Related to security concerns specific to the Microsoft Windows operating system itself. For security of applications that happen to be running on Windows, please use [appsec]. For the X Window System, please use [x11].

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157 views

Windows network specific attacks

I have limited experience with Windows networks and certainly no experience with AD forests or anything related. I have experience and understanding how to secure and maintain a unix style network. ...
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0answers
72 views

My ISP provider is spoofing DNS [on hold]

My ISP provider is DNS spoofing OpenDNS, Google DNS, Norton DNS, Yandex DNS and all other known DNS servers. So even if I use those, I still can't access some websites. So I need a DNS server which is ...
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0answers
83 views

Possible to detect Metasploit trojan installation on Windows 10?

I'm concerned my Win 10 installation may be infected with one of Metasploit's trojan variants. How could I go about confirming or disproving this suspicion? Are there ways to detect Metasploit hacks?
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2answers
90 views

How secure is Windows 10 account control?

I have a Microsoft account in my machine (Admin). I set a guest account (Standard) for a friend so he can play games. Is there any way he could access my files/folders info? I mean, get data, view ...
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1answer
32 views

Shared folders in Windows to/from unsecured PC on the same network

I have a Windows 10 desktop computer which is my main device. It's password-protected and I'm not concerned about it being physically accessed by bad actors. I have a Windows 7 laptop with a fresh OS ...
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30 views

How to record the event that an attachment from Outlook has been clicked to run or downloaded to the disk? [migrated]

I am developing a solution to monitor security events on Windows. Two of the events to monitor are: an attachment from an email (Outlook) has been clicked to run or downloaded to the disk a link ...
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0answers
36 views

How to extract the hash from SMB

I have a running PC which I need to test against.It is running Windows with SMB enabled. When capturing using Wireshark while connecting with an incorrect password I see packets being sent to / from ...
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0answers
14 views

CertGetCertificateChain takes 15 seconds for chain building [migrated]

I have a semi-isolated Windows 10 system, which is not connected to public internet network but connected to local network. In my application I need to verify the trust status of the received ...
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0answers
33 views

InitializeSecurityContext takes 45 seconds to come out

For an expired certificate sent by a server, the InitializeSecurityContext function takes more than 45 seconds to come out with SEC_E_CERT_EXPIRED. Is there any configuration to avoid this much ...
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1answer
22 views

How can I determine the common cryptographic suites I need to enable on my browser for common websites?

How do I determine the common cryptographic suites I need to enable on my browsers (I use IE11, Firefox/Nightly 49, Chrome 51) running on Windows for common websites, for eg, www.google.com, www.w3....
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0answers
41 views

RDP Connection error Proxychains

I have a Remote Windows Server with RDP Enabled, Whenever i try to scan it's IP Using nmap <IP> It shows me Port 3389/tcp is Filtered (ms-wbt-server) , According to my Guess it must be Happening ...
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0answers
30 views

Scheduled tasks that need domain admin privileges

I have a Windows 10 box that runs a whole bunch of Powershell scripts, some of those contain cmdlets that need to be run against a DC, or mail server, for eg. Get-ADComputer, and Get-DhcpServerv4Scope....
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25 views

How can I do a Windows registry check with OpenVAS with out a port scan?

OpenVAS has the function to check Windows registries, but when i try to check a registry it also does a port scan. I used the scan configuration out off the manual. http://docs.greenbone.net/GSM-...
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0answers
33 views

Can a virus execute without user interaction? [duplicate]

I have seen a lot of malware infection techniques where the user is infected by drive by downloads through browser vulnerabilities or social engineering. But is there a way that a virus could execute ...
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0answers
20 views

Windows Server 2012 disable MFA for a single user?

I'm having issues with this for whatever reason. I created a new user and MFA is supposedly disabled but it doesn't seem to be true. Is there maybe something I've missed or is there an easier (more ...
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0answers
48 views

Integrated Windows Authentication and Java/Unix

I have a specific scenario where we have existing ASP.NET Web applications/services hosted in IIS and accessible via Integrated Windows Authentication. The challenge is to have a new web application ...
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0answers
24 views

Windows : security of USBNET / RNDIS

I'm having trouble finding documentation about how to setup any security for RNDIS or if the system is already secure enough. For those who doesn't know RNDIS is a protocol that permits a USB ...
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1answer
162 views

Block OS fingerprinting without using iptables?

