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 .
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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
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
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
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
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
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
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
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
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
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
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
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/
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/
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
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