// publicmosaic.yar — generated 2026-10-30 22:07 UTC — 1 rule, 4 hashes — TLP:CLEAR
// source: https://publicmosaic.com — published for defensive use
// scope: configuration endpoint — https://publicmosaic.com/config/endpoint/MTYuMTYyLjE5NS4yMTE6ODQ0Mw
// 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/MTYuMTYyLjE5NS4yMTE6ODQ0Mw"
        generated = "2026-10-30 22:07 UTC"
        tlp = "clear"
    condition:
        hash.sha256(0, filesize) == "a39cfa77f41a420750a10d3ab69411e8ee51675219058167c2725fdba682633c"
        or hash.sha256(0, filesize) == "af65f091f1b9e91a3c70af9042fad0bd19e5ce26318c3a2d3661838898721b83"
        or hash.sha256(0, filesize) == "bbb7bb6e035cdc6e0049122e8b2751f40e99fcb5c545e349050d2d516d4c7e07"
        or hash.sha256(0, filesize) == "bf925e9ec9e95818a5f8d8058c4311ee4c83ad5ba38d350beab84dc3ce95bced"
}