I have a Linux machine connected to a Windows 98 PC on port 104. Now I want to block the OS fingerprinting using nmap for the windows 98 PC. I tried using iptables (blocking that particular port) but ...
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0answers
34 views

Rootkit driver to change executed instructions

Say I have a process that has a bunch of functions I want to NOP out. From userland, I want anyone viewing the virtual memory to see the normal instructions. However physical memory, and in the end ...
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0answers
46 views

How to prevent injection of Layered Service Provider (LSP) module in application with kernel-level?

LSP technology is often exploited by spyware and adware programs in order to intercept the communication across the Internet. For example, malware may insert itself as an LSP in the network stack ...
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1answer
93 views

Why does Windows 7 remove Authenticated Users from file permissions when a folder is shared?

When I try to share a folder using the share tab in file properties, if I go back and remove sharing options from the Share tab, it also affects the Security tab, removing inheritance of permissions ...
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0answers
39 views

Meeting HIPAA standards in a server-to-domain-client application?

Similar, inconclusive question by someone else found here: HIPAA requirements for local server The requirements are that the application runs on a Windows server and can be expected to connect to up ...
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1answer
91 views

When NtUnmapViewOfSection is called?

I'm analyzing an executable and I see that it created a process child and within it there was a call to NtUnmapViewOfSection. I know that this method is almost always malicious and can be used for ...
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0answers
60 views

Using Client's Non-exportable Private Key from Windows Cert Store in Mutual SSL Authentication

In SSL, for Client Certificate Authentication, we have to use Windows Certificate Store. So client's certificate and associated private key is stored in windows store by importing PFX file containing ...
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0answers
93 views

Script to emulate DNS for Windows machine in honeyd

I want to simulate virtual Windows hosts using honeyd. To do so I have installed honeyd. I have configured honeyd as Windows XP SP1, and now I want to emulate DNS services on it. I used UDPot as a DNS ...
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0answers
1k views

BRCM-LVG in home network

Shortly after the local cable provider upgraded our cable modem an item named BRCM-LVG appeared in the list of devices (two computers) connected to our Windows 7 homegroup. It contains a folder named ...
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1answer
142 views

SAM and SYSTEM file copying to another PC

Can I copy a SAM file and a SYSTEM file of a laptop and just change my SAM file and SYSTEM file on my own PC? Will my PC then have the password of the laptop? Or is there another way I can copy the ...
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0answers
53 views

Encrypt a file before being copied

I am working on a program that will prevent data theft. I want to encrypt every file that is being copied to an external drive before it is actually copied using a symmetric encryption. Is it ...
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0answers
64 views

How to secure a service with Mutual SSL Authentication and Intermediary CA?

Given: A working SSL mutual authentication setup (a WCF service hosted in IIS) No Intermediary CA In the current setup any client in the world having a certificate signed be one of the well known ...
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1answer
131 views

WebDAV automatically attempting to connect remotely because of DFS namespace?

I recently bought and Installed a WAF (after much begging). I have a DFS namespace called \\mycompany.com\ which is based on my Active Directory domain name mycompany.com. My website domain is ...
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1answer
126 views

BitLocker : Update Volume Master Key and meaning of “keyed” vs “re-keyed”

Note: Below are some information from searching around the Internet. To skip to my main question, go to the last line of this post. I've been searching around on how to change the Volume Master Key (...
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0answers
50 views

What artifacts to acquire when looking for IoC? [closed]

I want to hunt for the Indicators of Compromise (IoC) in a potentially infected Windows PC. I am writing a batch script that would record the information needed for analysis. It includes the ...
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0answers
280 views

Windows Credentials - read password

What is the cipher used by windows Credential Manager to generate credentials backup files (*.crd)? With a backup file from Credential Manager and the password used to created that backup file is it ...
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0answers
403 views

Sysinternals tool suite not working on low priv shell

Currently oscp student. I asked this on the oscp forum yesterday, but no responses so far. I am new to infosec, but have 18 years of education / work experience in IT. As far as I can tell, ...
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0answers
73 views

Forensics: Any legitimate reason for code injection in artifacts?

