reversehard
Sun Temple - Inextinguishable Light and Embodiment of Order
tamuctf
Task: Heavily obfuscated stripped PIE binary with state machine architecture and constraint-based scoring. Solution: Deobfuscated by NOP-patching movabs/xor/jmp patterns, patched binary to create score oracle, used simulated annealing to find hex input achieving score below threshold.
$ ls tags/ techniques/
state_machineobfuscationconstraint_satisfactionpermutationstripped_binaryhex_inputpie_binaryscore_oracle
state_machine_analysisobfuscation_pattern_nop_patchingbinary_patching_for_oraclesimulated_annealing_optimizationelf_relocation_analysis
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