-
ISC Stormcast For Tuesday, May 20th, 2025 https://isc.sans.edu/podcastdetail/9458, (Tue, May 20th)
(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.
-
RAT Dropped By Two Layers of AutoIT Code, (Mon, May 19th)
Like .Net, AutoIT[1] remains a popular language for years in the malware ecosystem. It’s a simple language that can interact with all the components of the Windows operating system. I regularly discover AutoIT3 binaries (yes, it can be compiled). This weekend, I found a malware delivered through a double layer of AutoIT code! The initial file…
-
ISC Stormcast For Monday, May 19th, 2025 https://isc.sans.edu/podcastdetail/9456, (Mon, May 19th)
(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.
-
xorsearch.py: Python Functions, (Sat, May 17th)
A couple years ago I published tool xorsearch.py for this diary entry: “Small Challenge: A Simple Word Maldoc – Part 4“. It could be used to search for XOR-encoded text: This was a beta version, and its user interface was subject to change. The version I released recently is a rewrite, and option -t no…
-
ISC Stormcast For Friday, May 16th, 2025 https://isc.sans.edu/podcastdetail/9454, (Fri, May 16th)
(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.
-
ISC Stormcast For Thursday, May 15th, 2025 https://isc.sans.edu/podcastdetail/9452, (Thu, May 15th)
(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.
-
Web Scanning SonicWall for CVE-2021-20016 – Update, (Wed, May 14th)
I published on the 29 Apr 2025 a diary [1] on scanning activity looking for SonicWall and since this publication this activity has grown 10-fold. Over the past 14 days, several BACS students have reported activity related to SonicWall scans all related for the same 2 URLs [4][5] previously mentioned in my last diary. My…
-
Another day, another phishing campaign abusing google.com open redirects, (Wed, May 14th)
A couple of weeks ago, I came across a phishing campaign that highlights a recurring issue with open redirect vulnerabilities in well-known and trusted services. The phishing message that was delivered to us, here at the ISC, was a variation on the “we blocked your account to keep it safe, to unblock it, login at…
-
ISC Stormcast For Wednesday, May 14th, 2025 https://isc.sans.edu/podcastdetail/9450, (Wed, May 14th)
(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.
-
Microsoft Patch Tuesday: May 2025, (Tue, May 13th)
Today, Microsoft released its expected update for the May patch on Tuesday. This update fixes 78 vulnerabilities. 11 are rated as critical, and 66 as important. Five of the vulnerabilities have already been exploited and two were publicly known but not yet exploited. 70 of the vulnerabilities were patched today, 8 had patches delivered earlier this…
