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평점

NorthLedger has detected unauthorised activity within its AWS environment after several high-cost EC2 instances were launched without approval.

Initial evidence suggests that credentials belonging to the svc-deploy IAM user were compromised. The attacker appears to have enumerated the environment, created a new administrative user, disabled security controls and accessed sensitive data stored in S3.

Although the primary CloudTrail trail was stopped, additional activity was recovered from CloudTrail Event History and other available logging sources.

Your task is to analyse the recovered events, identify the compromised account and reconstruct the attack timeline.

Please note use index=aws to find the relevant data.

Defensive


활동

실험실 2026-07-20 21:30:00

rayaseiren님이 1번째 블러드를 달성했습니다

2026-07-21 17:25:51

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2026-07-22 01:24:11

koioshitai님이 3번째 블러드를 달성했습니다

2026-07-27 10:54:49

AACDAI님이 4번째 블러드를 달성했습니다

2026-08-31 11:17:48