In this episode, we talk about downloading and analyzing partial ZIP files, how legitimate remote access tools are used in recent compromises and how a research found an SSRF vulnerability in Azure DevOps Partial ZIP File Downloads A closer look at how attackers are leveraging partial ZIP file downloads to Read More

In this episode, we cover how to use honeypot data to keep your offensive infrastructure alive longer, three critical vulnerabilities in SimpleHelp that must be patched now, and an interesting vulnerability affecting many systems allowing UEFI Secure Boot bypass. Leveraging Honeypot Data for Offensive Security Operations [Guest Diary] A recent Read More

In this episode, we explore the efficient storage of honeypot logs in databases, issues with Citrix's Session Recording Agent and Windows Update. Ivanti is having another interesting security event and our SANS.edu graduate student Rich Green talks about his research on Passkeys. Extracting Practical Observations from Impractical Datasets: A SANS Read More

Today's episode covers an odd 12 year old Netgear vulnerability that only received a proper CVE number last year. Learn about how to properly identify OpenID connect users and avoid domain name resue. Good old rsync turns out to be in need of patching and Fortinet: Not sure if it Read More

Today, Microsoft Patch Tuesday headlines our news with Microsoft patching 209 vulnerabilities, some of which have already been exploited. Fortinet suspects a so far unpatched Node.js authentication bypass to be behind some recent exploits of FortiOS and FortiProxy devices. Microsoft January 2025 Patch Tuesday This month's Microsoft patch update addresses Read More

Episode Summary: This episode covers brute-force attacks on the password reset functionality of Hikvision devices, a macOS SIP bypass vulnerability, Linux rootkit malware, and a novel ransomware campaign targeting AWS S3 buckets. Topics Covered: Hikvision Password Reset Brute Forcing URL: https://isc.sans.edu/diary/Hikvision%20Password%20Reset%20Brute%20Forcing/31586 Hikvision devices are being targeted using old brute-force attacks Read More

In today's episode, we cover the latest updates in cybersecurity: Windows Defender Enhances Chrome Extension Detection Microsoft's Defender now catalogs Chrome extensions to identify malicious ones. Learn how this improves enterprise security. https://isc.sans.edu/diary/Windows%20Defender%20Chrome%20Extension%20Detection/31574 Multi-OLE Analysis in Malicious Documents A look at how attackers embed OLE files in Office documents to Read More

In this episode, we explore the following stories: "Examining Redtail: Analyzing a Sophisticated Cryptomining Malware and its Advanced Tactics" Overview of Redtail's multi-architecture cryptomining malware exploiting vulnerabilities and deploying persistence techniques. URL: Examining Redtail: Analyzing a Sophisticated Cryptomining Malware and its Advanced Tactics "Information Stealer Masquerades as LDAPNightmare PoC Exploit" Read More

In this episode, we discuss critical vulnerabilities in Ivanti Connect Secure and Policy Secure, command injection risks in Aviatrix Network Controllers, and the risks posed by hijacked abandoned backdoors. Episode Links and Topics: More Governments Backdoors in Your Backdoors https://labs.watchtowr.com/more-governments-backdoors-in-your-backdoors/ Researchers reveal how expired domains linked to abandoned backdoors can Read More

In this episode, we dive into active exploitation of a zero-day in SonicWall SSL-VPN, privilege escalation vulnerabilities in Moxa devices, and a BitLocker bypass in Windows 11. We also cover cryptocurrency mining malware hitting PHP servers and the White House's launch of the U.S. Cyber Trust Mark to secure connected Read More

In this episode of the SANS Internet Storm Center's Stormcast, we cover critical vulnerabilities affecting OpenSSH, BeyondTrust, and Nuclei, including the newly discovered "RegreSSHion" flaw and a bypass vulnerability in Nuclei. We also discuss how malware evasion techniques can impact analysis environments and highlight the dangers of fake exploits targeting Read More

In this episode of the SANS Internet Storm Center's Stormcast, we cover the latest cybersecurity threats and defenses, including Python-delivered malware, goodware hash sets, SSL/TLS protocol updates, and critical vulnerabilities in ASUS routers and Paessler PRTG. Stay informed and secure your systems! Full details and links to all stories: SwaetRAT Read More

PHPUnit and Androxgh0st https://isc.sans.edu/diary/Command%20Injection%20Exploit%20For%20PHPUnit%20before%204.8.28%20and%205.x%20before%205.6.3%20%5BGuest%20Diary%5D/31528 Mirai Attacks Session Smart Routers https://supportportal.juniper.net/s/article/2024-12-Reference-Advisory-Session-Smart-Router-Mirai-malware-found-on-systems-when-the-default-password-remains-unchanged?language=en_US FortiWLM Unauthenticated limited file read vulnerability https://fortiguard.fortinet.com/psirt/FG-IR-23-144 https://securityonline.info/kaspersky-uncovers-active-exploitation-of-fortinet-vulnerability-cve-2023-48788/ Beyond Trust Security Advisory https://www.beyondtrust.com/trust-center/security-advisories/bt24-10 BadBox Update https://www.bitsight.com/blog/badbox-botnet-back

