Blue Team Labs

Put your knowledge into practice with gamified cyber security challenges.

BPFDoor - StraitsTelecom

PREMIUMNew

Endpoint Forensics

mediumCommunity rating: hard

Investigate a two-host Linux intrusion using live triage collections and a network capture: analyse authentication, audit and login records, detect a backdoor that never opens a port, statically analyse a stripped ELF implant, and recover data from an encrypted command-and-control channel.

ActiveMQ - LockBit Ransomware

PREMIUMNew

Threat Hunting

mediumCommunity rating: easy

Reconstruct a full-chain ransomware attack that began with a single CVE in the DMZ and ended with domain-wide compromise, data exfiltration, and encrypted file servers.

CodeFreeze 2

PREMIUM

Endpoint Forensics

medium

Reconstruct a multi-stage attack timeline by analyzing forensic artifacts from browser, VSCode, WSL, registry, and application logs.

Crossed Signals

PREMIUM

Endpoint Forensics

medium

A routine security audit. A trusted messaging app. By the time the victim realized something was wrong, the damage was already done. Can you trace what happened?

Penumbra

PREMIUM

Endpoint Forensics

mediumCommunity rating: hard

Synthesize diverse forensic artifacts including $MFT, USN journal, and registry hives to reconstruct an anti-forensic intrusion timeline from initial access to exfiltration.

Tax Day - BYOVD

PREMIUM

Endpoint Forensics

medium

Correlate forensic artifacts from event logs, browser history, and prefetch with static analysis using IDA Pro to reconstruct a BYOVD attack chain and defense evasion tactics.

ClickFix - VodkaStealer

PREMIUM

Threat Hunting

medium

Analyze Splunk event logs to reconstruct a multi-stage attack chain, detailing initial access, privilege escalation, lateral movement, and data exfiltration.

CodeFreeze

PREMIUM

Endpoint Forensics

medium

Reconstruct the complete attack timeline by analyzing browser history, event logs, registry, and Git artifacts to identify initial access, persistence, and data exfiltration mechanisms.

Rhadamanthys

PREMIUM

Endpoint Forensics

medium

Hunt mail caches, MFT records, and Prefetch to unmask the initial dropper and rebuild the attack timeline.

Shadow Token Symphony - APT29

PREMIUM

Cloud Forensics

medium

Synthesize KQL findings across Windows events and Azure logs to reconstruct an APT29 multi-stage cloud attack, identifying persistence mechanisms and data exfiltration.