

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

Aug 8, 2023 • 6min
ISC StormCast for Tuesday, August 8th, 2023
Update: Researchers Scanning the Internet
https://isc.sans.edu/diary/Update%3A%20Researchers%20scanning%20the%20Internet/30102
Malicious OpenBullet Configuration Files
https://www.kasada.io/threat-intel-openbullet-malware/
Abusing Cloudflare Tunnels
https://www.guidepointsecurity.com/blog/tunnel-vision-cloudflared-abused-in-the-wild/

Aug 7, 2023 • 5min
ISC StormCast for Monday, August 7th, 2023
Are Leaked Credential Dumps Used by Attackers?
https://isc.sans.edu/diary/Are%20Leaked%20Credentials%20Dumps%20Used%20by%20Attackers%3F/30098
New PaperCut RCE Vulnerability
https://www.horizon3.ai/cve-2023-39143-papercut-path-traversal-file-upload-rce-vulnerability/
Microsoft mitigates Power Platform Custom Code information disclosure vulnerability
https://msrc.microsoft.com/blog/2023/08/microsoft-mitigates-power-platform-custom-code-information-disclosure-vulnerability/
Microsoft Publishes Token theft Playbook
https://learn.microsoft.com/en-us/security/operations/token-theft-playbook

Aug 4, 2023 • 6min
ISC StormCast for Friday, August 4th, 2023
From small LNK to large malicious BAT file with zero VT score
https://isc.sans.edu/diary/From%20small%20LNK%20to%20large%20malicious%20BAT%20file%20with%20zero%20VT%20score/30094
Social Engineering via Microsoft Teams
https://www.microsoft.com/en-us/security/blog/2023/08/02/midnight-blizzard-conducts-targeted-social-engineering-over-microsoft-teams/
Automating the Search for LOLBAS
https://pentera.io/resources/whitepapers/the-lolbas-odyssey-finding-new-lolbas-and-how-you-can-too/
Sneaky Versioning Used to Bypass Scanners
https://thehackernews.com/2023/08/malicious-apps-use-sneaky-versioning.html
Aruba Patches
https://www.arubanetworks.com/assets/alert/ARUBA-PSA-2023-010.txt
Mitel Patches
https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-23-0008

Aug 3, 2023 • 6min
ISC StormCast for Thursday, August 3rd, 2023
Zeek and Defender Endpoint
https://isc.sans.edu/diary/Zeek%20and%20Defender%20Endpoint/30088
New Ivanti MobileIron Core Vulnerability
https://forums.ivanti.com/s/article/CVE-2023-35082-Remote-Unauthenticated-API-Access-Vulnerability-in-MobileIron-Core-11-2-and-older?language=en_US
Salesforce Phishing
https://labs.guard.io/phishforce-vulnerability-uncovered-in-salesforces-email-services-exploited-for-phishing-32024ad4b5fa
Abusing the Amazon Web Services SSM Agent as a Remote Access Trojan
https://www.mitiga.io/blog/abusing-the-amazon-web-services-ssm-agent-as-a-remote-access-trojan

Aug 2, 2023 • 5min
ISC StormCast for Wednesday, August 2nd, 2023
DNS Over HTTPS Summary
https://isc.sans.edu/diary/Summary%20of%20DNS%20over%20HTTPS%20requests%20against%20our%20honeypots./30084
Malware Infects Airgapped Networks
https://usa.kaspersky.com/about/press-releases/2023_kaspersky-uncovers-malware-for-targeted-data-exfiltration-from-air-gapped-environments
Google Deleting Inactive Accounts
https://support.google.com/accounts/answer/12418290?visit_id=638264210155158507-1346504535&p=inactive_account_policy_blog&rd=1
Google AMP Service Used for Phishing
https://cofense.com/blog/google-amp-the-newest-of-evasive-phishing-tactic/

Aug 1, 2023 • 6min
ISC StormCast for Tuesday, August 1st, 2023
Ivanti End Point Manager 2nd Zero Day
https://forums.ivanti.com/s/article/CVE-2023-35081-Arbitrary-File-Write?language=en_US
New Redis Malware Uses Unknown Initial Access Vector
https://www.cadosecurity.com/redis-p2pinfect/
https://unit42.paloaltonetworks.com/peer-to-peer-worm-p2pinfect/
Google Android 0-Day Summary
https://security.googleblog.com/2023/07/the-ups-and-downs-of-0-days-year-in.html
Wiping Sensitive Data from Printers
https://psirt.canon/advisory-information/cp2023-003/

Jul 31, 2023 • 5min
ISC StormCast for Monday, July 31st, 2023
USPS Phishing Scam Targeting iOS Users
https://isc.sans.edu/forums/diary/USPS+Phishing+Scam+Targeting+iOS+Users/30078/
Do Attackers Pay More Attention to IPv6
https://isc.sans.edu/diary/Do%20Attackers%20Pay%20More%20Attention%20to%20IPv6%3F/30076
Shell Code in Images
https://isc.sans.edu/diary/ShellCode%20Hidden%20with%20Steganography/30074
Ivanti Mobileiron Exploit Public
https://github.com/vchan-in/CVE-2023-35078-Exploit-POC/blob/main/cve_2023_35078_poc.py

Jul 28, 2023 • 6min
ISC StormCast for Friday, July 28th, 2023
Ubuntu OverlayFS Vulnerability
https://www.wiz.io/blog/ubuntu-overlayfs-vulnerability
CISA Warns of Insecure Direct Option Reference Vulnerabilities
https://www.cisa.gov/news-events/cybersecurity-advisories/aa23-208a
Sophos UTM Patch
https://docs.sophos.com/releasenotes/index.html?productGroupID=nsg&productID=utm&versionID=9.7
Aruba Patches
https://www.arubanetworks.com/assets/alert/ARUBA-PSA-2023-009.txt

Jul 27, 2023 • 6min
ISC StormCast for Thursday, July 27th, 2023
Suspicious IP Addresses Avoided By Malware Samples
https://isc.sans.edu/diary/Suspicious%20IP%20Addresses%20Avoided%20by%20Malware%20Samples/30068
Messaging Layer Security (MLS) Protocol
https://datatracker.ietf.org/doc/html/rfc9420
PySecDB: Security Commit Dataset in Python
https://github.com/SunLab-GMU/PySecDB
MacOS Infostealer
https://www.sentinelone.com/blog/apple-crimeware-massive-rust-infostealer-campaign-aiming-for-macos-sonoma-ahead-of-public-release/

Jul 26, 2023 • 5min
ISC StormCast for Wednesday, July 26th, 2023
Ivanti Patches Endpoint Manager Mobile
https://forums.ivanti.com/s/article/CVE-2023-35078-Remote-unauthenticated-API-access-vulnerability?language=en_US
Atlassian Patches
https://confluence.atlassian.com/security/security-bulletin-july-18-2023-1251417643.html
AMD Zen-2 Vulnerability
https://lock.cmpxchg8b.com/zenbleed.html
VMWare CVE-2023-20891
https://socradar.io/vmwares-response-to-the-critical-cve-2023-20891-vulnerability-exposing-cf-api-admin-credentials/