Tech News

What's Normal: New uses of DNS, Discovery of Designated Resolvers (DDR) https://isc.sans.edu/diary/What%27s%20Normal%3A%20New%20uses%20of%20DNS%2C%20Discovery%20of%20Designated%20Resolvers%20%28DDR%29/30380 BlueNoroff macOS Malware https://www.jamf.com/blog/bluenoroff-strikes-again-with-new-macos-malware/ Emphasizing Security by Default wiht Advanced Microsoft Authenticator Features https://techcommunity.microsoft.com/t5/microsoft-entra-azure-ad-blog/emphasizing-security-by-default-with-advanced-microsoft/ba-p/3773130

Confluence CVe-2023-22518 Exploited https://isc.sans.edu/diary/Exploit%20Activity%20for%20CVE-2023-22518%2C%20Atlassian%20Confluence%20Data%20Center%20and%20Server/30376 Google Threat Horizons Report https://services.google.com/fh/files/blogs/gcat_threathorizons_full_oct2023.pdf https://www.sans.edu/cyber-research/bookmark-bruggling-novel-data-exfiltration-with-brugglemark/ Veeam Update https://www.veeam.com/kb4508 QNAP Update https://www.qnap.com/de-de/security-advisory/qsa-23-35

New Microsoft Exchange Zero Days https://www.bleepingcomputer.com/news/microsoft/new-microsoft-exchange-zero-days-allow-rce-data-theft-attacks/ StripedFly: Perennially Flying under the Radar https://securelist.com/stripedfly-perennially-flying-under-the-radar/110903/ Send My: Sending Data over Apple's Find My Network https://github.com/positive-security/send-my

Quick Tip for Artificially Inflated PE Files https://isc.sans.edu/diary/Quick%20Tip%20For%20Artificially%20Inflated%20PE%20Files/30370 Apache ActiveMQ Flaw Exploited https://activemq.apache.org/security-advisories.data/CVE-2023-46604-announcement.txt https://www.rapid7.com/blog/post/2023/11/01/etr-suspected-exploitation-of-apache-activemq-cve-2023-46604/ Critical Firepower Vulnerability https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fmc-cmd-inj-29MP49hN Dozens of npm Packages Caught Attempting to Deploy Reverse Shell https://blog.phylum.io/dozens-of-npm-packages-caught-attempting-to-deploy-reverse-shell/

In Episode 358, Ben and Scott talk about Ben’s new Teams-certified Poly Sync, a new teleprompter Scott ordered, and Amazon’s investment in Microsoft 365. Like what you hear and want to support the show? Check out our membership options. (more…)

Malware Dropped Through a ZPAQ Archive https://isc.sans.edu/forums/diary/Malware%20Dropped%20Through%20a%20ZPAQ%20Archive/30366/ CVSS 4.0 Now Official https://www.first.org/cvss/v4-0/index.html MOZI Botnet Killswitch https://www.welivesecurity.com/en/eset-research/who-killed-mozi-finally-putting-the-iot-zombie-botnet-in-its-grave/ URL Shorteners in .us https://securityonline.info/infoblox-uncovers-malicious-wave-in-us-domain-registrations/ Impersonating Slack Users https://falconspy.org/redteam/tradecraft/2023/10/05/2023-10-05-Slack-Impersonation.html

Multiple Layers of Anti-Sandboxing Techniques https://isc.sans.edu/diary/Multiple%20Layers%20of%20Anti-Sandboxing%20Techniques/30362 CVE-2023-22518 Improper Authorization Vulnerability in Confluence Data Center and Server https://confluence.atlassian.com/security/cve-2023-22518-improper-authorization-vulnerability-in-confluence-data-center-and-server-1311473907.html Malvertisement Promotes Malicious PyCharm Version https://www.malwarebytes.com/blog/threat-intelligence/2023/10/malvertising-via-dynamic-search-ads-delivers-malware-bonanza Thorn SFTP Gateway Java Deserialization RCE CVE-2016-1000027 CVE-2023-47174 https://help.thorntech.com/docs/sftp-gateway-gcp-3.0/gcp-java-deserialization-rce/

Flying under the Radar: The Privacy Impact of Mulicast DNS https://isc.sans.edu/forums/diary/Flying%20under%20the%20Radar%3A%20The%20Privacy%20Impact%20of%20multicast%20DNS/30358/ Kubernetes ingress-nginx vulnerability https://github.com/kubernetes/ingress-nginx/issues/10571 Google Chrome HTTPS Upgrade https://github.com/dadrian/https-upgrade/blob/main/explainer.md Wordpad POC CVE-2023-36563 https://www.dillonfrankesecurity.com/posts/cve-2023-36563-wordpad-analysis/

Size Matters for Many Security Controls https://isc.sans.edu/diary/Size%20Matters%20for%20Many%20Security%20Controls/30352 Spam or Phishing? Looking for Credentials and Passwords https://isc.sans.edu/diary/Spam%20or%20Phishing%3F%20Looking%20for%20Credentials%20%26%20Passwords/30354 iOS Leaks MAC Address https://www.youtube.com/watch?v=T3XABxNogTA Zero Day Initiative Pwn2Own Summary https://www.zerodayinitiative.com/blog/2023/10/24/pwn2own-toronto-2023-day-one-results https://www.zerodayinitiative.com/blog/2023/10/25/pwn2own-toronto-2023-day-two-results https://www.zerodayinitiative.com/blog/2023/10/26/pwn2own-toronto-2023-day-three-results Microsoft Octo Tempest Writeup https://www.microsoft.com/en-us/security/blog/2023/10/25/octo-tempest-crosses-boundaries-to-facilitate-extortion-encryption-and-destruction/

