SANS ISC: ISC Handlers

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ISC Handlers

John Bambenek is President of Bambenek Labs, a threat intelligence and digital investigations firm. He has spent 20 years in the industry helping research emerging threats and leading large-scale intelligence sharing communities to engage in targeted disruption of criminal activities online. He has developed a variety of techniques to conduct digital surveillance that is used to monitor domain generation algorithms and malware configurations which are used by thousands of organizations world-wide. In addition, he tracks financial transactions of various neonazi and supremacist individuals and organizations. He has spoken at conferences around the world, has published two books in addition to several book chapters and articles, and he once appears on the Daily Show with Jon Stewart.

Recent Diaries:

• Writing Yara Rules for Fun and Profit: Notes from the FireEye Breach Countermeasures
• Hunting for SigRed Exploitation
• VMWare Security Advisory on DoS Vulnerability in ESXi
• MSFT July 2019 Patch Tuesday
• Solving the WHOIS and Privacy Problem: A Draft of Implementing WHOIS in DNS

Guy has a B.A. (IT) from University of Quebec and holds the prestigious GIAC Security Expert (GSE) certification as well as the GIAC GSEC(G), GCIA(G), GCIH(G), GCUX(G), GCFA, GPEN certifications.

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Recent Diaries:

• Apache is Actively Scan for CVE-2021-41773 & CVE-2021-42013
• Scanning for Previous Oracle WebLogic Vulnerabilities
• Shipping to Elasticsearch Microsoft DNS Logs
• Filter JSON Data by Value with Linux jq
• Scanning for Microsoft Exchange eDiscovery

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Recent Diaries:

• Is this traffic bAD?
• Update: mac-robber.py
• Strange goings on with port 37
• Wireshark 3.4.6 (and 3.2.14) released
• So where did those Satori attacks come from?

Recent Diaries:

• October 2021 Contest: Forensic Challenge
• "Stolen Images Evidence" campaign pushes Sliver-based malware
• Hancitor campaign abusing Microsoft's OneDrive
• "Stolen Images Evidence" Campaign Continues Pushing BazarLoader Malware
• STRRAT: a Java-based RAT that doesn't care if you have Java

Recent Diaries:

• After Action Review
• Visibility Gap of Your Security Tools
• What Assumptions Are You Making?
• Resolve to Be More Involved In Your Local Community - REVISITED
• Creative Hiring From Non-Traditional Places

Recent Diaries:

• Warranty Repairs and Non-Removable Storage Risks
• Apple May 2021 Security Updates
• Critical Vuln in vCenter vmdir (CVE-2020-3952)
• Oracle Critical Patch Update Release
• Gate to Fiesta exploit kit on 94.242.216.69

Recent Diaries:

• TLS 1.3 and SSL - the current state of affairs
• Phishing 101: why depend on one suspicious message subject when you can use many?
• There may be (many) more SPF records than we might expect
• ProxyShell - how many Exchange servers are affected and where are they?
• A sextortion e-mail from...IT support?!

Renato Marinho is Chief Research Officer at Morphus Labs. His journey in the area began in 2001, when he created Nettion, one of the first firewalls to use the contemporary UTM (Unified Threat Management) concept. Experienced in cyber security, Marinho was internationally recognized in 2016 by his research that unveiled Mamba, the first full disk encryption ransomware. At Morphus Labs, he oversees research, innovation and development of new products. Master and PhD candidate in Applied Informatics, he is also professor at University of Fortaleza teaching Computer Forensics in the post-graduate course. He is also a speaker having presented at Ignite Cybersecurity Conference, BSides Delaware, BSides Vienna, WSKS Portugal and Brazilian CSIRTs Forum.

Recent Diaries:

• Microsoft October 2021 Patch Tuesday
• Microsoft September 2021 Patch Tuesday
• Microsoft August 2021 Patch Tuesday
• Microsoft July 2021 Patch Tuesday
• Microsoft June 2021 Patch Tuesday

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Recent Diaries:

• Adversary Simulation with Sim
• Gordon for fast cyber reputation checks
• Sooty: SOC Analyst's All-in-One Tool
• To the Brim at the Gates of Mordor Pt. 1
• Happy FouRth of July from the Internet Storm Center

Xavier Mertens is a freelance security consultant based in Belgium. Xavier's own company (https://xameco.be) offers services like incident handling, forensic, SOC activities, and pentesting. He holds GCIA, GFCE, GCFA, GXPN, GREM, GDAT, GNFA, GCTI, GPYC SANS certifications but also CISSP, and CISA. Xavier is a SANS Certified Instructor (FOR610 - Malware Analysis and Reverse Engineering). His blog about security is https://blog.rootshell.be and he is co-organizer of the BruCON security conference (http://www.brucon.org).

Recent Diaries:

• Thanks to COVID-19, New Types of Documents are Lost in The Wild
• Malicious PowerShell Using Client Certificate Authentication
• Port-Forwarding with Windows for the Win
• New Tool to Add to Your LOLBAS List: cvtres.exe
• Keep an Eye on Your Users Mobile Devices (Simple Inventory)

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Recent Diaries:

• A Case for Lockdown and Isolation (and not the Covid kind)
• Microsoft April 2021 Patch Tuesday
• Building a .freq file with Public Domain Data Sources
• What is "THAT" Address Doing on my Network
• MSFT June 2019 Patch Tuesday

Recent Diaries:

• New Internet Storm Center Director
• A Day In The Life Of A DShield Sensor
• Stuxnet Analysis
• Cyber Security Awareness Month - Day 31 - Tying it all together
• Cyber Security Awareness Month - Day 15 - What Teachers Need to Know About Their Students

Mr. Santander Pelaez currently serves as the Chief Information Security Officer of Puntos Colombia S.A.S. . in Medellin,Colombia. His areas of interest are Intrusion Detection, Computer Forensics, Incident Response, SCADA Security, Network Design and cyberwarfare.

