// publicmosaic.yar — generated 2026-10-31 09:07 UTC — 1 rule, 4 hashes — TLP:CLEAR
// source: https://publicmosaic.com — published for defensive use
// scope: configuration endpoint — https://publicmosaic.com/config/endpoint/MTU0Ljg4LjEwMi42MTo4ODg0
// 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/MTU0Ljg4LjEwMi42MTo4ODg0"
        generated = "2026-10-31 09:07 UTC"
        tlp = "clear"
    condition:
        hash.sha256(0, filesize) == "20a1b9f84e9cb8b62234da594a4cdd81941347c6fe7239ce6dc49c6c3de940aa"
        or hash.sha256(0, filesize) == "5d2c208a3811e48d7d7fd4846a7c49120029b7df1669bfa8af52e1df5280411c"
        or hash.sha256(0, filesize) == "8c33448d366713cd30ae54e05d4967b5406596d1ed1f5270834be7fb2a35f300"
        or hash.sha256(0, filesize) == "f6cda161cc9f0d65ec0f7c163974b2250dae6a2c48e947524c16ec0e7f1c9321"
}