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Questions tagged [minifilter]

Minifilter: A file system filter developed to work with the file system filter manager.

minifilter
1 vote
0 answers
34 views

Why IRP_MJ_WRITE not trigger when do the file compressing?

I am devleoping the file filter driver on windows. I want to detect the compressing operation on windows , so i listen the IRP_MJ_WRITE in my minifilter dirver and calculate the entropy to determine ...
user3365407's user avatar
3 votes
0 answers
52 views

Why windows Minifilter driver could not be stopped by sc or net command?

This is my first time to develop the minifilter drvier. And i follow the document to create the inf file and use the sc/net start command to start my minifilter driver success. Unfortunately , when i ...
user3365407's user avatar
0 votes
0 answers
56 views

Visual Studio - missing project Driver: Filessytem MiniFilter

Please explain why I don’t have the “Filter Driver: Filesystem minifilter” template in VIsual Studio 2022: although it is in the video tutorial I’m watching. At the same time, I installed the WDK ...
Lua_beg's user avatar
  • 31
0 votes
0 answers
18 views

Why .inf file in visuals studio 2022 is different

I am trying to develop a file system filter and I trying to install in my vm but it does not have serveral information like service name ,driver name idk that it is not available to any one or it is ...
Gangadhar s's user avatar
0 votes
0 answers
97 views

Is it possible to create docker image from windows ISO?

I need a Windows docker image to run in a docker VM (backed by Hyper-V) to run tests on Windows mini-filter drivers there. I was able to run mcr.microsoft.com/windows:20H2-amd64 image but the mini-...
tens0r's user avatar
  • 49
0 votes
0 answers
17 views

How can I get file mime type in kernel mode

In user mode application in windows application I can get the mime type from a file path with the FindMimeFromData But I would like to avoid going into user mode every time I have to control the mime ...
anitarazafi's user avatar
1 vote
0 answers
239 views

Windows Minifilter Driver: Error Faced - fltmc load failed with error: 0x8007007f the specified procedure could not be found

This post is for any driver developer facing the same issue and looking for some solution. I Faced this error while loading the minifilter driver. The minifilter driver build was successful. The ...
rakendra's user avatar
0 votes
1 answer
172 views

Distinguish file creation from file open

Although not the end goal, the best way of describing what I'm doing is tracking file creations like Sysinternals Sysmon does. I copied the nullfilter sample from here and made adjustments. The ...
Tyler Montney's user avatar
1 vote
1 answer
290 views

Can we monitor windows network information in realtime using minifilters?

I am trying to write a minifilter that more or less captures everything that happens in the kernel and was wondering if I could also capture "URLs"/network information; I stumbled upon ...
sn99's user avatar
  • 879
1 vote
0 answers
767 views

C1189 "No target architecture" when building a driver

I am trying to run a simple driver for windows, but am getting the following error: C1189 #error: "No Target Architecture" C:\Program Files (x86)\Windows Kits\10\Include\10.0.19041.0\shared\...
David D's user avatar
  • 31
0 votes
1 answer
160 views

Open file from minifilter during the instance_setup

I am new in minifilter development and I am wondering if I can read some information from a xml/txt file in the instance_setup function. The idea is to pass information to the minifilter from a config ...
Santiago de Diego's user avatar
-2 votes
1 answer
168 views

Is possible to send data from a minifilter kernel driver to a Python Application?

I'm building a Minifilter Kernel Driver for Antivirus purposes that whanever a filesystem operation (open | write | read) happens it retrieves the filename and process ID involved in the operation. I ...
Leonardo Poloni's user avatar
0 votes
1 answer
510 views

Visual Studio 2022 unable to find FS minifilter driver project template

My Visual Studio 2022 (Community Edition) doesn't list the template to create a FS minifilter driver project. I have tried to uninstall VS itself, all SDKs, all WDKs and re-installed following ...
Dlionis's user avatar
  • 120
0 votes
2 answers
129 views

using RtlCompareString to compare user data crashes OS

I have the following code which is responsible to receive and send data between my mini-filter driver and user-mode: NTSTATUS MiniSendRecv(PVOID portcookie, PVOID InputBuffer, ULONG InputBufferLength, ...
hashy's user avatar
  • 305
1 vote
1 answer
854 views

FltRegisterFilter referenced in Function DriverEntry in filter.obj

Basically I am trying create a simple FileSystem MiniFilter Driver where I can modify a notepad file from writing. Following this tutorial. So I created a project in visual studio which is type Filter ...
hashy's user avatar
  • 305

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