A family of graphical operating systems produced by Microsoft. Windows includes both server and destop operating systems. Early versions relied on MS-DOS while current versions have evolved from Windows NT. Please do not use this tag for X, but use [x-windows] instead.

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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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1answer
43 views

When using Dropbox to sync Keepass db, is it ok to open it in synced folder?

I'm going to be storing a Keepass 2 database file (.kdbx) in a local folder that's synced by Dropbox. Is it safe to use Keepass to open the database directly considering everything in the folder is ...
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1answer
50 views

ms08_067_netapi not performing expectedly on Windows XP Sp1/Sp3

I tried the exploit with meterpreter reverse tcp on both Sp1/Sp3 machines and both returned a statement of exploit completed but no session was created. Both machines have firewall off. I want to have ...
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0answers
18 views

USB as a key to show hidden partition [on hold]

I'm looking for a solution, where the USB will become a key, so upon connecting it to the Windows computer, some partition/folder gets visible and/or decrypted.
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0answers
50 views

Windows certificate verification with timestamping

I have been trying to replicate the behaviour of the Digital Signatures tab on windows file properties. I'm using WinVerifyTrust api and X509Certificates namespace to achieve my goal. I've managed to ...
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2answers
58 views

Are there any consequences of clicking on a URL to a facebook.com link?

So I stupidly clicked on a suspicious link on a Facebook post today. Guest account for shame. In my defense, it was a link to facebook.com itself, but it loaded a Facebook page, then seemed to ...
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106 views
+50

Is possible to prevent input emulation with SetWindowsHookEx in specific application?

The one of technique of input emulation protection with automation toools like AutoIt or ACTools used most of simple game bot programs is SetWindowsHookEx usage WH_KEYBOARD_LL flags. This solution is ...
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2answers
105 views

Security of Windows Processes using “RunAs A Different User”

I've struggled to find much information on this topic. What I'm interested in is the following: Scenario A user is logged into a Windows (7, 8.1, etc) workstation as a standard non-administrative ...
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1answer
64 views

Track cmd executions history logs?

I bought a new notebook with Windows 10 Home edition installed on it. The notebook also had tons of other software pre-installed: all kinds of drivers, keyboard back-lighting managers and so on. I've ...
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1answer
111 views

How does Zeus (and other malware) inject code into other processes

Recently, I've been studying how malware works, most recently the infamously known Zeus bot, and I've noticed one thing that I don't seem to understand: The malware is said to be able to hook APIs in ...
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1answer
60 views

Is there any way to discover why Windows Smartscreen is flagging your download?

Since Windows Smartscreen is now marking downloaded files signed with SHA1 post 1/1/16 as potentially unsafe, we have had to get a new code-signing cert. With it being a new cert, it has no ...
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1answer
54 views

Is the Windows paging file safe in the encrypted partition?

I came across this setting called ClearPageFileAtShutdown. The setting is described here and says: If you are truly worried about security, boot Windows off a fully-encrypted drive. Then you ...
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1answer
57 views

How to protect Windows Registery from being changed or from programs trying to add keys

This question is with regards to Windows Personal PC. How to protect Windows Registry from being changed or from programs trying to add keys? I understand that the following general good practices ...
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2answers
72 views

Path Disclosure without ability to read files

So I am a pentester, and I have discovered "feature" on a server that allows me to, essentially, blindly traverse a web server's files (without executing or reading them). The problem is that I ...
2
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1answer
55 views

In Windows, what should I do to run a program with admin rights without concerns?

I'm currently using Windows 8.1 - 64 bits. In my computer, I have 2 accounts, 1 with admin power (used to install programs), and another without admin power (for everyday usage). There's a certain ...
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3answers
112 views

Is it possible to gain control of a Windows computer with no browser notifications when a user clicks a URL?