A Deep Dive into TeamTNT and Spinning YARN https://isc.sans.edu/diary/%5BGuest%20Diary%5D%20A%20Deep%20Dive%20into%20TeamTNT%20and%20Spinning%20YARN/31530 Earth Koshchei Coopts Red Team Tools in Complex RDP Attacks https://www.trendmicro.com/en_us/research/24/l/earth-koshchei.html Okta Social Engineering Impersonation Report https://sec.okta.com/articles/2024/okta-social-engineering-report-response-and-recommendation US considers banning TP-Link routers over cybersecurity risks https://www.bleepingcomputer.com/news/security/us-considers-banning-tp-link-routers-over-cybersecurity-risks/ CISA Releases Best Practice Guidance for Mobile Communications https://www.cisa.gov/news-events/alerts/2024/12/18/cisa-releases-best-practice-guidance-mobile-communications

Python Delivering AnyDesk Client as RAT https://isc.sans.edu/diary/Python+Delivering+AnyDesk+Client+as+RAT/31524/ Vishing via Microsoft Teams Facilitates DarkGate Malware Intrusion https://www.trendmicro.com/en_us/research/24/l/darkgate-malware.html SS7 Attacks https://www.404media.co/email/ac709882-1e4b-42fc-bcca-cf7ce4793716/ CrushFTP Vulnerability https://crushftp.com/crush11wiki/Wiki.jsp?page=Update

MUT-1244 Targeting Offensive Actors https://securitylabs.datadoghq.com/articles/mut-1244-targeting-offensive-actors/ Golang Crypto Vulnerability https://github.com/golang/crypto/commit/b4f1988a35dee11ec3e05d6bf3e90b695fbd8909 Meeten Malware: A Cross-Platform Threat to Crypto Wallets on macOS and Windows https://www.cadosecurity.com/blog/meeten-malware-threat

Exploit Attempts Inspired by Recent Struts 2 File Upload Vulnerability https://isc.sans.edu/diary/Exploit%20attempts%20inspired%20by%20recent%20Struts2%20File%20Upload%20Vulnerability%20%28CVE-2024-53677%2C%20CVE-2023-50164%29/31520 Citrix Netscaler Password Spraying Mitigation https://www.citrix.com/blogs/2024/12/13/password-spraying-attacks-netscaler-december-2024/ Let's Encrypt Six Day Certifiates https://letsencrypt.org/2024/12/11/eoy-letter-2024/ Devices in Germany Arrived Pre-Pw0n3d https://cybersecuritynews.com/30000-devices-in-germany-discovered-with-pre-installed-malware-badbox/

Windows 11 and TPM https://techcommunity.microsoft.com/blog/windows-itpro-blog/tpm-2-0-%E2%80%93-a-necessity-for-a-secure-and-future-proof-windows-11/4339066 https://www.forbes.com/sites/zakdoffman/2024/12/12/microsoft-warns-400-million-windows-users-do-not-update-your-pc/ Microsoft Azure MFA Bypass https://www.oasis.security/resources/blog/oasis-security-research-team-discovers-microsoft-azure-mfa-bypass Struts 2 Arbitrary File Upload CVE-2024-53677 https://cwiki.apache.org/confluence/display/WW/S2-067 Russian actor Secret Blizzard using tools of other groups to attack Ukraine https://www.microsoft.com/en-us/security/blog/2024/12/11/frequent-freeloader-part-ii-russian-actor-secret-blizzard-using-tools-of-other-groups-to-attack-ukraine/

Vulnerability Symbiosis: vSphere's CVE-2024-38812 and CVE-2024-38813 https://isc.sans.edu/diary/Vulnerability%20Symbiosis%3A%20vSphere%3Fs%20CVE-2024-38812%20and%20CVE-2024-38813%20%5BGuest%20Diary%5D/31510 Apple Updates Everything (iOS, iPadOS, macOS, watchOS, tvOS, visionOS) https://isc.sans.edu/diary/Apple+Updates+Everything+iOS+iPadOS+macOS+watchOS+tvOS+visionOS/31514/ Widespread exploitation of Cleo file transfer software (CVE-2024-50623) https://www.huntress.com/blog/threat-advisory-oh-no-cleo-cleo-software-actively-being-exploited-in-the-wild https://labs.watchtowr.com/cleo-cve-2024-50623/

Microsoft Patch Tuesday December 2024 https://isc.sans.edu/diary/Microsoft%20Patch%20Tuesday%3A%20December%202024/31508 Ivanty Security Advisory https://forums.ivanti.com/s/article/Security-Advisory-Ivanti-Cloud-Services-Application-CSA-CVE-2024-11639-CVE-2024-11772-CVE-2024-11773?language=en_US Visual Studio Code Tunnels https://www.sentinelone.com/labs/operation-digital-eye-chinese-apt-compromises-critical-digital-infrastructure-via-visual-studio-code-tunnels/ Mitigating NTLM Relay Attacks https://msrc.microsoft.com/blog/2024/12/mitigating-ntlm-relay-attacks-by-default/