This writeup covers the TryHackMe "Sakura" room, featuring an OSINT investigation into a fictitious hacker who attacked the OSINT Dojo. This room is designed to test a diverse range of OSINT techniques, including those related to image, social media, and geolocation intelligence.
This article covers a post-incident OSINT investigation that linked a recent business email compromise back to an Australian carpet company, due to a DNS registration mishap by the attacker. Persistence and pivoting are key for investigators!
The Ghost/Cring Ransomware Gang's Unique Success; DMARC Required Under PCI DSS On March 31st of 2025; Apple Removes iCloud Encryption for UK; Recent High Efficacy Social Engineering Tactics; North Korean-Linked Attackers Stole $1.46 Billion in Crypto From Bybit Exchange
This cyber threat intelligence investigation hunts ghosts - seeking to answer why the Ghost/Cring ransomware gang is so successful at eluding security researchers and being profitable, especially when they avoid phishing in favor of targeting known-vulnerabilities in internet-facing systems.
This article details the findings of two studies that highlight how security vulnerabilities in publicly-accessible LLMs can present a threat to public security through the proliferation of malicious knowledge, guidance in committing illegal activities, and generation of malicious content.
Trump Disbands DHS Advisory Boards, LLM Jailbreaks Are Fueling Threats, DeepSeek Has Global Impact, Vulnerabilities in Contec Patient Monitors Allow PII Leakage & RCE, Subaru STARLINK Vulnerability Allowed Unauthorized Remote Control of Vehicles, 2 Vulnerabilities in Apple Hardware
Phishing Campaigns Target California Fires, TikTok Ban Delayed, UK Considers New Ransomware Laws, Critical MacOS Attacks & Security Bypasses, Treasury Attack Attributed to Silk Typhoon, Critical Aviatrix Exploit, Expired Domains Present New Security Threats, Patch Tuesday Fixes Major Security Issues
2024 Cybersecurity Recap, New Non-Social Engineering TTPs, Major Browser Extension Supply Chain Attack, Japan Airlines DDoS Attack, OpenAI Fined €15 Million, HHS Proposes Changes to HIPAA, Researchers Discover New Lazarus Group Malware Campaign, Chinese Nation-State Actors Breach US Treasury Data
2024 saw record-breaking breaches, an incredible AI boom, novel techniques and attack chains, and highly sophisticated cybercrime & cyberwarfare operations. Cybersecurity came into the public purview due to the cascading effects of cyber incidents that affected millions of people worldwide.
Chinese APTs Target U.S. Infrastructure; IOCONTROL Malware Hits OT, IoT, SCADA Devices; Widespread WordPress Exploitation; Prometheus Toolkit Vulnerabilities; Latest On Social Engineering; PUMAKIT Malware Targets Linux Kernels; FTC Warning On Scam Task Jobs
This cyber threat intelligence investigation covers the who, what, why, when, and how of the recent state-sponsored Chinese cyberattacks on U.S. telecommunications providers, as well as how they fit into a broader picture of cyber-espionage that displays years of rising geopolitical tensions.