Use a Sony USB Fingerprint Reader and Thumbdrive, Get a Rootkit Free!
Sony - Slightly Smarter...
However, in a follow-up analysis two days later, F-Secure also points out that Sony has learned a few things from its 2005 fiasco:
- The fingerprint driver software can be uninstalled easily
- The program does not hide software or registry keys
...But Not Smart Enough
Unfortunately, the driver can be used to hide any (!) folder (McAfee's AVERT Labs used it to hide the Windows folder and all subfolders). How long will it be before some malware writer comes up with a nasty piece of "ransomware" to take advantage of this 'feature?'
Time for a "Bill of Rootkit Rights"?
Right now, the way that some rootkits are designed and used by legitimate companies makes it easy for the bad guys to abuse a rootkit by using it to attack users' computers - and users who don't know about a particular rootkit (and don't use anti-rootkit programs) are sitting ducks. Here's my modest proposal to set up a "Bill of Rootkit Rights" for PC users:
- Vendors should use rootkits only if other methods for protecting files and programs are not feasible
- Users need to be notified that a rootkit will be installed when a program or device containing a rootkit is being installed or connected
- Users should be given the option to opt-out of installing a program that uses a rootkit
- Vendors should provide an alternative to a program that provides a rootkit whenever possible, and explain the potential security risks of not using the rootkit-enabled version
- Vendors should provide effective uninstallers for rootkits they distribute
- Vendors should clearly explain what the rootkit does and why they believe it's necessary to the operation of the program or device
- Vendors should use rootkits only if the rootkits cannot be used in ways other than what the vendor intended
Sony's Micro Vault driver quite clearly fails to meet most of these proposed rules - especially the last one.
Some may argue that this level of disclosure would harm the effectiveness of a rootkit designed to perform legitimate tasks. I disagree: right now, the bad guys know about what rootkits can do - and all I'm advocating is the same level of knowledge for legitimate users. Nobody wants to install a program that can be turned into a weapon against their system or their information.
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