All Questions
16 questions
0
votes
1
answer
170
views
How many parts of an average laptop can be compromised? and how to confirm they are not?
The majority of virus/malware is stored and persists on the hard drive, Therefore by formatting the hard drive or re-installing the operating system, the virus is removed.
However, the average laptop ...
- 11
8
votes
4
answers
6k
views
Can a virus infection spread from a PC to a PCB and back to a PC?
We have some equipment that is linked to PC's. These PC's acquire data from the equipment that they send to a server through an internal network. Furthermore these PC's are used to mediate ...
- 105
-1
votes
1
answer
2k
views
Can I trust a used motherboard purchased from a seller in China? [duplicate]
The ASUS motherboard in an older PC I own failed. I purchased a replacement from a vendor on eBay, shipped from China (Shenzhen). Only after receiving the motherboard did it occur to me to wonder ...
- 129
1
vote
1
answer
1k
views
Can BIOS virus/malware be used to steal data?
Since a BIOS isn't connected to the internet, even if your BIOS is infected with a malware (say you used a usb to flash it but with files that wasn't from the official motherboard manufacturer's site)...
- 157
0
votes
0
answers
502
views
How can your BIOS be infected or hacked and Can a BIOS virus be used to "steal data"? [duplicate]
I know that BIOS can get virus but it's very rare, but it seems to me it's pretty impossible or improbable for a virus to creep into your BIOS via normal computer use.
Let's say I'm using windows 10, ...
- 157
99
votes
9
answers
39k
views
Can a virus destroy the BIOS of a modern computer?
In the late 1990s, a computer virus known as CIH began infecting some computers. Its payload, when triggered, overwrote system information and destroyed the computer's BIOS, essentially bricking ...
- 811
1
vote
2
answers
498
views
badBIOS reflashing
This is not a has-badBIOS-pwn3d-me post, so don't worry about any paranoid rants.
Having read a thorough analysis/debunking of the alleged evilware, I certainly understand that the technology badBIOS ...
- 11
0
votes
1
answer
2k
views
Potential UEFI malware from Virus Total .rom scan
I dumped my firmware on my Macbook with Darwin Dumper and uploaded the .rom file to Virus Total and it showed a huge amount of bad PE32 images (File detail tab), all of which seem to be detected by ...
- 11
2
votes
1
answer
586
views
Feasibility of infecting notebook BIOS with virus?
I bought my computer in 2011.
From 2011 to 2015 the computer was accessible to a cousin of mine who is a developer. He doesn't work with IT security, but has more than a decade of experience ...
user181910
18
votes
2
answers
11k
views
Can BIOS malware be installed from OS?
Can an OS vulnerability be exploited to install BIOS/UEFI/firmware malware (such as a keylogger)? I know BIOS is a "deeper" level than the OS. I know firmware based keyloggers exist. I know they can ...
- 181
4
votes
2
answers
5k
views
Can Restarting An Infected Computer Make It Worse?
I seem to remember that rebooting a potentially infected Windows PC before removing the malware may allow it to take advantage of early boot up states that may be vulnerable if the security measures ...
- 563
-4
votes
1
answer
419
views
My mouse sometimes move without reason. Could it be a virus persisting Ubuntu reinstalls? [closed]
I am running Ubuntu Linux and I have reinstalled the system several times but sometimes I still feel like somebody gets remote access to my computer.
I'm not running any software like Team Viewer.
I ...
- 21
6
votes
1
answer
5k
views
How do you know if the bios has been compromised?
To secure my PC I have setup a BIOS password, preventing any access from a live-cd.
Recently I've noticed that when the BIOS asks for my password, I just have to press Enter to boot. It doesn't work ...
- 813
6
votes
1
answer
7k
views
What happened with badBios [duplicate]
Maybe some of you remember that in November 2013 the respected researcher Dragos Ruiu claimed that he was infected by some super advanced virus that no one ever heard of before.
Experts agreed that ...
- 161
-1
votes
1
answer
454
views
Malware persistence past a drive wipe? [duplicate]
Are there any known instances of malware persisting past a drive wipe and reinstall, through modified bios, or firmware on one of the machine components?
- 1,024
9
votes
4
answers
7k
views
Viruses on video cards?
Steve Gibson of Security Now fame claims that viruses can attack a video card and infect it. I assume that he means it can infect the Video BIOS. However I'm skeptical. BIOSes are so numerous and ...
- 91