Recent Diaries:

• Creating patched binaries for pentesting purposes
• Performing deception to OS Fingerprint (Part 1: nmap)
• SNMP service: still opened to the public and still queried by attackers
• Enumerating office365 users
• Merry christmas!

Didier Stevens (Microsoft MVP Consumer Security) holds many certifications from SANS, Microsoft, Cisco, ... He is a Senior Analyst (NVISO https://www.nviso.be). Didier started his own company in 2012 to provide IT security training services (http://DidierStevensLabs.com). You can find his open source security tools on his IT security related blog at https://blog.DidierStevens.com.

Recent Diaries:

• Decrypting Cobalt Strike Traffic With a "Leaked" Private Key
• Phishing ZIP With Malformed Filename
• Reader Malware: ZIP/HTML Phish
• YARA Release v4.1.3
• Wireshark 3.4.9 Released

Yee Ching is currently a Ph.D. student at ASSET (Automated Systems SEcuriTy) Research Group in the Singapore University of Technology and Design (SUTD) under the Information Systems Technology and Design (ISTD) Pillar. He was a recipient of the SG: Digital (SG:D) Postgraduate Scholarship program from Infocomm Media Development Authority (IMDA), and won the Cybersecurity Awards in 2019 under the Professional category for his contributions to the Singapore information security industry. Yee Ching is a SANS Lethal Forensicator and also serves as a Committee Member in the Association of Information Security Professionals (AiSP). For more information, please visit https://poppopretn.com/aboutme/.

Recent Diaries:

• Multiple Apple Patches for October 2021
• Hunting for Phishing Sites Masquerading as Outlook Web Access
• Keeping Track of Time: Network Time Protocol and a GPSD Bug
• BrakTooth: Impacts, Implications and Next Steps
• Pivoting and Hunting for Shenanigans from a Reported Phishing Domain

Dr. Johannes Ullrich is the Dean of Research and a faculty member of the SANS Technology Institute. In November of 2000, Johannes started the DShield.org project, which he later integrated into the Internet Storm Center. His work with the Internet Storm Center has been widely recognized. In 2004, Network World named him one of the 50 most powerful people in the networking industry. Secure Computing Magazine named him in 2005 one of the Top 5 influential IT security thinkers. His research interests include IPv6, Network Traffic Analysis and Secure Software Development. Johannes is regularly invited to speak at conferences and has been interviewed by major publications, radio as well as TV stations. He is a member of the SANS Technology Institute's Faculty and Administration as well as Curriculum and Long Range Planning Committee. As chief research officer for the SANS Institute, Johannes is currently responsible for the GIAC Gold program. Prior to working for SANS, Johannes worked as a lead support engineer for a Web development company and as a research physicist. Johannes holds a PhD in Physics from SUNY Albany and is located in Jacksonville, Florida. More Details: http://www.linkedin.com/in/johannesullrich

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Recent Diaries:

• Can you make the Great Chinese Firewall work for you?
• Please fix your E-Mail Brute forcing tool!
• Things that go "Bump" in the Night: Non HTTP Requests Hitting Web Servers
• Who Is Hunting For Your IPTV Set-Top Box?
• Apache 2.4.49 Directory Traversal Vulnerability (CVE-2021-41773)

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Recent Diaries:

• Sorting Things Out - Sorting Data by IP Address
• SharpRDP - PSExec without PSExec, PSRemoting without PowerShell
• Fun with DNS over TLS (DoT)
• Taking a Shot at Reverse Shell Attacks, CNC Phone Home and Data Exfil from Servers
• Fun with NMAP NSE Scripts and DOH (DNS over HTTPS)

Recent Diaries:

• Qiling: A true instrumentable binary emulation framework
• Sigma rules! The generic signature format for SIEM systems.
• Not so FastCGI!
• Annotating Golang binaries with Cutter and Jupyter
• Introduction to analysing Go binaries

Recent Diaries:

• New Windows Print Spooler Vulnerability - CVE-2021-34481
• Mitre CWE - Common Weakness Enumeration
• Quick and dirty Python: nmap
• Quick and dirty Python: masscan
• Important Apple Updates

Recent Diaries:

• Elastalert with Sigma
• Pi Zero HoneyPot
• TPOT's Cowrie to ISC Logs
• Using Shodan Monitoring
• CVE-2019-0604 Attack

Recent Diaries:

• Open redirects ... and why Phishers love them
• Network Forensics on Azure VMs (Part #2)
• Network Forensics on Azure VMs (Part #1)
• Ransomware Defenses
• Exposed Azure Storage Containers

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Recent Diaries:

• Active Directory Certificate Services (ADCS - PKI) domain admin vulnerability
• Summer of SAM - incorrect permissions on Windows 10/11 hives
• Abusing Google Chrome extension syncing for data exfiltration and C&C
• Dynamically analyzing a heavily obfuscated Excel 4 macro malicious file
• Scoping web application and web service penetration tests