Adventures in Validating IPv4 Addresses https://isc.sans.edu/forums/diary/Adventures%20in%20Validating%20IPv4%20Addresses/30348/ BIG-IP Configuration Utility Unauthenticated Remote Code Execution https://my.f5.com/manage/s/article/K000137353 https://www.praetorian.com/blog/refresh-compromising-f5-big-ip-with-request-smuggling-cve-2023-46747/ iLeakage Vulnerability https://ileakage.com/

In Episode 357, Ben and Scott run through the recently announced Community gallery capability that has been added to the Azure Compute Gallery service. They also take a few minutes to discuss the public preview of table-level RBAC read-access controls for your Log Analytics workspaces. Like what you hear and Read More

Apple Updates https://isc.sans.edu/diary/Apple%20Patches%20Everything.%20Releases%20iOS%2017.1%2C%20MacOS%2014.1%20and%20updates%20for%20older%20versions%20fixing%20exploited%20vulnerability/30344 Confluence Server Scans CVE-2023-22515 https://isc.sans.edu/diary/30342 Critical VMVware vCenter Patch CVE-2023-34048 https://www.vmware.com/security/advisories/VMSA-2023-0023.html

Samsung Messages and Samsung Wallet briefly marked as 'harmful' by Google https://9to5google.com/2023/10/23/samsung-messages-wallet-harmful-app-google/ OAuth Hijacking https://salt.security/blog/oh-auth-abusing-oauth-to-take-over-millions-of-accounts Microsoft Exchange Server CVe-2023-36745 PoC https://n1k0la-t.github.io/2023/10/24/Microsoft-Exchange-Server-CVE-2023-36745/ Citrix Bleed PoC CVe-2023-4966 https://www.assetnote.io/resources/research/citrix-bleed-leaking-session-tokens-with-cve-2023-4966 VMWare VRealize Exploit CVE-2023-34051 CVE0-2023-34052 https://www.vmware.com/security/advisories/VMSA-2023-0021.html

Apple TV IPv6 DoS https://isc.sans.edu/diary/How%20an%20AppleTV%20may%20take%20down%20your%20%28%23IPv6%29%20network/30336 Squid Patches https://github.com/squid-cache/squid/security/advisories Critical Citrix Update https://www.netscaler.com/blog/news/cve-2023-4966-critical-security-update-now-available-for-netscaler-adc-and-netscaler-gateway/ Cisco Vulnerablity Updates CVE-2023-20198 https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxe-webui-privesc-j22SaA4z

base64dump.py Handles More Encodings Than Just BASE64 https://isc.sans.edu/diary/base64dump.py%20Handles%20More%20Encodings%20Than%20Just%20BASE64/30332 Stealing OAuth Tokens via Open Redirects https://eval.blog/research/microsoft-account-token-leaks-in-harvest/ VMWare Patches https://www.vmware.com/security/advisories.html Solarwinds Patches https://documentation.solarwinds.com/en/success_center/arm/content/release_notes/arm_2023-2-1_release_notes.htm

Honeypot Update https://github.com/DShield-ISC/dshield/blob/main/README.md Malicious Keepass Ads https://www.malwarebytes.com/blog/threat-intelligence/2023/10/clever-malvertising-attack-uses-punycode-to-look-like-legitimate-website Malicious JavaScript in Smart Contracts https://labs.guard.io/etherhiding-hiding-web2-malicious-code-in-web3-smart-contracts-65ea78efad16

In Episode 356, Ben and Scott revisit the ROI of Microsoft 365 Copilot, discuss some methods for bulk restores from the SharePoint Online Recycle bin, and some upcoming changes to default outbound internet access for your Azure VMs. If you have a chance, nominate the show for Best Podcast at Read More

Hiding in Hex https://isc.sans.edu/diary/Hiding%20in%20Hex/30322 Oracle Quarterly Critical Patch Update https://www.oracle.com/security-alerts/cpuoct2023.html Citrix Vulnerability Exploited CVE-2023-4966 https://www.mandiant.com/resources/blog/remediation-netscaler-adc-gateway-cve-2023-4966 Exposed Jupyter Notebooks Exploited https://www.cadosecurity.com/qubitstrike-an-emerging-malware-campaign-targeting-jupyter-notebooks/

Changes to SMS Delivery and How it Effects MFA and Phishing https://isc.sans.edu/diary/Changes%20to%20SMS%20Delivery%20and%20How%20it%20Effects%20MFA%20and%20Phishing/30320 Fake Traffic Tickets with QR Code https://twitter.com/polizeiberlin/status/1713867011837567411 Synology NAS DSM Account Takeover: Not Random Randomnumbers https://claroty.com/team82/research/synology-nas-dsm-account-takeover-when-random-is-not-secure Milesight Routers CVe-2023-43261 https://github.com/win3zz/CVE-2023-43261

Are Typos Still relevant As An Indicator of Phishing https://isc.sans.edu/diary/Are+typos+still+relevant+as+an+indicator+of+phishing/30316 Active Exploitation of Cisco ISO XE Software Web Management User Interface Vuln https://blog.talosintelligence.com/active-exploitation-of-cisco-ios-xe-software/ Mail traffic to cancelled domain names https://www.sidn.nl/en/nl-domain-name/mail-traffic-to-cancelled-domain-names SAMBA Update https://www.samba.org/samba/history/security.html