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Questions tagged [usb-drive]

Storage drives connected by USB devices known otherwise as flash drive, USB stick, USB key and thumb drive. Also includes larger storage devices such as portable hard drives.

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Can someone tell by looking at USB drive whether those files have been copied to elsewhere from USB or if some files on USB were deleted? [duplicate]

I was wondering if one can find if files were copied from the USB drive to a PC or something, and also if any and which files were recently deleted from the USB.
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5answers
15k views

How to detect when files from my USB were copied to another PC?

I accidentally gave my USB to my friend and then I realized it had some important files of mine. Is there any way I can know if he got something from the USB?
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0answers
44 views

Malware makes fake USB device [duplicate]

I am running windows 10 on a X1 carbon. I think I picked up a malware while I was visiting a website. Here are symptoms I had been observing: When I opened the web site, I saw that there is usb ...
4
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1answer
69 views

Howto restore factory default state of an USB pen drive?

The proper way to secure erase a SSD is to issue the SECURITY ERASE UNIT command. Then the SSD controller should send a BLOCK ERASE command to all physical blocks. One caveat: the SSD has to be ...
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0answers
24 views

Can I use a docking station and turn my internal HD into an external HD and create and mount encrypted partitions safely?

If I use a docking station like this one: (Where I connect an Internal HD to it and turn it into an external HD and connect it to my computer with a USB cable). https://flash.newegg.com/product/...
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2answers
109 views

Malware on read only device/memory

Putting Programs/OS/Files (contain malware) on USB-Stick (USB-stick can do read/write). Let's say this USB stick, after i put Programs/OS/Files on it, is now just theoretically, read-only. I myself ...
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0answers
38 views

How can you prevent flashing of malicious firmware for USB (or SATA) hard drives?

I am assuming no physical access. Some devices have signed firmware so this makes it a bit harder though not impossible. Is there anything an end user can do to make it harder for an attacker? Maybe ...
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2answers
153 views

Wiping possibly infected USB drive

If I disabled any automounting in the OS, is it safe to plug in a possibly infected USB drive(whatever the worst case in terms of that) to wipe it? If the (infected) drive is set to autorun malware ...
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3answers
144 views

Is it possible to check if a USB's firmware is unmodified when plugged in?

Let's say I have some USB stick that I know and trust. I can examine the firmware and generate a checksum for it. Can I use this checksem to ensure that when the USB is next plugged in the firmware ...
3
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3answers
150 views

Using a windows partition as a decoy

I'm interested in setting up a laptop that dual boots Windows 7 and openSUSE. The plan is to encrypt the openSUSE partition and require a USB thumb drive with the encryption key for it to boot. Where ...
3
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1answer
261 views

Is it possible to bypass USB access restriction placed by the Active Directory? [closed]

I've been tasked with an onsite engagement to see what I can find from one of their laptops. They have a policy in place to block USB access through the Active Directory, e.g. When you try to access ...
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0answers
54 views

Best way to deal with Encrypted USB user authentication

So I'm working with a client who wants the absolute highest level of security for his project. I pitched him the idea of hardware user authentication with one of those encrypted USB drives with the ...
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2answers
119 views

If I format a USB stick, will the old contents be recoverable?

I have read that the "safest" way to make sensitive USB contents un-recoverable is to hammer to pieces the USB stick. Indeed, a quick search on Google shows up hundreds of ways to "recover usb files" ...
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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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2answers
626 views

Can dual-boot, encrypted Windows 7 installations be fairly well secured against each other?

We have corporate network where remote workers connect via encrypted latops (Windows 7) using VPN (Cisco AnyConnect client), log into the Windows domain and access their network shares, Outlook e-...
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0answers
62 views

Allow only single aplication to access files on USB stick with Linux namespaces

It looks like i found a way to allow only single application to access files in USB storage. This script must be run with sudo. #!/bin/bash # create namespace unshare -m<<EOF # mount device ...
3
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1answer
140 views

Is it risky to use an untrusted keyboard?

