SANS Internet Storm Center's Daily Network Security News Podcast

SANS Stormcast Thursday Mar 6th: DShield ELK Analysis; Jailbreaking AMD CPUs; VIM Vulnerability; Snail Mail Ransomware DShield Traffic Analysis using ELK The "DShield SIEM" includes an ELK dashboard as part of the Honeypot. Learn how to find traffic of interest with this tool. https://isc.sans.edu/diary/DShield%20Traffic%20Analysis%20using%20ELK/31742 Zen and the Art of Microcode Hacking Google re...

SANS Stormcast Wednesday Mar 5th: SMTP Credential Hunt; mac-robber.py update; ADSelfService Plus Account Takeover; Android Patch Day; PayPal Scams; VMWare Escape Fix Romanian Distillery Scanning for SMTP Credentials A particular attacker expanded the scope of their leaked credential file scans. In addition to the usual ".env" style files, it is not looking for specific SMTP related credential file...

SANS Stormcast Tuesday Mar 4th: Mark of the Web Details; Sharepint and Click-Fix Phishing; Paragon Partionmanager BYOVD Exploit Mark of the Web: Some Technical Details Windows implements the "Mark of the Web" (MotW) as an alternate data stream that contains not just the "zoneid" of where the file came from, but may include other data like the exact URL and referrer. https://isc.sans.edu/diary/Mark...

SANS Stormcast Monday Mar 3rd: AI Training Data Leaks; MITRE Caldera Vuln; modsecurity bypass Common Crawl includes Common Leaks The "Common Crawl" dataset, a large dataset created by spidering website, contains as expected many API keys and other secrets. This data is often used to train large language models https://trufflesecurity.com/blog/research-finds-12-000-live-api-keys-and-passwords-in-de...

SANS Stormcast Friday Feb 28th: Njrat devtunnels.ms; Apple FindMe Abuse; XSS Exploited; @sans_edu Ben Powell EDR vs. Ransomware Njrat Compaign Using Microsoft dev Tunnels: A recent version of the Njrat remote admin tool is taking advantage of Microsoft's developer tunnels (devtunnels.ms) as a command and control channel. https://isc.sans.edu/diary/Njrat%20Campaign%20Using%20Microsoft%20Dev%20Tunne...

SANS Stormcast Thursday Feb 27th: High Exfil Ports; Malicious VS Code Theme; Developer Workstation Safety; NAKIVO PoC; OpenH264 and rsync vuln; Attacker of of Ephemeral Ports Attackers often use ephermeral ports to reach out to download additional resources or exfiltrate data. This can be used, with care, to detect possible compromises. https://isc.sans.edu/diary/%5BGuest%20Diary%5D%20Malware%20So...

SANS Stormcast Wednesday Feb 26th: M365 Infostealer Botnet; Mixing OpenID Keys; Malicious Medical Image Apps Massive Botnet Targets M365 with Password Spraying A large botnet is targeting service accounts in M365 with credentials stolen by infostealer malware. https://securityscorecard.com/wp-content/uploads/2025/02/MassiveBotnet-Report_022125_03.pdf Mixing up Public and Private Keys in OpenID The...

SANS Stormcast Tuesday Feb 25th: Unfurl Updates; Google Ditches SMS; Paypal Phish; Exim, libXML, Parallels Vuln Unfurl Update Released Unfurl released an Update fixing a few bugs and adding support to decode BlueSky URLs. https://isc.sans.edu/diary/Unfurl%20v2025.02%20released/31716 Google Confirms GMail To Ditch SMS Code Authentication Google no longer considers SMS authentication save enough for...

SANS Stormcast Monday Feb 24th: sigs.py update; Google Introdusing Quantum Safe Sigs; MSFT Update Win 11 issues; LTE/5G Vulns; Tool Update: Sigs.py Jim updates sigs.py. The tool verifies hashes for files and automatically recognizes what hash is used. https://isc.sans.edu/diary/Tool%20update%3A%20sigs.py%20-%20added%20check%20mode/31706 Google Announcing Quantum Safe Digital Signatures in Cloud KM...

SANS Stormcast Friday Feb 21st: Kibana Queries; Mongoose Injection; U-Boot Flaws; Unifi Protect Camera Vulnerabilities; Protecting Network Devices as Endpoint (Austin Clark @sans_edu) Using ES|QL In Kibana to Query DShield Honeypot Logs Using the "Elastic Search Piped Query Language" to query DShield honeypot logs https://isc.sans.edu/diary/Using%20ES%7CQL%20in%20Kibana%20to%20Queries%20DShield%20...

SANS Stormcast Wednesday Feb 20th: XWorm Cocktail; Quantum Computing Breakthrough; Signal Phishing XWorm Cocktail: A Mix of PE data with PowerShell Code Quick analysis of an interesting XWrom sample with powershell code embedded inside an executable https://isc.sans.edu/diary/XWorm+Cocktail+A+Mix+of+PE+data+with+PowerShell+Code/31700 Microsoft's Majorana 1 Chip Carves New Path for Quantum Computin...

SANS Stormcast Tuesday Feb 19th: ModelScan AI Model Security; OpenSSH Vuln; Juniper Patches; Dell BIOS Vulnerability ModelScan: Protection Against Model Serialization Attacks ModelScan is a tool to inspect AI models for deserialization attacks. The tool will detect suspect commands and warn the user. https://isc.sans.edu/diary/ModelScan%20-%20Protection%20Against%20Model%20Serialization%20Attacks/...

