// publicmosaic.yar — generated 2026-10-31 12:07 UTC — 1 rule, 4 hashes — TLP:CLEAR
// source: https://publicmosaic.com — published for defensive use
// scope: configuration endpoint — https://publicmosaic.com/config/endpoint/MTMyLjIyNi43Mi4xNDg6MTAwMDA
// 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/MTMyLjIyNi43Mi4xNDg6MTAwMDA"
        generated = "2026-10-31 12:07 UTC"
        tlp = "clear"
    condition:
        hash.sha256(0, filesize) == "a9558ed35c278cb0b7f257b4a7eb95579aa1f2a80191dc993a73bfa68e5dd436"
        or hash.sha256(0, filesize) == "b4397886ebb33a8424f2efeb7b669876198787a132a3dd67185b1516c7a457be"
        or hash.sha256(0, filesize) == "b885d17cac51fbe83320a4bf9700b6d13cdcf10724fbc3d440d84f905c462a39"
        or hash.sha256(0, filesize) == "da4b2bbc3bbc35ab7b27434d2ede9946248c0684290a898f7d628a670b35b454"
}