ObjceTypeName:%wZ---ObjectTypeIndex:%d---HandleAttributes:%x---Handle:0x%x---Object:%p ",TypeInfo->TypeName,lpHandles->Handles[i].ObjectTypeNumber,lpHandles->Handles[i].Flags,lpHandles->Handles[i].Handle,lpHandles->Handles[i].Object);
    394.  
      wprintf(L"HandleName:%wZ ",ObjName->Name);
    395.  
      printf(" RedeferCount:%d ",lpHandleBasic->ReferenceCount);
    396.  
       
    397.  
      }else
    398.  
      {
    399.  
      errorCode = GetLastError();
    400.  
      if(errorCode == 0x32)//不支持读写的句柄 Etw
    401.  
      {
    402.  
      printf("ObjectTypeIndex:0x27---HandleAttributes:000000---Handle:0x%x---Object:%p ",lpHandles->Handles[i].Handle,lpHandles->Handles[i].Object);
    403.  
      Count++;
    404.  
      }
    405.  
      }
    406.  
      }
    407.  
       
    408.  
      //释放申请的空间
    409.  
      free(lpHandles);
    410.  
      free(ObjName);
    411.  
      free(TypeInfo);
    412.  
      free(lpHandleBasic);
    413.  
      CloseHandle(hProcess);
    414.  
       
    415.  
      printf("Pid:%d----HandleCount:%d ",pid,Count);
    416.  
      return TRUE;
    417.  
      }
    418.  
       
    419.  
       
    420.  
      void main()
    421.  
      {
    422.  
      ThreadEnumHandleByZwQuerySystemInformation(2292);
    423.  
      getchar();
    424.  
      }


     

    关于ZwDuplicateObject的妙用可以参考我的另一篇文章,在复制的时候就可以关闭对方的句柄

    http://blog.csdn.net/zhuhuibeishadiao/article/details/51046595

     

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  • 原文地址:https://www.cnblogs.com/kuangke/p/11133749.html
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