Threat intel, DFIR
and security notes
Deep-dives, investigation write-ups, tooling notes and transparent product updates from the Mlab team. Written for analysts who want the indicators, the method and the fix.
#dfir
Newest first
Ransomware Response: The Decisions That Matter in the First 24 Hours
Ransomware response is a sequence of decisions, not a timeline. Isolate or observe, verify backups before promising recovery, scope exfiltration, and start the legal clocks on time.
The First 60 Minutes: An Incident Response Checklist That Works Under Stress
When an alert turns real, the first hour decides the investigation. A concrete checklist for validating, scoping, preserving evidence, and avoiding the mistakes that cannot be undone.
Memory Forensics 101: What Lives in RAM and Why It Matters
An accessible introduction to volatile evidence: what only exists in RAM, when to capture it, and how to start analyzing memory images with Volatility 3.
IOC Analysis Step-by-Step: A Complete Guide for Threat Hunters
A complete, practitioner-focused guide to Indicator of Compromise analysis: from IP addresses and domains to file hashes and network artifacts. Includes real-world examples, tooling, automation scripts, and MITRE ATT&CK mapping.
YARA Rules: The Complete Guide for Threat Hunters
Master YARA from zero to hero: full syntax, advanced conditions, modules, optimization and real-world examples to detect malware, ransomware and APTs. A no-nonsense technical guide.
Understanding IOCs: A Practical Primer
A grounded introduction to Indicators of Compromise — what they are, where they break, and how to actually use them inside a SOC workflow without drowning in false positives.
Phishing Email Analysis: Headers, EML Files, and Hidden Payloads
A hands-on dissection of a suspicious email: reading the Received chain hop by hop, interpreting SPF, DKIM and DMARC verdicts, and safely extracting URLs and attachments.
Malicious JavaScript Deobfuscation: A Practical Walkthrough
Take an obfuscated JavaScript sample from unreadable to understandable: string arrays, hex escapes, eval chains and packers, dismantled step by step with safe static techniques.
A 421M decision model in front of our MCP output? Not yet
Studies, benchmarks and build notes. Method first, numbers included, losses too.
Read the latest note