Cyber Resilience in Action: Lessons from Cyber Polygon 2024

October 1, 2024, 5:22 pm
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In the digital age, cyber resilience is not just a buzzword; it’s a necessity. The recent Cyber Polygon 2024 event showcased this reality, bringing together teams from around the globe to test their mettle against simulated cyber threats. Among the participants, the SuperJet team from Jet CSIRT emerged victorious, proving that preparation, strategy, and teamwork are key to navigating the complex landscape of cybersecurity.

Cybersecurity is like a game of chess. Each move counts, and one misstep can lead to disaster. The SuperJet team, led by Pavel Ivanov, faced a daunting challenge: investigate a targeted attack on an AI organization within a tight 24-hour window. Their task was to identify the root cause of a deteriorating machine learning model after its launch. The stakes were high, and the pressure was palpable.

Preparation was their first line of defense. The team stocked up on coffee and painkillers, knowing the marathon ahead would demand both mental acuity and endurance. They meticulously planned their approach, assigning roles and selecting tools before the event even began. This foresight paid off, allowing them to focus on the task at hand rather than scrambling for resources mid-game.

As the competition unfolded, the SuperJet team adopted a flexible strategy. Initially, they attempted a thorough analysis of every artifact presented to them. However, they quickly realized that this method was akin to searching for a needle in a haystack. Time was slipping away, and they needed to pivot. By refocusing on the specific questions posed during the event, they streamlined their investigation. This tactical shift allowed them to catch up with their competitors and ultimately secure the top spot among 309 teams from over 65 countries.

The investigation itself was a complex puzzle. The team utilized classic forensic techniques and threat-hunting methodologies to dissect the incident. They began by analyzing logs and identifying anomalies, such as the disabling of antivirus software and the removal of telemetry agents. These red flags pointed to a deeper compromise within the organization’s infrastructure.

Their analysis revealed that the initial breach stemmed from a Remote Code Execution (RCE) vulnerability in Telegram Desktop. A simple typo in the code allowed attackers to exploit the system, leading to a cascade of security failures. This discovery was a stark reminder of how even minor oversights can have significant repercussions in cybersecurity.

As they delved deeper, the team uncovered a web of malicious activities, including credential dumping and lateral movement within the network. The attackers had leveraged a Command and Control (C2) framework, further complicating the investigation. The SuperJet team’s ability to adapt and respond to these evolving threats was crucial. They employed a variety of tools, including ELK for log analysis and forensic imaging tools to examine compromised systems.

Throughout the competition, the importance of communication became evident. The team maintained a continuous dialogue, ensuring that everyone was aligned and aware of their responsibilities. This collaborative spirit was vital, especially during the intense 24-hour live call that tested their endurance and focus.

As the clock ticked down, the SuperJet team faced technical challenges, including strict validation rules that left no room for error. A single misplaced punctuation mark could cost them valuable points. This high-stakes environment tested not only their technical skills but also their ability to remain calm under pressure.

In the end, the SuperJet team amassed an impressive score of 3450 out of 4020, a testament to their hard work and strategic thinking. Their victory was not just a personal achievement; it served as a beacon for others in the cybersecurity community. The lessons learned during Cyber Polygon 2024 are invaluable for participants of the upcoming CyberCamp 2024, where practical cybersecurity skills will be put to the test.

The insights shared by the SuperJet team highlight the importance of preparation, adaptability, and teamwork in the face of cyber threats. As organizations continue to navigate the complexities of the digital landscape, these principles will be essential in building a resilient cybersecurity posture.

In conclusion, Cyber Polygon 2024 was more than just a competition; it was a demonstration of the power of collaboration and innovation in cybersecurity. The challenges faced by the SuperJet team reflect the real-world scenarios that organizations encounter daily. As we move forward, the lessons learned from this event will undoubtedly shape the future of cybersecurity training and preparedness. In a world where cyber threats are ever-evolving, staying one step ahead is not just an advantage; it’s a necessity.