SANS Internet Storm Center's Daily Network Security News Podcast

OCSP Messages; NTP Vuln Update; SecurePoint Vuln; 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-bypassi...

IcedID (Bokbot); MSMQ Vuln Details; ntpd vulnerability 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....

Microsoft Patch Tuesday; Windows LAPS Update; SAP and Adobe Patches 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...

Analysising HTA Files; Apple Updates; MSI Attacks; MSFT Altered Netlogon Update Schedule 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 KB5...

YARA API Usage Rules; Apple 0-Day; VM2 Library Vuln; Netlogon Changes Coming 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...

Malicious SFX Files; loldrivers; Trellix Priv Esc; HP LasterJet Vuln 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/...

jq and cowrie; NEXX Vulnerability; OneNote Changes 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-exten...

efile.com Malware; Veritas Backup Exploited; Sophos Web Applicance; Zimbra Attacks 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-2...

efile.com Compromise; MyCloud Breach; 3CX GoPuram Backdoor 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-se...

Preventing Framing; Oledump Supports MSI; 3CX Update; PinDuoDuo App Issues; 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 http...

Malicious 3CX Desktop App Update; Reverse Engineering Obfuscated Powershell via Debugger 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-su...

Multi Stream Extraction; 3CX Compromise; MSFT Defender False Positive; 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://twit...

Sensor Placement; Exchange Online Throtteling Exchange; WiFi Vulnerablity; Network Data Collector Placement Makes a Difference https://isc.sans.edu/diary/Network%20Data%20Collector%20Placement%20Makes%20a%20Difference/29664 Throttling and Blocking Email from Persistently Vulnerable Exchange Servers to Exchange Online https://techcommunity.microsoft.com/t5/exchange-team-blog/throttling-and-blocking...

Reversing HTA Files Part 1; Apple Patches; New MacStealer Another Malicious HTA File Analysis Part 1 https://isc.sans.edu/diary/Another%20Malicious%20HTA%20File%20Analysis%20-%20Part%201/29674 Apple Updates Everything https://isc.sans.edu/diary/Apple%20Updates%20Everything%20%28including%20Studio%20Display%29/29682 MacStealer Malware Exfiltrates Mac Secrets https://www.uptycs.com/blog/macstealer-c...

Windows Snipping Tool Updates; GitHub SSH Key Leaked; Redis-py/ChatGPT Vuln; YouTube Hacks Update for Windows Snipping Tool https://isc.sans.edu/diary/Microsoft%20Released%20an%20Update%20for%20Windows%20Snipping%20Tool%20Vulnerability/29670 GitHub Rotates SSH Keys https://github.blog/2023-03-23-we-updated-our-rsa-ssh-host-key/ redis-py vulnerability leads to mixed up sessions, affects ChatGPT htt...

Safe Redactions; Untitled Goose; Veeam Vulnerability; Python Unicode Evasion; Cropping and Redacting Images Safely https://isc.sans.edu/diary/Cropping%20and%20Redacting%20Images%20Safely/29666 Untitled Goose Tool https://github.com/cisagov/untitledgoosetool Veeam Vulnerability Details https://www.horizon3.ai/veeam-backup-and-replication-cve-2023-27532-deep-dive/ Unicode Support in Python used to E...

Detecting Badly Cropped PNGs; WooCommerce Skimmer; Orbi Vuln; Windows Snipping Tool Privacy Bug: Inspecting PNG Files https://isc.sans.edu/diary/Windows%2011%20Snipping%20Tool%20Privacy%20Bug%3A%20Inspecting%20PNG%20Files/29660 Acropalypse Detection and Sanitization Tools https://github.com/infobyte/CVE-2023-21036 WooCommerce Skimmer Reveals Tampered Gateway Plugin https://blog.sucuri.net/2023/03/...

