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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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Create VPN External IP [on hold]

I would like to create an VPN using my dedicated external IP. Can someone help to say how I can do? My skills in infra is not very well. This idea it would be to access my network. The idea is to ...
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Know security mode of a Bluetooth Device [migrated]

I want to allow only "secure" Bluetooth devices to be used on Windows 10. Everyone talks about the Security Mode of Bluetooth but I did not find how we can check the Bluetooth Mode of a device or ...
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Both Ophcrack and ONTP&RE incorrectly show Windows 10 passwords as blank

I'm trying to crack a Windows 10 laptop that I myself set a password on a day or so ago. So far I've tried booting into Ophcrack 3.6 and ONTP&RE (Offline NT Password & Registry Editor) from ...
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30 views

How to install a periststent EXE-File on a Windows 10 system without admin rights? [closed]

is it possible to install a persistent EXE-File (Backdoor) on a Windows 10 system without having admin rights on a non-admin account, so that the EXE-File will be executed/started every time the ...
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1answer
55 views

Is RDRAND reliable in terms of security under Windows 10?

This question was already answered by Linus Torvalds for Linux, and is also cited in this Q/A on this stack: We use rdrand as _one_ of many inputs into the random pool, and we use it as a way to ...
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124 views

Something is visiting every URL after I do. What is it?

For each time I visit a unique URL on my web server, a mostly random Amazon owned IP address visits that URL fairly soon after. If I have a query string, and I use the same one that it's already ...
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0answers
8 views

Use local administrator and Domain Cached Credentials to obtain access to AD domain?

I have obtained local administrator privilege on a Windows machine connected to AD domain. Using Mimikatz I see the Domain Cached Credentials of a few Domain Admins. I know that, it is possible to ...
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15 views

Methods for obtaining a Windows domain account, when having no domain account already?

I know of sniffing NTLM authentication, using a tool like Responder, and then brute-force these packets to obtain AD credentials. But what if the domain has disabled LLMNR and NetBIOS? Then Responder ...
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53 views

How to stop windows defender in windows 10 [migrated]

I have windows 10 installed on my machine, but I didn't have gpedit.msc. So i installed it using the batch file. Now I am going to local group policy editor: Administrative Templates->Windows ...
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31 views

Which shims are used to patch memory?

Reading about Shims, I came across many suggestions that shims could be used to patch memory (for instance to inject a DLL). Unfortunately, I could not find the exact shims used to perform those ...
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1answer
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Is there evidence to proof that Windows is spying us ? Are the anti-spy programs works and are they trustable?

Are there any evidences that Windows is spying the users ? Let's focus on Windows 10. I am almost sure it does. The things like telemetry and Cortana... However I never saw a proof like university ...
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1answer
86 views

Being connected to a trusted VPN, do I still need personal firewall, and if so, why?

Background Hardware: Dell Inspiron 15 Gaming 7577-92774 with recent BIOS (16-Aug-2018) Operating System: Windows 10 Pro, version 1803 (Build 17134.285) Antivirus / Firewall: ESET Smart Security ...
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1answer
50 views

Obtain NetNTLM/NTLM hash or login

In one CTF, I encountered a task that is solved by getting NetNTLM \ NTLM or just getting username. Tell me, please, is there any protocol that automatically sends NetNTLM / NTLM or username, when ...
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1answer
68 views

How does Windows knows a particular software is an AV?

First, I did some GoogleFu and came up with nothing. My question is: How does Windows 10 know things like McAfee, Symantec, AVG, etc are antivirus solutions? My assumption is that they set a ...
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2answers
223 views

Win10: Access other logged on users' memory

How easily can admin users access the data of other users' running processes on Windows 10? Especially webpages loaded by Chrome. Example Context Bob and Alice share a single Windows 10 ...
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1answer
63 views

How to determine if Windows 10 executable can connect to my network

I'm considering use of a scanner driver I see on a website. I don't know the site or the owner so I'll be paranoid and assume that this Windows 10 exe is malicious. I can run the code in a throwaway ...
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2answers
91 views

Should I change my built-in Administrator password?