Suppose you're buying a new keyboard (say USB-wired, but consider Bluetooth connected as well) from Ebay. Is it risky to use that keyboard in a sense that it could be more than just a keyboard? ...
2
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1answer
104 views

How does a “fake” network-adapter steal credentials?

I've read that devices that look like USB flash drives can be hidden network cards that can then steal credentials even when the screen is locked. (Like the Bash Bunny) I understand that being the ...
3
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1answer
138 views

Malware: Is there a difference between automounting vs manually mounting?

This is specifically for Ubuntu, but if you'd like to include a reply that'd help Windows users, please do. Background: I'm working on the suspicion that there's malware on my neighbour's laptop, ...
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3answers
1k views

How to stop USB Rubber Ducky?

I want to protect my computer from fake USB keyboards like the USB rubber ducky . I tried Penteract's disguised keyboard detector. I connected a keyboard and it locked the screen. But I don't ...
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2answers
435 views

Can Windows 10 bootable USB drive get infected while trying to reinstall Windows?

Microsoft allows you to create a recovery drive for Windows 10. If Windows gets infected with a virus or other malware, can the USB driver also get infected while trying to reinstall Windows?
2
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1answer
111 views

Safety protocol for USB flash drives [duplicate]

I give a USB flash drive to a friend. He returns it. I don't have a particular reason to suspect my friend of any wrongdoing, but I suspect his computer might be infected. I don't need to browse the ...
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2answers
1k views

Are there USB flash drives with read-only firmware?

A security risk with ordinary flash drives is that they have re-writable (flashble) firmware, which basically lets a hacker replace the operating system of the USB drive with their own. Are there any ...
2
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1answer
94 views

question about clean reinstallation of infected windows 7 (nuke from orbit approach)

I am attempting to reinstall windows 7 on my infected PC (with the shortcut virus) using a fresh USB drive. The USB drive is NOT infected and contains the ISO. will the USB stick I'm using get ...
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1answer
341 views

Will ISP see my router MAC address? connection by 4g USB modem

Question is similar to Will my USB modem send my MAC address to my ISP? but not exacly. I have router dwr-116 and usb 4G modem which is connected to this router. Will ISP see dwr-116 mac address? or ...
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0answers
267 views

USB virus scanner, live boot? [closed]

So after spending the better part of the last two days trying to find a good alternative on Google. I finally gave up and decided to post this... I work for a firm that is really into security right ...
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1answer
159 views

Is it possible to safely access a USB pen drive in Windows via a virtual box with Linux? [duplicate]

This is for a computer that has many different people plug in their pen drives into, for taking printouts. As a result, the computer is always infected with all kinds of Windows viruses. Once the ...
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0answers
103 views

Pen drive deleted all files just by plugging in - What is it?

A good friend of mine, very old and unskilled with computers, plugged his pen-drive on the work and, according to him, it instantly start deleting all files on the pen-drive without any window or ...
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1answer
194 views

Copy of files to storage device [duplicate]

I downloaded files from an old company computer to an external USB device, can the company tell which files were copied or only that I copied files?
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0answers
72 views

Investigating an infected flash memory

I've been given a sample of virus-infected USB media, that were sold to a client and were supposed to be empty. There's an UPX-compressed 364 kB EXE file - from hexdumping the exectable I found a ...
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3answers
651 views

Sanitizing USB memory stick by overwriting dummy data

I want to sanitize my USB memory stick. By 'sanitizing' I mean I don't want to leave any trace of what I wrote in the USB memory stick. Since they are made with flash memory and flash memory ...
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1answer
104 views

Is it possible to investigate if a pendrive has been connected to a specific PC?

Is it possible to investigate if a pendrive has been connected to a specific PC? Are there any traces left on the device?
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13answers
12k views

Allow only specific devices to be connected to USB

Suppose I have a Windows PC in a safe room, disconnected from the internet, with only 3 cables connecting to another room, to a mouse, monitor and keyboard. The computer contains highly sensitive ...
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2answers
168 views

How can kids transfer data to a school computer safely?