If so, how? Currently working on a spam filter for a large company and trying to determine the level of risk involved with this. We run many different Windows versions. This CNN video seems to imply ...
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2answers
97 views

Any idea to prevent on this case of security breach on Windows 7

I'm using a Windows 7 64 PC in my company. Today I found a strange username on the login screen. I checked and found some users' folders inside my Windows directory. Only my account from company ...
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0answers
23 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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2answers
51 views

How to reinstall Win7 from a D-drive on an infected laptop

The laptop is infected with some sort of bad stuff (virus? Trojan? malware? etc). I am thinking of wiping it clean and reinstal Win7 "from scratch". I am running Win7 from an HP Probook, which has a ...
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0answers
34 views

Can I trust my antivirus' assessment of my computer as clean, if it previously found threats?

Yesterday, I went to my Recycle Bin (for the first time in a while) to purge a bunch of files I had sent there. When I clicked on the folder, my antivirus warned me of a trojan out of the blue. Later, ...
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1answer
49 views

File shredders and free space wipers, are really safe to use?

I was wondering these days about , how really secure are the file shredding software , or free space wipers? Lets say we are using PC Windows, and software CCleaner (from piriform) or File Shredder ...
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2answers
84 views

Security of natural Windows 7, 8.1 or 10 behind no firewall

I've often been wondering today in 2016 how secure is truly an up-to-date natural Windows 7, Windows 8.1 or Windows 10 OS on internet behind no firewall other than its internal windows firewall. Is ...
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1answer
61 views

How to find Windows version from the file on a remote system

I need to find out what Windows and Service Pack system is currently running. All I have is ftp access, it means I cannot run any the software. Is there a way to determine what version of Windows, ...
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1answer
112 views

A seemingly innocent program is attempting to connect online. Should I be worried?

OS: Windows 10 64-bit updated, usually used for development and Steam-CSGO. Straight to the point: Solitaire just tried to connect to the internet. Details: After tightening my firewall rules after ...
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1answer
63 views

AirVPN, DNS Leaks on Windows 8.1, but not Ubuntu

I've noticed when I visit dnsleaktest.com using Windows 8.1 & Chrome a bunch of UK IP addresses (Belonging to my ISP) are displayed alongside the Netherlands IP address I should be appearing as ...
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1answer
50 views

Do I need to change my host OS to something like Tails if I already have Tails running in a VM if I want to be protected on the interenet?

First let me say sorry if I sound like a script kitty, because I am. Now on to my question. So I want to be protected on the internet when I go on the deep web, do banking etc. I use Tails to protect ...
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0answers
57 views

Can I see the contents of SAM file with a plain text-editor? [migrated]

I have exported the SAM and SYSTEM as Registry Hive Files and I was wondering if it is possible to look inside those files to see what they contain? I opened them with Notepad but I didn't ...
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1answer
149 views

Is reskinning work computer desktops a practical security measure?

Recently, I opened a new checking account a national US bank. The branch of this bank was very modern, and they even had a wall of screens behind the teller's desk. When I was meeting with an advisor ...
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1answer
24 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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1answer
61 views

How does resetting passwords twice increase security after a breach?

In regards to https://mva.microsoft.com/en-US/training-courses/how-to-avoid-golden-ticket-attacks-12134 They mention several times that resetting not only AD passwords twice but also local computer ...
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1answer
46 views

How can I send a file with DLL to Cuckoo Sandbox?

I want to submit an executable for analysis in Cuckoo Sandbox. The file must be in the same folder with a DLL I have. How can I request Cuckoo to test my exe and make it run properly? (i.e exe and ...
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7answers
344 views

How to completely remove all traces of a file in Windows 7?

I'm curious to know how to completely erase all possible traces of files in Windows 7. For example, let's say I have a subfolder containing five different files at work deemed sensitive (A document, ...
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2answers
108 views

How does malware install itself as a service without requiring user's credential?

