Current Handlers
Volunteer incident handlers donate their valuable time to analyze detects and anomalies, and post a daily diary of their analysis and thoughts on the Storm Center web site. Below you will find Handler details including personal pages, additional scripts or papers, or whatever the respective handler is interested in offering. All content is owned by the respective handler.
Interested in becoming a handler? A roadmap is available to learn how.
Guy Bruneau
Jim Clausing
Brad Duncan
Scott Fendley
Jan Kopriva
Renato Marinho
Russ McRee
Xavier Mertens
Richard Porter
Manuel Humberto Santander Pelaez
Didier Stevens
Yee Ching Tok
Johannes Ullrich
Rob VandenBrink
Rick Wanner
Tom Webb
Bojan Zdrnja
Guy Bruneau

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.
Twitter: | @guybruneau |
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Click to View Handler Created Tools
Recent Diaries:
- Analysis of SSH Honeypot Data with PowerBI
- Excel 4 Emotet Maldoc Analysis using CyberChef
- Spam Email Contains a Very Large ISO file
- Phishing PDF Received in my ISC Mailbox
- Are Roku Streaming Devices Safe from Exploitation?
Jim Clausing

Twitter: | @jclausing |
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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?
Upcoming Courses:
SANS DFIR Summit & Training 2022, Austin
August 17, 2022 - August 22, 2022
Reverse-Engineering Malware: Malware Analysis Tools and Techniques
SANS Australia Spring 2022, Sydney, NSW
September 19, 2022 - September 24, 2022
Reverse-Engineering Malware: Malware Analysis Tools and Techniques
SANS Australia Spring 2022 - Live Online, Online | Australia Eastern
September 19, 2022 - September 24, 2022
Reverse-Engineering Malware: Malware Analysis Tools and Techniques
Brad Duncan

Twitter: | @malware_traffic |
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Recent Diaries:
- IcedID (Bokbot) with Dark VNC and Cobalt Strike
- Emotet infection with Cobalt Strike
- Case Study: Cobalt Strike Server Lives on After Its Domain Is Suspended
- Malspam pushes Matanbuchus malware, leads to Cobalt Strike
- TA570 Qakbot (Qbot) tries CVE-2022-30190 (Follina) exploit (ms-msdt)
Scott Fendley

Twitter: | @itsecuritygeek |
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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
Jan Kopriva

Twitter: | @jk0pr |
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Recent Diaries:
- TLP 2.0 is here
- EternalBlue 5 years after WannaCry and NotPetya
- HTML phishing attachments - now with anti-analysis features
- Do you want 30 BTC? Nothing is easier (or cheaper) in this phishing campaign...
- What is the simplest malware in the world?
Renato Marinho

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.
Twitter: | @renato_marinho |
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Recent Diaries:
- Microsoft July 2022 Patch Tuesday
- Microsoft June 2022 Patch Tuesday
- Translating Saitama's DNS tunneling messages
- Microsoft May 2022 Patch Tuesday
- WSO2 RCE exploited in the wild
Russ McRee

Twitter: | @holisticinfosec |
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Click to View Handler Created Tools
Recent Diaries:
- EPSScall: An Exploit Prediction Scoring System App
- Log4j 2 Security Vulnerabilities Update Guide
- LotL Classifier tests for shells, exfil, and miners
- Adversary Simulation with Sim
- Gordon for fast cyber reputation checks
Xavier Mertens

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).
Twitter: | @xme |
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Recent Diaries:
- How is Your macOS Security Posture?
- PowerShell Script with Fileless Capability
- Malicious Python Script Behaving Like a Rubber Ducky
- Using Referers to Detect Phishing Attacks
- Malicious Code Passed to PowerShell via the Clipboard
Upcoming Courses:
SANS Amsterdam August 2022, Amsterdam
August 15, 2022 - August 20, 2022
Reverse-Engineering Malware: Malware Analysis Tools and Techniques
SANS Amsterdam August 2022 - Live Online, Online | Central European Summer Time
August 15, 2022 - August 20, 2022
Reverse-Engineering Malware: Malware Analysis Tools and Techniques
SANS Rome September 2022, Online | Central European Summer Time
September 12, 2022 - September 17, 2022
Reverse-Engineering Malware: Malware Analysis Tools and Techniques
Richard Porter

Twitter: | @packetalien |
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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
Manuel Humberto Santander Pelaez

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.
Twitter: | @manuelsantander |
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Recent Diaries:
- More packet fu with zeek
- 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
Didier Stevens

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.
Twitter: | @DidierStevens |
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Recent Diaries:
- Wireshark 3.6.7 Released
- Video: Maldoc: non-ASCII VBA Identifiers
- Maldoc: non-ASCII VBA Identifiers
- Adding Your Own Keywords To My PDF Tools
- Python: Files In Use By Another Process
Yee Ching Tok

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/.
Twitter: | @poppopretn |
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Recent Diaries:
- An Analysis of a Discerning Phishing Website
- ctx Python Library Updated with "Extra" Features
- Phishing Direct Messages via Discord
- Revisiting BrakTooth: Two Months Later
- Multiple Apple Patches for October 2021
Johannes Ullrich

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
Twitter: | @johullrich |
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Recent Diaries:
- l9explore and LeakIX Internet wide recon scans.
- Increase in Chinese "Hacktivism" Attacks
- A Little DDoS in the Morning - Followup
- A Little DDoS In the Morning
- PDF Analysis Intro and OpenActions Entries
Upcoming Courses:
SANS Cyber Defence Japan August 2022, Tokyo
August 29, 2022 - September 03, 2022
Application Security: Securing Web Apps, APIs, and Microservices
SANS Cyber Defence Japan August 2022 - Live Online, Online | Japan Standard Time
August 29, 2022 - September 03, 2022
Application Security: Securing Web Apps, APIs, and Microservices
SANS Cyber Safari 2022, Riyadh
October 08, 2022 - October 13, 2022
Intrusion Detection In-Depth
Rob VandenBrink

Twitter: | @rvandenbrink |
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Click to View Handler Created Tools
Recent Diaries:
- A "DHCP is Broken" story, and a Blast from the Past (or should I say "Storm" from the past)
- It's New Phone Day! Time to migrate your MFA!
- Using NMAP to Assess Hosts in Load Balanced Clusters
- When Get-WebRequest Fails You
- Finding the Real "Last Patched" Day (Interim Version)
Rick Wanner

Twitter: | @namedeplume |
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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
Tom Webb

Twitter: | @twsecblog |
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Recent Diaries:
- Xmount for Disk Images
- Elastalert with Sigma
- Pi Zero HoneyPot
- TPOT's Cowrie to ISC Logs
- Using Shodan Monitoring
Bojan Zdrnja

Twitter: | @bojanz |
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Recent Diaries:
- Critical vulnerability in Splunk Enterprise?s deployment server functionality
- Local privilege escalation vulnerability in polkit's pkexec (CVE-2021-4034)
- RCE in log4j, Log4Shell, or how things can get bad quickly
- Active Directory Certificate Services (ADCS - PKI) domain admin vulnerability
- Summer of SAM - incorrect permissions on Windows 10/11 hives
Upcoming Courses:
SANS Cyber Safari 2022, Riyadh
October 08, 2022 - October 13, 2022
Web App Penetration Testing and Ethical Hacking
SANS Cyber Safari 2022 - Live Online, Online | Arabian Standard Time
October 08, 2022 - October 13, 2022
Web App Penetration Testing and Ethical Hacking
Pen Test HackFest Summit & Training 2022, Arlington
November 16, 2022 - November 21, 2022
Web App Penetration Testing and Ethical Hacking