I had never thought much about this until the only account on my home PC somehow lost admin privileges (changing to guest - I suspect this is a Microsoft bug but will probably never know). So, ...
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1answer
65 views

Auto-Fill Windows Security Credentials

I am having a network issue that every time in a while it requires me to enter my windows credentials (it is company security thing) If I don't do that I will have no internet connection on my laptop ...
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1answer
84 views

Does this evidence seem consistent with an intrusion via the VNC server?

I am new to this forum, so apologies in advance if this question does not seem to fall within its scope, or if it seems too long: On two occasions over the past ~3 weeks, a hacker gained remote ...
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2answers
180 views

Combining a fingerprint scan and password for 2-factor-authentication [closed]

UPDATE: I found the answer to the "How To?" part of my question on superuser: Require Fingerprint AND Password/Pin for Windows Logon Is it possible to require a TOTP on Windows Login using existing ...
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2answers
89 views

Is there a way to prove that a program was executed on my Windows PC?

Can I prove that someone used an executable that connected to the Internet (not necessary a harmful one) on my Windows 10 PC? Especially when the program was installed on a removable device such as a ...
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15 views

Hyper-V keep enhanced session while blocking redirected drives

I'm creating a nested vm user desktop inside Windows 10 Enterprise. I'm using the hyper-v console, not mstsc.exe. The user desktop vm needs to use a headset and microphone which requires Enhanced ...
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Why 6.7 version of image magick can be exploitable even it is Vulnerable version?

I have installed a vulnerable version of the image magick i.e. 6.7 and according to this CVE-2016–3714 it is a vulnerable version. Now why I downloaded it because to get a clear picture of this ...
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56 views

Wireshark showing all ports being probed from my tablet

The first two pictures: Wireshark shows a tablet device as the source and my computer as the destination and vice versa. This tablet has never been connected via USB, FTP, BT, nothing to the computer. ...
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1answer
87 views

VeraCrypt mounted container safety

If I mount encrypted container, it stays in encrypted state until file is opened. At this moment, file is fetched in memory and decrypted - VeraCrypt - Beginner's Guide. Can malicious program open a ...
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0answers
86 views

How do I examine a fresh Windows 10 installation

I suspect an unauthorized modification has been applied to a fresh new installation of Win 10 x64 and/or a PC running it by a person who knows me personally with the purpose of tracking my activity ...
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2answers
154 views

Is it generally safe to disable Windows 10 Proxy Auto-Discovery Protocol (WPAD)?

Is it generally safe to disable Windows 10 Proxy Auto-Discovery Protocol (WPAD)? This might be my only option to try before contacting my ISP which could be quite annoying to do.
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1answer
235 views

Can Microsoft collect data from inside a virtual machine?

If I spin up an OS in a VM, can Microsoft still collect and track data from the guest OS? I'm just wondering if Windows 10 collects that much data or not. Just FYI: no, I'm not a nutter that's ...
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0answers
77 views

How to block all aplications from internet connection?

I would like to block all windows10 applications from internet access So I found a settings screen on the windows firewall (Windows Firewall\Allowed apps) I would like to uncheck everything from this ...
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0answers
60 views

Why is there no SEH handler found in Windows 10?

I use immunity debugger and mona.py to find SEH pointer in Windows 10. Command is !mona seh. But it says no pointer is found. I want to know what has changed in Windows 10 to protect against this ...
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1answer
100 views

Would it be a security risk if I moved PsTools to the windows system32 folder?

Microsfot Sysinternals has a helper program called PsTools inside this PsTools suite are a bunch of .exe tools that I use regularly from a command line. I was thinking about moving all these files to ...
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0answers
26 views

Is it possible to prevent rogue/unauthorised computers booting from your PXE server?

In the below scenario, is it possible to prevent a rogue/unauthorised laptop plugging into the network and installing our Windows image? What risks are we exposed to should a malicious 3rd party boot ...
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1answer
85 views

Can a Windows program compromise the desktop hardware without giving administrator rights?

If I run a program on a Windows 10 machine, can the program install a virus on an attached USB drive, and can it install a virus into the firmware of the computer to be loaded before the OS/bootloader?...
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0answers
85 views

Decrypt to memory for editing

I am looking for a secure way to edit sensitive text data, using Git and Vim in the process. An ideal solution would be: clone the encrypted git repository into memory; decrypt into memory; do the ...
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2answers
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What do the Disabled and NotBefore properties do for root certificates on Windows 10?

