Questions tagged [forensics]

Computer forensics works to analyze information on computer systems in an attempt to find evidence regarding certain actions of a process, application, user or computer to determine the source of change within a host, network or device.

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94 views

Can I safely sell a used keyboard without risk of new owner recovering previous inputs?

As far as of my knowledge goes, keyboard don't store keystrokes in their memory by default (excluding those bundled with keyloggers). The thing that comes to my mind though is that some keyboards do ...
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50 views

Windows threat detection [closed]

Is there any structured approach to perform a threat detection in Windows? I've seen SANS offering Windows Forensics education but I can't find any good resource to start. I know I have been ...
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How to physically destroy an SSD at home?

SSDs seem to be notoriously tricky to properly erase (see for example this question and answers here). An easier and potentially safer solution could be to physically destroy the SSD device. I am ...
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54 views

Dealing with File Permissions from a Virtual Machine - Forensic Logical Acquisition

I am currently in the middle of operating an analysis on Autopsy of a virtual machine (VMware) that has been hacked. I have mounted the VM and I am acquiring the evidence from VMware to my physical ...
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Why does Volatility fail on windows 10 dumps and what other tools can I use? [closed]

So I am trying to extract data from a full memory dump (Made with either dumpit or a BSOD). WinDBG manages to extract some information from it, but Volatility is silent: PS F:\> C:\Python27\python....
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136 views

What forensics should be collected as part of an incident response plan on Windows 10?

I am in the process of creating an IRP that responds to system hacks. I have attacked the Windows 10 myself (victim machine), using Metasploit on Kali Linux software, where I managed to gain access ...
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94 views

Risk of Docker backdoor allowing impersonation

I am a junior web developer. All I know is mostly about web development. I have no skills and knowledge about system security and know little about Linux. I work in a company which is developing some ...
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1answer
68 views

Wannacry testing in lab - Not getting SMB scan attempts

So I booted up two windows 7 64bit sp1 versions in virtualbox and shared their network and the operating systems are vulnerable to the SMB exploit that the wannacry ransomware is using. The Issue is ...
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46 views

Scapy: Sending forged Probe Requests and capturing them in a different device

Objective: Sending a forged Probe Request frame from one machine and capturing it on a second machine. I have two codes running: sender.py interface = sys.argv[1] dot11 = Dot11(addr1='ff:ff:ff:ff:...
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191 views

DNS Tunnel or Not (g01.msn.com)

Thought I found DNS tunneling and but after a closer look it seems a bit more complex. Anyone seen this traffic before? User starts their computer, launches firefox.exe, then they hit c.msn.com ...
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55 views

Interpreting a Registry value of hashed password

I have been given a forensics challenge that contains a SYSTEM and SAM registry files as well as a wordlist. When using hivexsh (a registry analysis tool) I need to find the password (which I belive ...
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59 views

What is the significant difference between a Rogue Access Point & Client Mis-Association [closed]

As the title states, how can I differentiate both of them.
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saving entire Windows event log for auditing & preserve digital evidence

As an admin one gets tasked with configuring [Microsoft Windows 10] computers so that auditing is enabled and captures all events as required by some list that's already defined and handed down. ...
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128 views

How Concerned should I be about VM Escapes?

I intend to start learning how to do malware analysis and forensics, but I have a concern or two. I want to start by just analysing code that I write myself, and that'll be fine. But at some point I'...
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67 views

Forensic image of hard disk on VMWare using Autopsy

Is there a recommended, forensically sound method of acquiring virtual hard drives on VMWare using Autopsy? Or is it a simple copy and paste? I’ve used other software like Caine in the past, where ...
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Passively read key from process memory without invoking kernel (windows 10)

I have a process that loads into memory like any other process. It contains a special key. Our goal is to read this key inside memory...or while it is in transit across the data bus from cpu. The ...
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58 views

Is it possible to obtain a forensic image of an Android device without installation of custom recovery mode or rooting?

