10
votes
7answers
769 views

What are the pros/cons of blocking a program from running in %appdata%, %temp%, etc.?

While researching ways to prevent CryptoLocker, I saw a forum post that advised using Group Policy Objects (GPO) and/or antivirus software to block run access in the following locations: %appdata% ...
1
vote
1answer
328 views

Identifiying weird chinese registry entries in CurrentControlSet\Services

I noticed chinese characters inside my register under HKLM\System\CurrentControlSet\Services. Inside these there was nothing. I googled the strings and found nothing. Anyway for me to identify these? ...
0
votes
1answer
71 views

Good resource for evaluting AV and anti Malware software?

I am looking for good resources to use to compare the effectiveness of various antivirus/antimalware software solutions. In particular, I am comparing Windows Security Essentials against Symantec ...
11
votes
4answers
1k views

How do I deal with the removal/eradication of an unknown worm on our network?

TL;DR I'm pretty sure our small network has been infected by some sort of worm/virus. It seems to only be afflicting our Windows XP machines, however. Windows 7 machines and Linux (well, yea) ...
0
votes
1answer
111 views

Security & Malware Protection for Windows 2008 Server (with RDP)

I am running an ASP.NET site on a windows 2008 server with RDP access to the server. Installing or enabling firewalls shuts off my RDP access and multiple other issues. My hosting provider is very ...
3
votes
3answers
138 views

Training High School Students on Security - What harmless “viruses” can I install that they can find?

I'm training some high school students interested in OS security (specifically, Windows Server 2003/2008), and though I've gone over a lot of the "in-theory" stuff, some hands on would be great. ...
1
vote
2answers
106 views

md5sum or sha1sum of legitmate microsoft system files

Is there a database or repository of the legitimate checksums for Microsoft system files? We think we have a 0day on DNS for Windows 2003 SP2 using IRC for command and control. (Latest McAfee does not ...
6
votes
12answers
714 views

Hardening a financially critical Windows computer

One of the risks to small and medium businesses is losing your bank credentials to bad guys by use of a key logger or other malware as Bruce Schneier blogs about. A particular threat is real-time key ...
4
votes
3answers
441 views

Some questions about the Microsoft Windows Malicious Software Removal Tool (MRT)

Does this program automatically run? If so, when and how often? Is it automatically updated? How do you disable it? How can you tell if it is running? What versions of Windows is it installed on?
2
votes
9answers
347 views

How do you deal with malware on Windows?

Simple: what do you do when they ask you the common question: "Can you clean my pc? Its so slow."