Character Pair Reversal; Windows Snipping Tool Bug; Malicious .Net; Spring Vuln; Snappy PHP Vuln; String Obfuscation: Character Pair Reversal https://isc.sans.edu/diary/String%20Obfuscation%3A%20Character%20Pair%20Reversal/29654 Windows 11 Snipping Tool Privacy Bug https://www.bleepingcomputer.com/news/microsoft/windows-11-snipping-tool-privacy-bug-exposes-cropped-image-content/ Malicious .Net Pac...

More Telegram Phishing; Emotet OneNote; WSUS Update; DOTRUNPEX; From Phishing Kit to Telegram ... or Not https://isc.sans.edu/diary/From%20Phishing%20Kit%20To%20Telegram...%20or%20Not!/29650 Emotet uses OneNote https://cofense.com/blog/emotet-sending-malicious-emails-after-three-month-hiatus/ WSUS Update https://learn.microsoft.com/en-us/windows-server/administration/windows-server-update-services...

Obfuscated Backdoor; Samsung Exynos Vuln; Android Image Cropping Problem; Bitwarden PIN Old Backdoor, New Obfuscation https://isc.sans.edu/diary/Old%20Backdoor%2C%20New%20Obfuscation/29646 Samsung Exynos Chip Vulnerability https://googleprojectzero.blogspot.com/2023/03/multiple-internet-to-baseband-remote-rce.html Android Image Cropping Problem https://twitter.com/ItsSimonTime/status/1636857478263...

Dissecting Shellcode; Telerik Exploit; Adobe Acrobat Sign Abuse; Patches for Zoom, Array Networks and Aruba Simple Shellcode Dissection https://isc.sans.edu/diary/Simple%20Shellcode%20Dissection/29642 Threat Actors Exploit Progress Telerik Vulnerablity https://www.cisa.gov/news-events/cybersecurity-advisories/aa23-074a Abusing Adobe Acrobat Sign to Distribute Malware https://blog.avast.com/adobe-a...

IPFS Phishing and iFrames; CVE-2023-23997 Exploit; Windows ICMP RCE; 90 Day Cert Limit; IPFS Phishing and the need for correctly set HTTP security headers https://isc.sans.edu/diary/IPFS%20phishing%20and%20the%20need%20for%20correctly%20set%20HTTP%20security%20headers/29638 Exploiting CVE-2023-23397: Microsoft Outlook Elevation of Privilege Vulnerability https://www.mdsec.co.uk/2023/03/exploiting-...

Microsoft Patches; Adobe Patches; SAP Patches; Firefox Patches Microsoft Patch Tuesday https://isc.sans.edu/diary/Microsoft%20March%202023%20Patch%20Tuesday/29634 Adobe Cold Fusion and Magento (Adobe Commerce) patches https://helpx.adobe.com/security/products/magento/apsb23-17.html https://helpx.adobe.com/security/products/coldfusion/apsb23-25.html SAP Patches https://www.sap.com/documents/2022/02...

#SVB Scams; CISO KEV List Additions; FortiOS Vuln Exploited; SVB Scams and New Domain Registrations https://isc.sans.edu/diary/Incoming%20Silicon%20Valley%20Bank%20Related%20Scams/29630 CISA Adds Older PLEX and VMWare Vulnerablities to Known-Exploited List https://www.bleepingcomputer.com/news/security/cisa-warns-of-actively-exploited-plex-bug-after-lastpass-breach/ FortiOS Vulnerability Exploited...

AsynRAT Trojan; Mirai Payload Generator; Browser Hijack; OneNote Embeded File Protection; No more Chrome Cleanup Tool AsynRAT Trojan - Bill Payment (Pago de la factura) https://isc.sans.edu/diary/AsynRAT+Trojan+Bill+Payment+Pago+de+la+factura/29626 Mirai Payload Generator https://isc.sans.edu/diary/Overview%20of%20a%20Mirai%20Payload%20Generator/29624 Multi-Technology Script Leading to Browser Hij...