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Oracle Identity Manager Exploit Observation from September (CVE-2025-61757), (Thu, Nov 20th)
Searchlight Cyber today released a blog detailing CVE-2025-61757, a vulnerability they reported to Oracle. Oracle released a patch for the vulnerability as part of its October Critical Patch Update, which was released on October 21st. Based on Searchlight Cyber’s blog, the issue is pretty trivial to exploit: All URLs that end in “.wadl” are exempt…
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ISC Stormcast For Thursday, November 20th, 2025 https://isc.sans.edu/podcastdetail/9708, (Thu, Nov 20th)
(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.
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Unicode: It is more than funny domain names., (Wed, Nov 12th)
When people discuss the security implications of Unicode, International Domain Names (IDNs) are often highlighted as a risk. However, while visible and often talked about, IDNs are probably not what you should really worry about when it comes to Unicode. There are several issues that impact application security beyond confusing domain names. At first sight,…
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ISC Stormcast For Wednesday, November 19th, 2025 https://isc.sans.edu/podcastdetail/9706, (Wed, Nov 19th)
(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.
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KongTuke activity, (Tue, Nov 18th)
Introduction Today’s diary is an example of KongTuke activity using fake CAPTCHA pages for a ClickFix-style lure. Also known as LandUpdate808 or TAG-124 and described as a sophisticated TDS system, KongTuke has been active since at least May 2024. I keep track of this campaign through the infosec.exchange Mastodon instance, which is mostly information from…
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ISC Stormcast For Tuesday, November 18th, 2025 https://isc.sans.edu/podcastdetail/9704, (Tue, Nov 18th)
(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.
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Decoding Binary Numeric Expressions, (Mon, Nov 17th)
In diary entry “Formbook Delivered Through Multiple Scripts“, Xavier mentions that the following line: Nestlers= array(79+1,79,80+7,60+9,82,83,72,69,76,76) decodes to the string POWERSHELL. My tool numbers-to-hex.py is a tool that extracts numbers from text files, and converts them to hexadecimal. Like this: I can then use another tool, hex-to-bin.py to convert the hexadecimal numbers to binary, and…
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ISC Stormcast For Monday, November 17th, 2025 https://isc.sans.edu/podcastdetail/9702, (Mon, Nov 17th)
(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.
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Finger.exe & ClickFix, (Sun, Nov 16th)
The finger.exe command is used in ClickFix attacks. finger is a very old UNIX command, that was converted to a Windows executable years ago, and is part of Windows since then. In the ClickFix attacks, it is used to retrieve a malicious script via the finger protocol. We wrote about finger.exe about 3 years ago:…
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SANS Holiday Hack Challenge 2025, (Sun, Nov 16th)
The SANS Holiday Hack Challenge™ 2025 is available. (c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.
