$ ctf42

Poisoned_Ledger_hex

Forensics weight 15.62 No technique tags yet.
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Author: pmsiam0

Flag format: BDSEC{...}

Author

pmsiam0

During a routine audit of a private blockchain test network, KSHACKZONE investigator 'B' reported anomalies in a handful of transaction blocks. While most of the ledger appears routine, certain scattered transactions include nonstandard embedded data fields that don’t follow expected formats.

Your task is to examine the chain and recover whatever was silently injected. The payload is likely fragmented — and may be obscured in a way that relates back to the analyst who flagged it.

Flag Format : BDSEC{something_here}

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