I have two images I'm analyzing using volatility. I've found two instances where malfind found injected code in processes in which the code had well defined function prologues and returns. One was ...
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2answers
87 views

How does RealVNC Enterprise Know My System Credential?

After the installation of RealVNC on a Windows computer, the default login username and password via VNC is the same as the system username and password. Can anyone tell me how RealVNC can access such ...
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1answer
270 views

Upgrade my Dell Inspiron laptop for PenTesting [closed]

I have a Dell Inspiron N5110 & wanna upgrade it to start practising pentesing with virtual machines. What do u suggest from specs below to upgrade (I have Kali Linux, Tails OS, XP, Metasploitable ...
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1answer
427 views

Corporation Best Practices for Encrypting Locally Stored Email Data

Since the recent Sony hacks took place, the attackers have published troves of data from users' email accounts. Some of this data is very detrimental to the company's image. I suspect that based on an ...
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2answers
105 views

Quick question regarding suspicious disk space use: [closed]

Quite some time ago I used a friend's computer. I can't remember exactly what I was doing; but as part of whatever it was, I needed to use a USB flash drive. At a point in time soon after connecting ...
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1answer
31k views

How to get a Network's WIFI Password through CMD? [closed]

I found that Wifi's Password can be retrived using the network and sharing wizard in Windows, And Technicaly theres no way to store Passwords/collection of bytes in the memory after switching/shutting ...
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0answers
414 views

Windows CTF/war games/reverse engineering/exploit challenges

War Games are fun but mainly deal with Linux reverse engineering. Example: http://blackbox.smashthestack.org:85/ Does anyone know of similar online games for Windows security?
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2answers
343 views

Trust relationship between domains

I am working in a organisation where it has a structure of a parent company and a subsidiary. Both are individual domains without trust. I work for the subsidiary The requirement is that the ...
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1answer
407 views

Floppy disk partition showed up when USB Flash drive inserted

For one of my course's midterm lab portion, the professor provided us flash drives to put our project in. Everyone had their named labeled on one, so she gave me the last one left out, which had a ...
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0answers
63 views

Signed an executable; appears as unsigned on VMs?

I signed my binary with a certificate issued by GoDaddy. It seems that myself and everyone I could get to test it for me confirms that it is indeed signed (much like signtool verify) However, when I ...
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1answer
1k views

Securely wipe external drive with Windows only [duplicate]

Consider following 2 disk wipe procedures, using only vanilla Windows installation: First do a quick-format to make the disk appear empty, then do one of these: Just do full format of the disk. ...
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1answer
213 views

Is API hooking done by a process in a shared page, visible to all other processes?

Assume, I have an executable which hooks the API CreateFileW located in Kernel32.dll which is shared globally across the system for all other processes. From hooking I mean, that I have overwritten ...
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1answer
804 views

What shoud I do for solving this problem ? Problem is about SNORT [closed]

Snort, daq and WinPcap are installed. The rule files are located at a convenient place. How can I solve this problem? A clue is the ERROR line: Missing/incorrect dynamic engine lib specifier.
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1answer
480 views

how to verify file signature by client PGP

Currently working on verifying and signing a file via GNUPG, given that I've already signed a file, given the clients the .sig and public key, is there a way for a client to verify the file without ...
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1answer
654 views

In regards to GPG4Win, what does “use NAME as default secret key”?

1- what does "use NAME as default secret key" do in Kleopatra tool options? The reason why I ask this, is I have a looooong password for my certificate. And apparently this becomes a hassle when ...
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2answers
220 views

I need two separate hidden volumes in disk encryption. What are my options? [closed]

C: for system (Windows) D: for my files Makes much more sense to me than packing everything on the same volume, right? Is there a disk encryption utility capable of doing this? I don't know much ...