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Tag: SANS Internet Storm Center, InfoCON: green
How much HTTP (not HTTPS) Traffic is Traversing Your Perimeter?, (Tue, Oct 22nd)
Back in June of 2010, The Electronic Frontier Foundation (EFF) released the first beta release of the “HTTPS Everywhere” plugin [1]. Even then, most websites offered HTTPS. But unlike today, HTTP was often still the default, and HTTPS was not…
ISC Stormcast For Tuesday, October 22nd, 2024 https://isc.sans.edu/podcastdetail/9190, (Tue, Oct 22nd)
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A Network Nerd’s Take on Emergency Preparedness, (Tue, Oct 15th)
Over the last month, two hurricanes barely missed me. Luckily, neither caused me any significant inconvenience. Sadly, others were not as lucky, and I think this is a good time to do a little “Lessons Learned” exercise. It made me…
ISC Stormcast For Monday, October 21st, 2024 https://isc.sans.edu/podcastdetail/9188, (Mon, Oct 21st)
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ISC Stormcast For Friday, October 18th, 2024 https://isc.sans.edu/podcastdetail/9186, (Fri, Oct 18th)
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ISC Stormcast For Thursday, October 17th, 2024 https://isc.sans.edu/podcastdetail/9184, (Thu, Oct 17th)
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Scanning Activity from Subnet 15.184.0.0/16, (Thu, Oct 17th)
I noticed in my logs 2 weeks ago regular probe from a subnet in the Amazone cloud only scanning for TCP/8080 capture by the iptables of my DShield sensor. The scanning started on the 15 Aug – 4 Oct 2024…
The Top 10 Not So Common SSH Usernames and Passwords, (Wed, Oct 16th)
Our list of “Top” ssh usernames and password is pretty static. Well known defaults, like “root” and “admin” are at the top of the list. But there are always some usernames and password in the list that are not as…
ISC Stormcast For Wednesday, October 16th, 2024 https://isc.sans.edu/podcastdetail/9182, (Wed, Oct 16th)
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Angular-base64-update Demo Script Exploited (CVE-2024-42640), (Tue, Oct 15th)
Demo scripts left behind after installing applications or frameworks are an ongoing problem. After installation, removing any “demo” or “example” folders is usually best. A few days ago, Ravindu Wickramasinghe noticed that the Angular-base64-upload project is leaving behind a demo…
ISC Stormcast For Tuesday, October 15th, 2024 https://isc.sans.edu/podcastdetail/9180, (Tue, Oct 15th)
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Phishing Page Delivered Through a Blob URL, (Mon, Oct 14th)
I receive a lot of spam in my catch-all mailboxes. If most of them are not interesting, some still attract my attention. Especially the one that I'll describe in this diary. The scenario is classic, an important document is pending…
ISC Stormcast For Monday, October 14th, 2024 https://isc.sans.edu/podcastdetail/9178, (Mon, Oct 14th)
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Wireshark 4.4.1 Released, (Sun, Oct 13th)
Wireshark release 4.4.1 fixes 2 vulnerabilities and 27 bugs. One of these bugfixes is for the missing IP address plugin on Windows, see “Wireshark 4.4's IP Address Functions”. This article has been indexed from SANS Internet Storm Center, InfoCON: green…
ISC Stormcast For Friday, October 11th, 2024 https://isc.sans.edu/podcastdetail/9176, (Fri, Oct 11th)
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GPTHoney: A new class of honeypot [Guest Diary], (Thu, Oct 10th)
[This is a Guest Diary by Christopher Schroeder, an ISC intern as part of the SANS.edu BACS program] This article has been indexed from SANS Internet Storm Center, InfoCON: green Read the original article: GPTHoney: A new class of honeypot…
ISC Stormcast For Thursday, October 10th, 2024 https://isc.sans.edu/podcastdetail/9174, (Thu, Oct 10th)
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From Perfctl to InfoStealer, (Wed, Oct 9th)
A few days ago, a new stealthy malware targeting Linux hosts made a lot of noise: perfctl[1]. The malware has been pretty well analyzed and I won't repeat what has been already disclosed. I found a copy of the “httpd”…
ISC Stormcast For Wednesday, October 9th, 2024 https://isc.sans.edu/podcastdetail/9172, (Wed, Oct 9th)
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