Mir0Auth phishing kit XOR-obfuscated C2 POST application/octet-stream to source-code extension path
Detects bursts (3+ in 60s) of octet-stream POSTs to URI paths ending in .cs/.go/.rs, matching Mir0Auth XOR-obfuscated C2. Path must be a single short segment and the threshold is raised to cut noise from dev/API traffic.
Suricata

