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Category: SANS Internet Storm Center, InfoCON: green
Steganography Challenge: My Solution, (Sat, May 10th)
When I tried to solve “Steganography Challenge” with the same method as I used in “Steganography Analysis With pngdump.py: Bitstreams”, I couldn't recover the text message. This article has been indexed from SANS Internet Storm Center, InfoCON: green Read the…
ISC Stormcast For Friday, May 9th, 2025 https://isc.sans.edu/podcastdetail/9444, (Fri, May 9th)
This post doesn’t have text content, please click on the link below to view the original article. This article has been indexed from SANS Internet Storm Center, InfoCON: green Read the original article: ISC Stormcast For Friday, May 9th, 2025…
No Internet Access? SSH to the Rescue!, (Thu, May 8th)
This quick diary is a perfect example of why I love Linux (or UNIX in general) operating system. There is always a way to “escape” settings imposed by an admin… This article has been indexed from SANS Internet Storm Center,…
ISC Stormcast For Thursday, May 8th, 2025 https://isc.sans.edu/podcastdetail/9442, (Thu, May 8th)
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Example of “Modular” Malware, (Wed, May 7th)
Developers (of malware as well as goodware) don't have to reinvent the wheel all the time. Why rewrite a piece of code that was development by someone else? In the same way, all operating systems provide API calls (or system…
ISC Stormcast For Wednesday, May 7th, 2025 https://isc.sans.edu/podcastdetail/9440, (Wed, May 7th)
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Python InfoStealer with Embedded Phishing Webserver, (Tue, May 6th)
Infostealers are everywhere for a while now. If this kind of malware is not aggressive, their impact can be much more impacting to the victim. Attackers need always more and more data to be sold or reused in deeper scenarios.…
ISC Stormcast For Tuesday, May 6th, 2025 https://isc.sans.edu/podcastdetail/9438, (Tue, May 6th)
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“Mirai” Now Exploits Samsung MagicINFO CMS (CVE-2024-7399), (Mon, May 5th)
Last August, Samsung patched an arbitrary file upload vulnerability that could lead to remote code execution [1]. The announcement was very sparse and did not even include affected systems: This article has been indexed from SANS Internet Storm Center, InfoCON:…
“Mirai” Now Exploits Samsung MaginINFO CMS (CVE-2024-7399), (Mon, May 5th)
Last August, Samsung patched an arbitrary file upload vulnerability that could lead to remote code execution [1]. The announcement was very sparse and did not even include affected systems: This article has been indexed from SANS Internet Storm Center, InfoCON:…
ISC Stormcast For Monday, May 5th, 2025 https://isc.sans.edu/podcastdetail/9436, (Mon, May 5th)
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Steganography Challenge, (Sat, May 3rd)
If you are interested in experimenting with steganography and my tools, I propose the following challenge. This article has been indexed from SANS Internet Storm Center, InfoCON: green Read the original article: Steganography Challenge, (Sat, May 3rd)
ISC Stormcast For Friday, May 2nd, 2025 https://isc.sans.edu/podcastdetail/9434, (Fri, May 2nd)
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Steganography Analysis With pngdump.py: Bitstreams, (Thu, May 1st)
A friend asked me if my pngdump.py tool can extract individual bits from an image (cfr. diary entry “Steganography Analysis With pngdump.py”). This article has been indexed from SANS Internet Storm Center, InfoCON: green Read the original article: Steganography Analysis…
ISC Stormcast For Thursday, May 1st, 2025 https://isc.sans.edu/podcastdetail/9432, (Thu, May 1st)
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ISC Stormcast For Wednesday, April 30th, 2025 https://isc.sans.edu/podcastdetail/9430, (Wed, Apr 30th)
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Web Scanning Sonicwall for CVE-2021-20016, (Tue, Apr 29th)
There was a post initially published in January 2022 showing an exploitable “probable zero-day vulnerabilities”[1] for Sonicwall but looking back in what has been submitted in the past year to ISC, this past week was the first time we have…
More Scans for SMS Gateways and APIs, (Tue, Apr 29th)
Last week, I wrote about scans for Teltonika Networks SMS Gateways. Attackers are always looking for cheap (free) ways to send SMS messages and gain access to not-blocklisted numbers. So, I took a closer look at similar scans we have…
ISC Stormcast For Tuesday, April 29th, 2025 https://isc.sans.edu/podcastdetail/9428, (Tue, Apr 29th)
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