SANS Internet Stormcenter Daily Cyber Security Podcast (Stormcast)

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

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

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

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

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/

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

efile.com compromise https://isc.sans.edu/forums/diary/Supply%20Chain%20Compromise%20or%20False%20Positive%3A%20The%20Intriguing%20Case%20of%20efile.com%20%5Bupdated%20-%20confirmed%20malicious%20code%5D/29708/ Western Digital MyCloud Breach https://www.bleepingcomputer.com/news/security/western-digital-discloses-network-breach-my-cloud-service-down/ 3CX Compromise Affected Cryptocoin Exchanges https://securelist.com/gopuram-backdoor-deployed-through-3cx-supply-chain-attack/109344/

Use of X-Frame-Options and CSP frame-ancestors security headers https://isc.sans.edu/diary/Use%20of%20X-Frame-Options%20and%20CSP%20frame-ancestors%20security%20headers%20on%201%20million%20most%20popular%20domains/29698 oledump supporting MSI Files https://isc.sans.edu/diary/Update+oledump+MSI+Files/29700/ 3CX Update https://www.3cx.com/blog/news/chrome-blocks-latest-msi/ PinDuoDuo App shows anomalous behaviour https://edition.cnn.com/2023/04/02/tech/china-pinduoduo-malware-cybersecurity-analysis-intl-hnk/index.html

Malicious 3CX Dekstop App Update Lifestream (Friday March 31st 1400 ET, 1800 UTC) https://www.youtube.com/watch?v=cCf3Km_j5bY 3CX Update: https://www.3cx.com/blog/news/desktopapp-security-alert/ SentinelOne: https://www.sentinelone.com/blog/smoothoperator-ongoing-campaign-trojanizes-3cx-software-in-software-supply-chain-attack/ Objective-See Blog Post: https://objective-see.org/blog/blog_0x73.html Crowdstrike: https://www.crowdstrike.com/blog/crowdstrike-detects-and-prevents-active-intrusion-campaign-targeting-3cxdesktopapp-customers/ Bypassing PowerShell Strong Obfuscation https://isc.sans.edu/diary/Bypassing%20PowerShell%20Strong%20Obfuscation/29692

Extracting Multiple Streams From OLE Files https://isc.sans.edu/diary/Extracting%20Multiple%20Streams%20From%20OLE%20Files/29688 3CXDesktop App Compromise https://www.crowdstrike.com/blog/crowdstrike-detects-and-prevents-active-intrusion-campaign-targeting-3cxdesktopapp-customers/ Microsoft Defender False Positives https://twitter.com/MSFT365Status/status/1641048649525260289 https://admin.microsoft.com/Adminportal/Home?ref=/servicehealth/:/alerts/DZ534539 (requires login) Active Exploitation of IBM Aspera Faspex CVE-2022-47986 https://www.rapid7.com/blog/post/2023/03/28/etr-active-exploitation-of-ibm-aspera-faspex-cve-2022-47986/ QNAP Patch for sudo vulnerablity https://www.qnap.com/en/security-advisory/qsa-23-11