

SANS Internet Stormcenter Daily Cyber Security Podcast (Stormcast)
Johannes B. Ullrich
A brief daily summary of what is important in information security. The podcast is published every weekday and designed to get you ready for the day with a brief, usually 5 minute long, summary of current network security related events. The content is late breaking, educational and based on listener input as well as on input received by the SANS Internet Stormcenter. You may submit questions and comments via our contact form at https://isc.sans.edu/contact.html .
Episodes
Mentioned books

Apr 18, 2023 • 5min
ISC StormCast for Tuesday, April 18th, 2023
The strange case of the Great Honeypot of China
https://isc.sans.edu/diary/The%20strange%20case%20of%20Great%20honeypot%20of%20China/29750
The LockBit ransomware (kinda) comes for macOS
https://objective-see.org/blog/blog_0x75.html
Google Cloud Used as C&C
https://thehackernews.com/2023/04/google-uncovers-apt41s-use-of-open.html

Apr 17, 2023 • 5min
ISC StormCast for Monday, April 17th, 2023
Attack Campaing Tht Uses Fake Google Chrome Errors
https://insight-jp.nttsecurity.com/post/102icvb/attack-campaign-that-uses-fake-google-chrome-error-to-distribute-malware-from-com
Chromium Publishes Emergency Update
https://chromereleases.googleblog.com/2023/04/stable-channel-update-for-desktop_14.html
LAPS Update Errors
https://learn.microsoft.com/en-us/windows-server/identity/laps/laps-overview
Manage Engine Vulnerability
https://hnd3884.github.io/posts/CVE-2023-29084-Command-injection-in-ManageEngine-ADManager-plus/

Apr 14, 2023 • 6min
ISC StormCast for Friday, April 14th, 2023
HTTP: What's Left of it and the OCSP Problem
https://isc.sans.edu/diary/HTTP%3A%20What%27s%20Left%20of%20it%20and%20the%20OCSP%20Problem/29744
NTP Vulnerability Update
https://github.com/spwpun/ntp-4.2.8p15-cves/issues/1#issuecomment-1506667321
SecurePoint UTM Vulnerability CVE-2023-22897
https://www.rcesecurity.com/2023/04/securepwn-part-1-bypassing-securepoint-utms-authentication-cve-2023-22620/
https://www.rcesecurity.com/2023/04/securepwn-part-2-leaking-remote-memory-contents-cve-2023-22897/
Google Cloud Assured Open Source Software Services
https://cloud.google.com/blog/products/identity-security/google-cloud-assured-open-source-software-service-now-ga

Apr 13, 2023 • 6min
ISC StormCast for Thursday, April 13th, 2023
Recent IcedID (Bokbot) activity
https://isc.sans.edu/forums/diary/Recent%20IcedID%20%28Bokbot%29%20activity/29740/
Microsoft Message Queue Vulnerabilities Details
https://research.checkpoint.com/2023/queuejumper-critical-unauthorized-rce-vulnerability-in-msmq-service/
NTP Vulnerabilities
https://github.com/spwpun/ntp-4.2.8p15-cves
https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-0938

Apr 12, 2023 • 6min
ISC StormCast for Wednesday, April 12th, 2023
Microsoft Patch Tuesday
https://isc.sans.edu/diary/Microsoft%20April%202023%20Patch%20Tuesday/29736
Windows LAPS Available as part of Windows
https://techcommunity.microsoft.com/t5/windows-it-pro-blog/by-popular-demand-windows-laps-available-now/ba-p/3788747
SAP Patches
https://www.sap.com/documents/2022/02/fa865ea4-167e-0010-bca6-c68f7e60039b.html
Adobe Patches
https://helpx.adobe.com/security/security-bulletin.html

Apr 11, 2023 • 6min
ISC StormCast for Tuesday, April 11th, 2023
Another Malicious HTA File Analysis - Part 2
https://isc.sans.edu/diary/Another%20Malicious%20HTA%20File%20Analysis%20-%20Part%202/29676
Apple Updates for Older Operating Systems
https://support.apple.com/en-us/HT201222
MSI Attack May Affect BIOS Updates
https://www.msi.com/news/detail/MSI-Statement-141688
KB5021130: How to manage the Netlogon protocol changes related to CVE-2022-38023
https://support.microsoft.com/en-us/topic/kb5021130-how-to-manage-the-netlogon-protocol-changes-related-to-cve-2022-38023-46ea3067-3989-4d40-963c-680fd9e8ee25

Apr 10, 2023 • 7min
ISC StormCast for Monday, April 10th, 2023
Detecting Suspicious API Usage with YARA Rules
https://isc.sans.edu/diary/Detecting%20Suspicious%20API%20Usage%20with%20YARA%20Rules/29724
Apple Patching Two 0-Day Vulnerabilities in iOS and macOS
https://isc.sans.edu/diary/Apple%20Patching%20Two%200-Day%20Vulnerabilities%20in%20iOS%20and%20macOS/29726
VM2 Sandbox Escape
https://github.com/patriksimek/vm2/security/advisories/GHSA-7jxr-cg7f-gpgv
https://gist.github.com/seongil-wi/2a44e082001b959bfe304b62121fb76d
Microsoft Netlogon: Potential Upcoming Impacts of CVE-2022-38023
https://isc.sans.edu/diary/Microsoft%20Netlogon%3A%20Potential%20Upcoming%20Impacts%20of%20CVE-2022-38023/29728

Apr 7, 2023 • 7min
ISC StormCast for Friday, April 7th, 2023
Self Extracting Archives
https://www.crowdstrike.com/blog/self-extracting-archives-decoy-files-and-their-hidden-payloads/
loldrivers
https://www.loldrivers.io
Trellix Privilege Escalation
https://kcm.trellix.com/corporate/index?page=content&id=SB10396
HP LaserJet Vuln.
https://support.hp.com/us-en/document/ish_7905330-7905358-16/hpsbpi03838

Apr 6, 2023 • 7min
ISC StormCast for Thursday, April 6th, 2023
Exploration of DShield Cowrie Data with jq
https://isc.sans.edu/diary/Exploration%20of%20DShield%20Cowrie%20Data%20with%20jq/29714
NEXX Garage Door Vulnerability
https://medium.com/@samsabetan/the-uninvited-guest-idors-garage-doors-and-stolen-secrets-e4b49e02dadc
OneNote Changes
https://learn.microsoft.com/en-us/deployoffice/security/onenote-extension-block
MSFT Changes to Auto-Update
https://learn.microsoft.com/en-us/windows/release-health/windows-message-center#3060
NPM Spam DDoS Attacks
https://www.helpnetsecurity.com/2023/04/05/flood-of-malicious-packages-results-in-npm-registry-dos/

Apr 5, 2023 • 6min
ISC StormCast for Wednesday, April 5th, 2023
Analyzing the efile.com Malware
https://isc.sans.edu/diary/Analyzing+the+efilecom+Malware+efail/29712
ALPHV Ransomware Targets Backup Installations
https://www.mandiant.com/resources/blog/alphv-ransomware-backup
Sophos Web Appliance Vulnerability (and EoL)
https://www.sophos.com/en-us/security-advisories/sophos-sa-20230404-swa-rce
Zimbra Exploited in Targeted Attacks
https://www.proofpoint.com/us/blog/threat-insight/exploitation-dish-best-served-cold-winter-vivern-uses-known-zimbra-vulnerability