I order to understand malware, I've tried to create a toy-example myself. However, I don't understand how the malware install itself on the computer as a service, without the credentials of the user. ...
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0answers
18 views

Problem using custom CryptoNG KSP on IE 11

We are currently developing a custom KSP (Key Storage Provider) for a Key Storage System. We successfully developed a CSP (CryptoAPI) and a KSP (CryptoNG) provider, and both work really fine for ...
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1answer
59 views

Is it a breach to have a ssh program into a tomcat server

I start to working in a project here and find something that at least seems odd to me. Since I'm not an specialist I came here to ask. It is a Java Web project that was made to run into a Tomcat ...
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0answers
16 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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1answer
78 views

Create memory dump from the windows commandline

I was following this blog post to dump the memory of a windows host. Sadly this method does not work on Windows Server 2012 because the memory drivers that come with mdd aren't signed and this is ...
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1answer
26 views

In NTFS EFS how is the symmetric key (FEK) generated?

I have some old backups that are encrypted using windows EFS and I no longer have access to the certificate used to encrypt the FEK symmetric key included in the files but I do have the password, user ...
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2answers
262 views

How much of a problem is it that Windows “hides” some of the trusted root CA certs?

Based on information on this page, Windows actually trusts many more root CA certificates than what are displayed when a user launches certmgr.msc and navigates to Trusted Root Certification ...
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1answer
81 views

Check which ports are left open (vulnerable) and accessible in Windows OS from the Internet

Since open ports are a security risk, I would like to know which ports are open to the Internet (outside my network). I wouldn't think of all open ports as security vulnerabilities just the ones ...
27
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3answers
1k views

Are .dll files normally found in system32 but now in a user’s AppData folder always suspicious?

I recently had to read over some malware reports and associated logs for a confirmed malware detection and subsequent infection of a Windows asset. The logs clearly show .dll files in a user’s AppData ...
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2answers
77 views

Why would some Windows executables not have a “Digital Signatures” tab?

Why would some executable on a Windows 7 system not have a "Digital Signatures" tab? (With this question I am referring to those executables that are not part of Windows OS and to which the ...
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0answers
281 views

wonderlands.com popup virus [closed]

Problem As for this or this or even this, my computer has been infected to this sh-t and my browsers open an annoying pop-up on every single click to whatever web page I am visiting and this is ...
3
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0answers
110 views

Possible Windows 10 Malware [closed]

Data: There are a set of Windows 10 computers. Out of 8 of those computers, three were found to have had the Windows OS altered in an unexpected way. An advanced malware/spyware infection is ...
3
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0answers
67 views

Enable FIPS 140.2 in Windows 7 (cng.sys version does not match with versions from NIST Validated list

I am currently working on an application running in Windows 7 Ultimate, and it has to be FIPS 140-2 compliance. As far as I have researched in ...
6
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1answer
216 views

Using Two-Factor Authentication to Stop Pass-the-Hash

Am looking into mitigations to Pass+the-Hash and Pass-the-Ticket in Active Directory that also improve overall network security, too. Have sorting through some of the many two+factor authentication ...
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2answers
310 views

Can a malware infect just by right clicking?

Someone I know got infected. He sent me the file to analyze. I downloaded the zip and it contained a scr file. I unzipped it and right-clicked to open it in Notepad++. It immediately got quarantined ...
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0answers
53 views

Is a keytab sufficient for logon?

Is possession of a Kerberos .keytab file (as generated by e.g. ktpass) sufficient to 'pretend to be' that user on a windows machine? For example, create a process as, or access network resources (e.g. ...
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0answers
23 views

how to create TPM_AUTHDATA as input in tpm commands ?

I'm writing my first program which use tpm (version 1.2) services in Windows 7 using TBS, in this program I'm trying to execute the TPM_CreateWrapKey command. I noticed that many commands like the ...
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1answer
60 views

EFS encryption in Windows

I'm trying to combine EFS encryption with VeryCrypt, system encryption. With EFS I can choose specific files/folders instead doing a whole drive encryption, so that is the reason I use it. I haven't ...