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Bankaimadness

macrumors 6502
Original poster
Jun 7, 2010
301
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What would happen say if you dual boot your MBP into Windows and then you infected windows with a virus. Does it affect the OSX in any way?
 
What would happen say if you dual boot your MBP into Windows and then you infected windows with a virus. Does it affect the OSX in any way?

Depends entirely on the virus, but for the most part file permission access is restricted between osx/windows. Meaning that it would be rather difficult for a virus to do anything with no access ;)
 
Depends entirely on the virus, but for the most part file permission access is restricted between osx/windows. Meaning that it would be rather difficult for a virus to do anything with no access ;)

Which virus has been written to infect both Windows and OS X? Would love to know.
 
Which virus has been written to infect both Windows and OS X? Would love to know.
I think he's referring to a Windows virus running in the Windows partition being able to write to the Mac partition. Of course, you'd have to do a LOT of work to make that happen, if at all. It's certainly not going to happen without the user's knowledge, permission and intervention.
 
I think he's referring to a Windows virus running in the Windows partition being able to write to the Mac partition. Of course, you'd have to do a LOT of work to make that happen, if at all. It's certainly not going to happen without the user's knowledge, permission and intervention.

Yeah, but again, you are talking about two completely different operating systems written in completely different code. And as far as I know, you can not move files from bootcamp to OS X (without some 3rd party software).
 
Yeah, but again, you are talking about two completely different operating systems written in completely different code. And as far as I know, you can not move files from bootcamp to OS X (without some 3rd party software).
That's the point. You'd have to jump through hoops to try to make such a thing happen, if it's even possible.
 
That's the point. You'd have to jump through hoops to try to make such a thing happen, if it's even possible.

Okay, just out of curiosity. What if someone had MacDrive installed?
If a virus is constructed to look for all writeable partitions and do whatever it takes to destroy data on it, wouldn't the presence of MacDrive allow that virus to actually damage the Mac OS X partition?
 
Okay, just out of curiosity. What if someone had MacDrive installed?
If a virus is constructed to look for all writeable partitions and do whatever it takes to destroy data on it, wouldn't the presence of MacDrive allow that virus to actually damage the Mac OS X partition?
MacDrive enables Windows to read and write the HFS format, but that doesn't mean Windows would have the proper permissions to write. I seem to recall someone describing a convoluted method of achieving this in one of the virus discussion threads quite a while ago, but I don't recall the details. You might also try MRoogle to see if there's a thread related to transferring files between the Windows and Mac partitions. I seem to remember seeing some questions from people using Boot Camp who wanted to be able to share files between the partitions.
 
MacDrive enables Windows to read the HFS format, but that doesn't mean Windows would have the proper permissions to write.

MacDrive can also write to HFS+ formatted volumes, thus my "concern".

Simplify cross-platform computing
The best part about MacDrive is there is nothing to launch and nothing to learn - simply install and Windows understands Mac disks.

Along with the ability to read and write to Mac disks and volumes, you can also create Mac disks for easy file transfers and backups. The built-in MacDrive Disk Manager gives you the power to partition, format, analyze and repair disks, while the newly revamped CD/DVD Creator allows you to burn Mac CDs and DVDs.

Read more: http://www.mediafour.com/products/macdrive/#ixzz0yRlzHs8f


I will use that "MRoogle" you speak of. But I'm more of a poster than a searcher, thus my motto.
 
MacDrive can also write to HFS+ formatted volumes, thus my "concern".
On an external drive, yes. (I meant to say read and write... corrected) I'm not sure how that works on a Mac's internal drive that's still managed by Mac OS X. My uneducated guess is that it would be a matter of not only format, but permissions.
I will use that "MRoogle" you speak of. But I'm more of a poster than a searcher, thus my motto.
Yeah, what's up with that? Decided to throw in the towel? :D Or using reverse psychology?
 
On an external drive, yes. (I meant to say read and write... corrected) I'm not sure how that works on a Mac's internal drive that's still managed by Mac OS X. My uneducated guess is that it would be a matter of not only format, but permissions.

I have never used MacDrive with my external drives, thus I have no knowledge of that. I only used it with external drives, but since I only use Windows for less than one hour per month, I never need it. I'm just astounded by MacDrive's "speed", or better said, how fast I can read HFS+ formatted volumes with MacDrive.
I used the NTFS-3G drivers for Mac OS X, and it is slow to read or write NTFS formatted volumes, and writing to FAT32 formatted volumes in Mac OS X is slow too, which is kind if troublesome, if you have 25GB to write and it takes 10 hours.



