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Challenge 66 of 66
Ransom Reverser
🔴 Elite
Reversing
+150 XP
Ransomware encrypted files using a weak key derivation. The key is derived from the system time at encryption. Reverse the process.
The ransomware uses the Unix timestamp as the AES key seed. Check file modification times for the encryption moment.
🏆 Challenge Complete!
+150 XP earned