On this Microsoft page, they mention that a new feature in Windows 10 is that it can stop trusting root certificates using the Disabled and NotBefore properties. What is the exact meaning of these ...
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OS - Security Issues - Text Appearing - Performance Downgrade [duplicate]

First, I noticed PC performance downgrade, then random text started appearing in the different text fields (e.g. in Word when I was typing my text, half of page of some random text could appear or in ...
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1answer
436 views

Replacing cached domain credentials in SECURITY hive

Windows stores the (NTLM) hashes of local users' passwords in the SAM hive. By booting from a live system (for example), one can not only extract those hashes for offline cracking, but also simply ...
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1answer
2k views

BitLocker on Windows 10 Home

If I encrypt a flash drive using BitLocker on a Windows 10 Pro (With BitLocker supported and installed) device and put it in compatible mode, can I enter the key and read/write to and to/from it from ...
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69 views

Install dualboot Windows to avoid viruses

I need to work with some suspicious files or rather files without verified source. It is known that anti viruses(I use kaspersky and malwarebytes combined) fail to notice some hidden trojans. So I ...
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105 views

“MKS Top Level” prevents from shutting down Windows 10 laptop

I've just rebooted my Windows 10 machine and noticed that it had a delay before rebooting because application "MKS Top Level" have prevented it from doing so. I don't think I've seen it before, so, I ...
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2answers
206 views

Is it safe to use a Windows executable with expired SHA256 certificate but valid SHA1 certificate?

Microsoft's Media Creation Tool to create Windows 10 installation media has a SHA1 digital signature and a SHA256 digital signature (shown via file properties). However, the certificate for SHA256 ...
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2answers
482 views

How can I track executed PowerShell commands within a network?

I wanto to track PowerShell commands which are executed by users in the intranet. How can I do this? I need the user's information and their executed commands. Is it possible? Edit 1: I guess I can ...
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0answers
51 views

Strange auto login attempt [closed]

Whenever I turn on my pc instead of showing the login screen, some characters are automatically typed in the input field and attempting to login and then I'm getting wrong pin entered, I'm not able ...
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1answer
704 views

Does Windows Update modify Hosts file?

I have Avira installed with Hosts file protection enabled. I've noticed a pattern where Avira warns me of an attempted modification of the Hosts file (but alas doesn't tell me which process did the ...
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0answers
40 views

Demonstrable benefits to implementing FIPS mode?

I am involved in the creation of a device that will be used in secured facilities. The product team has, for whatever reason, decided to use Windows (so please, no OS flame wars). As I look at ...
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56 views

How to protect Windows 10 network backup against ransomware (cryptolock) by removing permissions on NAS

Windows backup has files structure like this: Backup set directory: Backup files directory: I am considering protecting network backup by periodical removing write permission to already uploaded ...
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1answer
521 views

How secure is bitlocker with a pin when whole machine is stolen?

I assume if I use Bitlocker on Windows 10 on a laptop with a TPM chip without a password, then if the laptop gets stolen, then the attacker can simply turn the machine on and then he gets to the ...
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2answers
801 views

Does Windows Subsystem for Linux provide additional security (VM-like isolation) over running native Windows programs?

On a Windows 10 machine, is it safer to run the Linux version of a browser using Windows Subsystem for Linux instead of running the Windows version? I'm asking because I've read the Wikipedia article ...
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3answers
180 views

Minimal usage in Windows 10 justify filtering all ports besides 22, 80, 443?

I use Windows 10 home on my personal computer. I opened up cmd and ran: netstat -a I saw a large list of ports that are on "LISTEN" mode and some others I couldn't recognize their state as I never ...
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2answers
231 views

How can I change windows security settings using python? i.e. Password Requirements / Require Ctrl - Alt - Delete to log in

I am writing code in Python 2 or 3 to script Cybersecurity functions. Functions such as Lockout Duration, Password Length, and other things that involve a lot of clicking that could easily be ...