Archive for the 'Security' Category


WMF exploit virus detection revisited

Monday, January 2nd, 2006

Yesterday, when I was testing the WMF exploit against a Windows 98 virtual machine, I sent samples through virus total and the only antivirus product to detect each of them was “TheHacker” from hacksoft. This evening I was revisiting the exploit (with the new rule for metasploit) and saved 20 samples which I also tested […]

More testing on the second WMF exploit

Monday, January 2nd, 2006

After my Windows 98 tests which failed to exploit the system with either the first or the second vulnerability, I started wondering how well the antivirus companies were doing in detecting this second exploit variation. I had setup and updated metasploit so I could test my Windows 98 SE install against the latest version of […]

Version 2 of the WMF exploit vs Windows 98 SE

Sunday, January 1st, 2006

Ok, I wasn’t quite satisfied with the results of the tests against the first version of the WMF (Windows Metafile) zero day exploit that’s now up to 4 or 5 days or so… Windows 98 is listed as being vulnerable, but there are no patches or workarounds currently available for Windows 98 users. I was […]

More WMF exploit testing on Windows 98

Sunday, January 1st, 2006

I’ve spent some more effort on trying to infect Windows 98 SE in a virtual machine with some of the exploit samples I can find. The first attempt was at a website with the .wmf download. No luck infecting the system there. Then, I’ve loaded up the image and visited kyeu dot info/WMF/ and tried […]

WMF exploit and Windows 98

Sunday, January 1st, 2006

Most of the talk on the WMF zero-day has centered on Windows XP, 2000 and 2003. The unofficial patch is available for those three platforms. Microsoft’s (eventual) patch will likely be for those as well. Incidents.org had a comment in one of their posts that this would be a “watershed moment” for Windows 98/ME and […]

WMF vulnerability checker

Sunday, January 1st, 2006

The same person that has given the New Year’s gift of an unofficial patch for the WMF exploit circulating has also provided a WMF vulnerability checker, download and install, it will tell if you’re vulnerable. Post is available here. According to the first comment it seems as though the vulnerability checker is triggering Norton’s auto-protect. […]

Network Security guide for the home or small business network – intermission…

Sunday, January 1st, 2006

At this point I’ve exhausted all the topics on network and computer security that I was eager to cover. As things change/ ideas strike I may well add to this series. One direction I see it going is talking in detail about several network utilities and more advanced topics like looking into web site ownership, […]

WMF exploit situation summary…

Sunday, January 1st, 2006

Since there’s been quite a bit of flux the last couple of days I thought I’d try to “reset” the situation and give a general overview of where we stand now with regards to the recent WMF zero-day exploit. 1st there is a vulnerability in the way Windows renders WMF (Windows MetaFile) image files that […]

WMF Exploit — it’s worse…

Sunday, January 1st, 2006

This is going to be a rough start to the new year for IT staff and computer users…. There’s coverage at Incidents.org, the sunbeltblog and f-secure of the latest twist in what will likely be a BIG mess to clean up. It looks like there’s a someone spamming emails to tons of addresses with a […]

Network Security guide for the home or small business network – Part 20 heterogeneous networks

Sunday, January 1st, 2006

One thing I’ve already mentioned in this serious is using alternative programs like Mozilla Firefox instead of Internet Explorer, or Thunderbird, Eduora instead of Outlook Express. Even if you’re not using alternative software as your primary web browser, email program there are advantages to having networks with mixed software, operating systems and even mixed network […]

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