SANS Stormcast: Securing the Edge; PostgreSQL Exploit; Ivanti Exploit; WinZip Vulnerablity; Xerox Patch My Very Personal Guidance and Strategies to Protect Network Edge Devices A quick summary to help you secure edge devices. This may be a bit opinionated, but these are the strategies that I find work and are actionable. https://isc.sans.edu/diary/My%20Very%20Personal%20Guidance%20and%20Strategies...

SANS Stormcast Monday Feb 17th: Fake BSOD; Volatile IPs; Postgresql libpq SQL Injection; OAUTH Phishing Fake BSOD Delivered by Malicious Python Script Xavier found an odd malicious Python script that displays a blue screen of death to users. The purpose isn't quite clear. It could be a teach support scam tricking users into calling the 800 number displayed, or a simple anti-reversing trick https:/...

SANS Stormcast Feb 14th 2025: DShield Honeypot SIEM; PAN OS Auth Bypass; Salt Typhone vs. Cisco; Crowdstrike Patch DShield SIEM Docker Updates Interested in learning more about the attacks hitting your honeypot? Guy assembled a neat SIEM to create dashboards summarizing the attacks. https://isc.sans.edu/diary/DShield%20SIEM%20Docker%20Updates/31680 PANOS Path Confusion Auth Bypass Palo Alto Networ...

SANS Stormcast Feb 13th 2025: Smart City Threats; Advanced Social Engineering Attacks; Wazuh Vulnerability; PAM Vulnerability; Ivanti Patches An Ontology for Threats: Cybercrime and Digital Forensic Investigation on Smart City Infrastructure Smart cities is a big topic for many local governments. With building these complex systems, attacks will follow. https://isc.sans.edu/diary/An%20ontology%20f...

SANS Stormcast Feb 12th 2025: MSFT Patch Tuesday; Adobe Patches; FortiNet Acknowledges Exploitation of FortiOS Microsoft Patch Tuesday Microsoft released patches for 55 vulnerabilities. Three of them are actagorized as critical, two are already exploited and another two have been publicly disclosed. The LDAP server vulnerability could become a huge deal, but it is not clear if an exploit will appe...

SANS Stormcast Feb 11th 2025: 7zip and MoW; Apple 0-Day Fix; AMD Microcode Overwrite; Trimble CityWorks 0-Day; MageCart Update Reminder: 7-Zip MoW The MoW must be added to any files extracted from ZIP or other compound file formats. 7-Zip does not do so by default unless you alter the default configuration. https://isc.sans.edu/diary/Reminder%3A%207-Zip%20%26%20MoW/31668 Apple Fixes 0-Day Apple re...

SANS Internet Stormcast Feb 10th 2025: Podcast Anniversary; SSL 2.0; Exposed Deepseek Installs; Crypto Scam costs SSL 2.0 Turns 30 This Sunday SSL was created in February 1995. However, back in 2005, only a year later, SSL 3.0 was released, and as of 2011, SSL 2.0 was deprecated, and support was removed from many crypto libraries. However, over 400k hosts are still exposed via SSL 2.0. https://isc...

SANS Internet Stormcast Feb 7th 2025: Unbreakable Anti-Debugging; The Unbreakable Multi-Layer Anti-Debugging System Xavier found a nice Python script that included what it calls the "Unbreakable Multi-Layer Anti-Debugging System". Leave it up to Xavier to tear it appart for you. https://isc.sans.edu/diary/The%20Unbreakable%20Multi-Layer%20Anti-Debugging%20System/31658 Take my money: OCR crypto ste...

SANS Internet Stormcast Feb 6th 2025: com- prefix domain phishing; Win 10 ESU pricing; Firewall CT Policy; Veeam and Netgear patches Phishing via com- prefix domains Every day, attackers are registering a few hunder domain names starting with com-. These are used in phishing e-mails, like for example "toll fee scams", to create more convincing phishing links. https://isc.sans.edu/diary/Phishing%20...

SANS ISC Stormcast Feb 5ht 2025: Feed Updates and Rosti; Resurrecting Dead S3 Buckets; Let's Encrypt Changes; Edge Device Security Some Updates to Our Data Feeds We made some updates to the documentation for our data feeds, and added the neat Rosti Feed to our list as well as to our ipinfo page. https://isc.sans.edu/diary/Some%20updates%20to%20our%20data%20feeds/31650 8 Million Request Later We Me...

SANS ISC Stormcast Feb 4th 2025: Crypto Scam; Mediatek and D-Link Patches; Microsoft ends VPN Service Crypto Wallet Scam YouTube spam messages leak private keys to crypto wallets. However, these keys can not be used to withdraw funds. Victims are scammed into depositing "gas fees" which are then collected by the scammer. https://isc.sans.edu/diary/Crypto%20Wallet%20Scam/31646 Mediatek Patches Medi...

SANS ISC Stormcast Feb 3rd 2025: Automating Cyber Ranges; Deepseek Scams; PyPi Archived State; Medical Backdoors To Simulate or Replicate: Crafting Cyber Ranges Automating the creation of cyber ranges. This will be a multi part series and this part covers creating the DNS configuration in Windows https://isc.sans.edu/diary/To%20Simulate%20or%20Replicate%3A%20Crafting%20Cyber%20Ranges/31642 Scammer...

SANS ISC Stormcast Jan 31st 2025: Old Netgear Vuln in Depth; Lightning AI RCE; Canon Printer RCE; Deepseek Leak; PCAPs or It Didn't Happen: Exposing an Old Netgear Vulnerability Still Active in 2025 [Guest Diary] https://isc.sans.edu/diary/PCAPs%20or%20It%20Didn%27t%20Happen%3A%20Exposing%20an%20Old%20Netgear%20Vulnerability%20Still%20Active%20in%202025%20%5BGuest%20Diary%5D/31638 RCE Vulnerablity...