I need to forensically image a Samsung phone that is not rooted or running a custom recovery mode. I have not been able to pull an image using ADB, as the default Samsung recovery mode only allows ADB ...
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41 views

Live Memory Analysis

I'm a developer working on a POC for an internal web app (Python\SQL) which will handle sensitive employee information within our company. In going over the application with our security department to ...
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1answer
91 views

Is there an alternative to using hashing to identify malware?

I'm reading a sans paper on IOCs (indicators of compromise) in malware forensics and I came across this interesting obstacle: polymorphic and metamorphic codes (Paxson, 2011) result in multiple ...
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1answer
157 views

Alternative routes for Incident Response approach other than Windows Event Viewer?

I am in preparation of developing an Incident Response Plan for a computer that has been hacked (no malware installed, just a system hack). My plan is to analyse through Windows Event Viewer to try ...
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261 views

Volatility: Issue with analyzing Windows 10 and Server 2016 systems

I have been trying to use Volatility 2.6 to analyze memory dumps generated by DumpIt. I am experiencing an issue analyzing the memory dumps (all 4 GB in size) of two Windows 10 64 bit boxes (build ...
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69 views

Android forensics on Samsung Galaxy S7 edge's Voice Recorder

I have a Samsung Galaxy S7 edge. The default app that comes with the phone is called Voice Recorder and it belongs to Samsung, it cannot be uninstalled. I recorded something highly sensitive that ...
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68 views

How long would traces of a disk wipe be visible? [closed]

If a user on normal everyday-use computer wiped the unallocated space on a hard disk drive, how long would it take before analysis of the unallocated space would yield no evidence of a disk wipe? Lets ...
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36 views

Is it always possible to retrieve data from a rewritable CD? And using partitioning and formatting discuss their forensic implications

Is it possible to retrieve data from a rewritable CD? Using partitioning and formatting discuss their forensic implications.
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103 views

How can information be recovered after it has been overwritten (single pass) by a secure deletion program? [duplicate]

We know that information can be retreived after it has been deleted. There are several tools for file "undeletion" (Recuva, FTK, some tools contained in Caine, etc.) I have heard as well, that data ...
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2answers
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Carve out all scattered pieces of a file from data

If a file is scattered in pieces on a hard drive how is it possible to find all parts of it? Forensically in a file carving situation where one do not have access to a running OS.
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How to extract cluster data for a jpeg image using autopsy

How do I find the exact partition of an image evidence in the hard drive that is being investigated? I know autopsy has a tool for it but I can't find it anywhere.
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53 views

Is there any difference between hiberfile.sys file and RAM dump made with 3rd party software for Volatility.py?

I was wondering how could I give some advice to one of my friend when attempting to analyze live Windows machine which was infected with malware. As far as I know, hibernation saves RAM memory ...
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117 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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2answers
246 views

SD card planted in my pocket

Today, I found a SD card in my pocket. I've never seen it before and am nearly certain I didn't put it there myself. My suspicion is that someone stealthily planted it there while I was walking ...
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296 views

Forensics methods for obtaining WhatsApp data from Windows Desktop PCs

WhatsApp has the option to download a Windows (or Mac) Desktop version. Installation requires pairing the software with a mobile phone. I have read a similar question about Android devices, and ...
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How should you configure PowerShell logs permissions?

I'm currently trying to figure out the best way to configure Windows PowerShell logging, so that it is secure (Attackers cannot gain sensitive data out of it) it helps in DFIR (digital forensic and ...
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157 views

How to securely delete a file after it was insecurely deleted (in linux)

How can I securely delete/shred a file after I accidentally deleted the file insecurely? Let's say I have Debian Linux installed on a laptop with a 1000T spinning hard disk (so putting aside wear ...
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59 views

Access Android files without entering pass-code

I have a Samsung A5 from a friend. Her screen is totally broken (black) and she wants me to recover her files. The problem is that you need to enter the pass-code of the phone in order to be able to ...
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1answer
119 views

Is it posible recover file from an encrypted home directory with a forensic tool?

