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Tag: SANS Internet Storm Center, InfoCON: green
Do you Like Donuts? Here is a Donut Shellcode Delivered Through PowerShell/Python, (Mon, Aug 19th)
I found a tiny .bat file that looked not suspicious at all: 3650.bat (SHA256:bca5c30a413db21f2f85d7297cf3a9d8cedfd662c77aacee49e821c8b7749290) with a very low VirusTotal score (2/65)[1]. The file is very simple, it invokes a PowerShell: This article has been indexed from SANS Internet Storm Center,…
ISC Stormcast For Monday, August 19th, 2024 https://isc.sans.edu/podcastdetail/9102, (Mon, Aug 19th)
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ISC Stormcast For Friday, August 16th, 2024 https://isc.sans.edu/podcastdetail/9100, (Fri, Aug 16th)
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[Guest Diary] 7 minutes and 4 steps to a quick win: A write-up on custom tools, (Fri, Aug 16th)
[This is a Guest Diary by Justin Leibach, an ISC intern as a part of the SANS.edu BACS [1] degree program] This article has been indexed from SANS Internet Storm Center, InfoCON: green Read the original article: [Guest Diary] 7…
Wireshark 4.4.0rc1’s Custom Columns, (Thu, Aug 15th)
In diary entry “A Wireshark Lua Dissector for Fixed Field Length Protocols”, I show how to use a protocol dissector I wrote in Lua to parse TCP data. This article has been indexed from SANS Internet Storm Center, InfoCON: green…
ISC Stormcast For Thursday, August 15th, 2024 https://isc.sans.edu/podcastdetail/9098, (Thu, Aug 15th)
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Multiple Malware Dropped Through MSI Package, (Wed, Aug 14th)
One of my hunting rules hit on potentially malicious PowerShell code. The file was an MSI package (not an MSIX, these are well-known to execute malicious scripts[1]). This file was a good old OLE package: This article has been indexed…
ISC Stormcast For Wednesday, August 14th, 2024 https://isc.sans.edu/podcastdetail/9096, (Wed, Aug 14th)
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Microsoft August 2024 Patch Tuesday, (Tue, Aug 13th)
This month we got patches for 186 vulnerabilities. Of these, 9 are critical, and 9 are zero-days (3 previously disclosed, and 6 are already being exploited). This article has been indexed from SANS Internet Storm Center, InfoCON: green Read the…
ISC Stormcast For Tuesday, August 13th, 2024 https://isc.sans.edu/podcastdetail/9094, (Tue, Aug 13th)
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ISC Stormcast For Monday, August 12th, 2024 https://isc.sans.edu/podcastdetail/9092, (Mon, Aug 12th)
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Video: Same Origin, CORS, DNS Rebinding and Localhost, (Mon, Aug 12th)
Trying something a bit different. A video demo to illustrate some concepts around “Origin” in web applications. Let me know if this is something you would like to see more of. This article has been indexed from SANS Internet Storm…
ISC Stormcast For Friday, August 9th, 2024 https://isc.sans.edu/podcastdetail/9090, (Fri, Aug 9th)
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ISC Stormcast For Thursday, August 8th, 2024 https://isc.sans.edu/podcastdetail/9088, (Thu, Aug 8th)
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ISC Stormcast For Wednesday, August 7th, 2024 https://isc.sans.edu/podcastdetail/9086, (Wed, Aug 7th)
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Same Scripts, Different Day: What My DShield Honeypot Taught Me About the Importance of Security Fundamentals [Guest Diary], (Wed, Aug 7th)
[This is a Guest Diary by Riché Wiley, 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: Same Scripts, Different Day: What My…
A Survey of Scans for GeoServer Vulnerabilities, (Tue, Aug 6th)
A little bit over a year ago, I wrote about scans for GeoServer [1][2]. GeoServer is a platform to process geographic data [3]. It makes it easy to share geospatial data in various common standard formats. Recently, new vulnerabilities were…
ISC Stormcast For Tuesday, August 6th, 2024 https://isc.sans.edu/podcastdetail/9084, (Tue, Aug 6th)
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Script obfuscation using multiple instances of the same function, (Mon, Aug 5th)
Threat actors like to make detection and analysis of any malicious code they create as difficult as possible – for obvious reasons. There are any number of techniques which they may employ in this area, nevertheless, the one approach, that…