I have a primary-school-aged daughter who needs to bring a presentation to school. Classmates are bringing their presentations on a thumb drive, but I have some security concerns. (One, two, etc ...
2
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1answer
781 views

Kingston Data Traveller Vault Privacy - more password attempts

The Kingston Data Traveller Vault Privacy USB drive has a default amount of 10 password entries before it is erased. I am left with one and the question is whether any of the following two approaches ...
0
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1answer
82 views

Ipod Classic w/ torrented files

My friend gave me his old iPod classic, but it's got a bunch of torrented music on it; I want to wipe it with Disc Utility or perhaps GParted and start fresh... because I don't trust torrented files. ...
0
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1answer
180 views

Is Android ( Linux ) emulating a read-only USB storage device safer than a USB drive?

Well the title kinda ask all, I've been using DriveDroid on Android to emulate a read-only USB drive that I can plug in any machines to copy the files to the PC. I do use the same USB cable. For ...
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1answer
116 views

Isn't extracting an encrypted file to disk a bad idea?

When using SanDisk's SecureAccess software to access your 'encrypted' usb key, it requests you give it a location to extract the files to - expecting you to give it a folder to write them out to. Isn'...
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2answers
404 views

Is it safe to insert a USB drive of unknown origin? [duplicate]

I found a USB drive and I would like to check out the contents to see if there is any information that could allow me to identify and return to the owner. However, I'm unsure of what is on the drive. ...
3
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2answers
462 views

Securely obtain information from a USB Flash Drive /Thumb Drive avoiding viruses [duplicate]

I have just been passed some data in a thumb drive (which I was expecting). While I'm not too sure exactly what format the data will be in, it should be a mixture of numbers and text, possibly in one ...
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2answers
262 views

Turn exisiting USB drive into hardware encrypted drive?

I'm currently using a completely unprotected SANDISK Ultra 256GB and want to secure my files on there. I made a quick google search and found a device called Skydigital Ezsafe Lockdock which simply ...
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2answers
354 views

Is Ubuntu Guest Session safer than Ubuntu Live CD for examining malicious USB drives?

I have some allegedly malicious USB drives that I want to test. I have an already installed Ubuntu OS with a guest session and the Ubuntu Live CD. Which environment setup is safer for testing the ...
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1answer
144 views

How to open external drive that was protected using BitLocker

I've forgotten the password for my Seagate portable drive. I locked it using windows BitLocker two years ago. I can't remember the password but I almost know what's the password. Is there any way to ...
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6answers
6k views

How do I securely dispose of a removable USB storage device from within an office?

How can I safely and securely dispose of a USB device at my workplace using only basic tools and objects commonly found in an office? I am unable to remove the device from the premises. I cannot ...
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4answers
3k views

Detection of BadUSB

We plan to distribute our new software using USB flash drives. The plan is for the field service specialists to visit our customers and upgrade the software using one of our flash drives. However, we ...
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vote
1answer
119 views

Can the data transfered from a PC to Dropbox or a USB drive be logged and detected?

I have some problems with my manager and am in process of using a lawyer to litigate with regards to workplace harassment. The litigation is planned to be "soft" and my lawyer only plans to send the ...
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2answers
106 views

Get info of computer (logged in username) secretly using USB drive

I have a scenario in which I have to do a social engineering exercise for a client. The exercise is the simple old free USB trick, but the catch here is that I have to only get only the (non damaging) ...
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1answer
186 views

Why can't I install from a USB? Kali USB installation demands a CD-ROM. How can I get around this? [closed]

I am unable to install Kali 2016.2 using a USB. The installation demands a CD-ROM. This cannot be right... Right? EDIT: Kali Linux 64 bit (25cc6d53a8bd8886fcb468eb4fbb4cdfac895c65) ISO used ...
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1answer
530 views

How secure is BitLocker with a USB key on the motherboard

I've been reading a bit about using BitLocker without a TPM chip and I've seen here and there that some people advise to use a USB stick for ease, and plug it into an internal USB header converter and ...
55
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9answers
16k views

How can empty USB sticks contain malware?

I read a BBC article about empty USB sticks containing malware: Berlin-based researchers Karsten Nohl and Jakob Lell said a device that appeared to be completely empty could still contain a virus....