Lately I have done forensic analysis on my computer(with photorec) to see how many deleted files I can recover. During the analysis I recover some photos and videos of my different partitions: Windows,...
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1answer
135 views

Is the SSH last login message reliable or rather something easy to get tampered with?

My client's Linux server recently got compromised by unknown means (highly likely because of a weak password). When I first logged into the compromised server I discovered the following: The Log ...
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4answers
254 views

How to investigate an IP address that was involved a security breach?

I'm wondering what one can do if they have the IP addresses that were used by the attackers during a security breach? The specific situation is this - recently two of our servers were hacked into ...
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3answers
452 views

Analysis of hacked servers — daily RDP connections I can't find an obvious reason for

I'm cleaning up after an incident where a few servers were hacked. A new IDS has been put in place, the firewall has been upgraded, the services used in the attack are being replaced with more secure ...
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30 views

Opening a .raw file in FTKimager

I have this file link And I need to find evidence using FTKImager to find evidence of accessing “notable document.rft”. But I don't know how. I've opened the file and I see the other files that are ...
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WMI ActiveScriptEventConsumer Creation Datec

So recently I've been trying to solve a ctf. I was able to determine WMI persistence mechanism is used with the aid of ActiveScriptEventConsumer& EventFilter classes. I believe finding the ...
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1answer
105 views

Can a rootkit hide its data in slack space of pages in memory instead of disk?

So I'm asking about Linux or Windows type of rootkit/malware is this possible? can a rootkit use the slack space in the pages of the memory instead of disk to hide data? if so, has this ever been ...
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1answer
113 views

Recovering data on unallocated space from FAT16 USB drive

I'm actually trying to make my hand around forensic and information security as a whole. To do this, I'm trying to make a lot of CTFs. The last one I got to do is puzzling me, 1st because I have no ...
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167 views

Can SSD data be recovered through Forensic Explorer?

I am trying to recover deleted files from a SSD using Forensic Explorer. Once the image processing on the SSD had been completed using the write blocker, I opened up AccessData FTK Imager and then I ...
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2answers
156 views

How do I list IP addresses a system is connecting to from its memory dump or OS image (obtained from FTK Imager)? [closed]

I'm looking for a tool that will enumerate the IP addresses that a system is connecting to. This is mainly for forensic purposes, to gather IOCs. I know we can run a netstat on windows, but would like ...
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49 views

Recover deleted Windows volumes

I have been given an HDD image. I believe the image was taken with dd. I have ingested the file using Autopsy and can see there are 4 volumes, like so Volume 1 - Unallocated. I believe NOT securely ...
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78 views

Is there a way to get a forensic image of EC2 instance [closed]

I currently have an instance on AWS which was compromised and resulted in me losing control. I have shutdown the instance since then, but require a forensic image of the volume so that I can analyze ...
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409 views

How to analyze a split EnCase Image with Volatility?

I acquired a RAM image using EnCase so that I can run it through Volatility. The acquired image came as a split image (i.e. .E01, .E02, etc.). How can I combine all the individual files as one raw ...
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1answer
120 views

Linux forensics- How can I extract sysfs procfs from a raw image?

I'm developing a software that extracts files from a Linux raw image (dd). I use SluethKit to get the partitions & files, however i can't find any files inside /sys & /proc folders. I know ...
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117 views

The last logon time of the Administrator user in Windows 7 system is prior to the OS installation date, why?

What may be the reason behind the fact that in a digital forensics report (FSL report) of a computer's hard disk, the last logon time of the Administrator user in Windows 7 system is prior to the OS ...
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2answers
267 views

How to extract intresting data from malicious e-mail header

Premise: I know pretty well how SMTP works, and how to read an e-mail header. I know what all the main fieds mean, but I couldn't know what to look for if I want to know if the mail is kind of ...

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