forensicsProhard

BurhanGuild Loader Incident

compfest2026

Task: A responder package contains custom BGMR captures and deleted-page remnants from a Linux gateway incident. Solution: Correlate the genuine evidence pair, reverse the CFG3 loader decryptor, fix two KDF/key-packing bugs, recover the config, and build the proof token.

linux_memory malware_analysis deleted_files xtea yara artifact_correlation

evidence_correlationdeleted_zip_carvingmemory_loader_reversingxtea_cfg_decryptiontoken_reconstruction

$ ls tags/ techniques/

linux_memory malware_analysis deleted_files xtea yara artifact_correlation

evidence_correlationdeleted_zip_carvingmemory_loader_reversingxtea_cfg_decryptiontoken_reconstruction

Analysis

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$ python3 exploit.py --target 192.168.1.1 --port 8080
[*] Connecting to target...
[+] Shell obtained!

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