alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET HUNTING PowerShell Gallery Search for MSP360"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"|2f|findpackagesbyid|28 29 3f|id|3d 27|msp360|27|"; fast_pattern; nocase; http.host; content:"powershellgallery.com"; endswith; classtype:bad-unknown; sid:2067833; rev:1; metadata:attack_target Client_Endpoint, created_at 2026_02_18, deployment Perimeter, confidence High, signature_severity Minor, tag RMM, tag MSP360, updated_at 2026_02_18;)