Analyze malware behavior, ransomware operations, command infrastructure, delivery chains and defensible investigative pivots.
Focused challenges designed to test judgment, evidence handling and defensible security decisions.
Pick a focused route instead of searching through internal categories and advisory tags.
Choose a focused assessment aligned with practical course material, from security awareness and cloud security to incident response and software supply chains.
8 assessments Work from sources Investigate real threat reportingUse advisories, standards and technical documentation to answer evidence-led questions without overstating what the sources prove.
62 assessments Think like an analyst Test your intelligence tradecraftAssess requirements, evidence evaluation, analysis, structured intelligence, actor profiling and decision-focused communication.
17 assessments Detect and respond Practice operational security decisionsChallenge your judgment across threat hunting, alert triage, detection engineering, incident reconstruction, forensics and recovery.
21 assessments Protect modern systems Assess trust across connected systemsTest cloud evidence, identity threats, third-party exposure, software dependencies and trusted-release decisions.
27 assessments Follow the operation Trace malicious behavior and infrastructureAnalyze malware behavior, ransomware operations, command infrastructure, delivery chains and defensible investigative pivots.
53 assessmentsAssess how SVR operators target service and dormant accounts, reuse tokens, manipulate MFA enrollment, and hide authentication behind residential proxies.
Review AA24-057A SVR Cloud Identity and Session-Persistence AnalysisTrace a Phobos intrusion from exposed RDP and loader behavior through firewall changes, credential access, exfiltration, recovery inhibition, and ransom-note execution.
Review AA24-060A Phobos Intrusion Command and Exfiltration ResearchEvaluate an Ivanti Connect Secure intrusion where web shells, credential exposure, root persistence, and anti-forensic activity challenged normal appliance validation.
Review AA24-060B Ivanti Appliance Forensics and Integrity-Check AssessmentInvestigate Akira's evolving hypervisor targeting, identity tradecraft, defense evasion, and virtual-disk credential theft using the official joint advisory.
Review AA24-109A Akira Hypervisor and Credential-Theft InvestigationTrace Black Basta's email-bombing support scam, RMM deployment, ConnectWise exploitation, masqueraded discovery, EDR disabling, exfiltration, and cryptographic impact.
Review AA24-131A Black Basta Social-Engineering and Encryption ResearchCompare two APT40 incident-response case studies involving a custom web application, service-account compromise, Secure Socket Funnelling, remote-access appliances, MFA artifacts, and session tokens.
Review AA24-190A APT40 Case-Study Evidence ResearchInvestigate the DPRK RGB 3rd Bureau's defense collection requirements, ransomware funding, web-server exploitation, custom RAT inventory, command habits, and packed tooling.
Review AA24-207A Andariel Espionage and Malware ResearchInvestigate how an Iran-linked group turns edge-device exploitation into credential capture, durable access, ransomware partnerships, and separate state-aligned collection.
Review AA24-241A Iran-Based Access-Broker Tradecraft InvestigationResearch RansomHub's affiliate model, exploit set, exfiltration separation, Curve25519 encryption, intermittent block processing, and encrypted-file trailer structure.
Review AA24-242A RansomHub Encryption-Format InvestigationResearch Unit 29155's scanning, vulnerability exploitation, IP-camera access, tunneling, post-exploitation tools, and destructive mission using the joint advisory.
Review AA24-249A GRU Unit 29155 Infrastructure InvestigationReconstruct how a CISA red team moved from a forgotten webshell through Linux credential stores and Kerberos delegation to domain compromise, then evaluate the defender response.
Review AA24-326A Critical-Infrastructure Red-Team ReconstructionTrace two Ivanti Cloud Service Appliance exploit chains from access-control bypass through credential theft, command execution, webshell attempts, and lateral movement.
Review AA25-022A Ivanti CSA Exploit-Chain InvestigationInvestigate Ghost's opportunistic exploitation, short dwell time, Cobalt Strike execution, encoded lateral movement, limited exfiltration, and recovery inhibition.
Review AA25-050A Ghost Ransomware Intrusion ResearchResearch Medusa's broker model, discovery ports, PowerShell evasion, lateral movement, encryption artifacts, and extortion process from documented investigations.
Review AA25-071A Medusa Ransomware Operations InvestigationResearch fast-flux infrastructure as a CTI collection problem, distinguish single from double flux, and evaluate DNS evidence without misclassifying legitimate CDNs.
Review AA25-093A Fast-Flux DNS Infrastructure Investigation