I used that search thing and found the following:


My MacBook Pro came in yesterday and I'm using MacDrive on the XP install so that I can read my OSX disk. Should a virus come along that does the destructive thing, it could trash the data or OSX install on that partition though it couldn't execute under OSX (that may change, saw a note about a virus the other day that infected Linux and/or Windows, wouldn't be surprised to see multiplatform viruses become more common).

Having said that, I'm not particularly worried. I keep my virus protection up to date, email is scanned and scrubbed on the server, run a firewall, don't run unexpected attachments, most of the time I'm also behind a hardware NAT firewall, and the last time I got infected by a virus was...uh, never.



Please note that mac drive will leave your hard drives open to the effects of malicious windows viruses.

To an extent, yes. For instance, if there's another virus like ILoveYou that goes out and deletes all of your MP3s and your MP3s are on one of your HFS+ volumes then it can delete them, but the virus won't be able to actually infect anything on the volume unless it's holding some Windows binaries and those won't be able to affect the usage of OS X anyway.



If you have macdrive it complicates things because then the virus has read/write access directly to the other hard drive partition without going through the root of the drive. Viruses that attack the partition table thought ARE out there and will wreak havoc if you get one. Thus, if you have macdrive installed I would be careful (or just don't install macdrive). Stupid windows viruses!



Yeah, what's up with that? Decided to throw in the towel? :D Or using reverse psychology?

I think the latter, but I doubt it will help. We'll see, maybe Doctor Q could make some analysis about signatures with MRoogle links in it and the effect it has on using MRoogle, meaning are more MRoogle links in signatures leading to more MRoogle searches, or does it not matter anyway.
 
I used that search thing and found the following:
Interesting that all but one of those quotes were from 2006, the other from 2008. Maybe not much has changed since then.

I avoid the whole issue simply by not infecting my Mac with the world's most popular virus: Windows! :D I don't run Boot Camp, Parallels, VMware Fusion, etc. There's nothing I need Windows for that I can't do on Mac OS X, so I don't bother.
 
Interesting that all but one of those quotes were from 2006, the other from 2008. Maybe not much has changed since then.

I avoid the whole issue simply by not infecting my Mac with the world's most popular virus: Windows! :D I don't run Boot Camp, Parallels, VMware Fusion, etc. There's nothing I need Windows for that I can't do on Mac OS X, so I don't bother.

Windows can run Solitaire natively, and to get the best out of it I run it via BC.

But I get you, Windows is the virus, and I avoid it like hydrochloric acid as much as I can, but at work I sometimes have to use them.

Ah, I just remembered I also work at another company, with an all Windows environment, but as I only have to use two applications there (Avid MC and Explorer), I can get by it, it just takes longer there. Anyway, they were intelligent enough to not connect those machines to the world wild wet.
 
Windows can run Solitaire natively, and to get the best out of it I run it via BC.
http://www.solitaireforever.com/klondike/
and I avoid it like hydrochloric acid
Now, a sip of hydrochloric acid now and then will clear the sinuses right up!
Ah, I just remembered I also work at another company, with an all Windows environment,
I still support Windows clients every day via TeamViewer, so I'm still exposed to the Windows environment a lot. I just don't let that stuff touch my Mac.
 
Im always amazed by people scared of windows because of viruses, it seems that there is nothing else on windows exept for viruses. Pretty sure if OSX got the same marketshare as windows, there would be plenty of viruses for macs as well.

Anyway before I switched to mac a few months ago, I used windows for 12 years, I only got virus twice and that was on Windows 98 SE. I even stopped using antivirus. Sometimes Iam amazed how people even get those, unless you dumb enough to open weird .exe files or something like doc.exe from your emails, there should not be any problems.

But on the matter of question, no there wont be anything wrong with your OSX, not only that the code is different, but also cuz the file system is totally different.
 
Im always amazed by people scared of windows because of viruses, it seems that there is nothing else on windows exept for viruses. Pretty sure if OSX got the same marketshare as windows, there would be plenty of viruses for macs as well.
....

The Mac OS X Malware Myth Continues

I myself am not scared of Windows, I just don't like how I have to use it to make it work the way I want. Mac OS X is easier to handle for me.

I used Windows since its 3.x days until Windows XP SP2, although I was partial to Windows 2000. I also didn't get much viruses and it only infected my system once.

When I look at Windows now, I just don't care anymore for it, it is ugly, and as the interface is the one I see and have to interact with, I don't really care about the stuff, that has been done under the hood, as good as it might be. Mac OS X is easy on the eyes, thus easier to look at and can be worked with for longer periods of times.
 
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