// publicmosaic.yar — generated 2026-10-31 05:07 UTC — 1 rule, 4 hashes — TLP:CLEAR
// source: https://publicmosaic.com — published for defensive use
// scope: configuration endpoint — https://publicmosaic.com/config/endpoint/MTU0Ljg5LjE0OC4xMjE6MTgwODQ
// basis: SHA-256 hash match only; no string or byte patterns.
// Files known only by their Content-Type header are excluded.
import "hash"

rule PublicMosaic_vshell_hashes
{
    meta:
        description = "VShell files observed by Public Mosaic, matched by SHA-256"
        basis = "hash match; no file bytes held"
        provenance = "file analysis, sandbox run"
        reference = "https://publicmosaic.com/config/endpoint/MTU0Ljg5LjE0OC4xMjE6MTgwODQ"
        generated = "2026-10-31 05:07 UTC"
        tlp = "clear"
    condition:
        hash.sha256(0, filesize) == "23b3c7083a2bbcffdc13b0a3d0ccd312bfee94109f7756f52066796120ac09d9"
        or hash.sha256(0, filesize) == "2a2e9a9c9496323c818494ed3bcc6f352c93ed5b49f2df01b435d918a0a2617f"
        or hash.sha256(0, filesize) == "4151db8297d3b541a279cbce826ccb5169d3e4296f7beb78043642576886d513"
        or hash.sha256(0, filesize) == "5decd7dbf4c63ab6f3a41b523ac35876133f0b4ac9aa36bb2a9ccbc66440008f"
}