Versions (3)
Version DetailsCurrent
Rev: 2 • May 6, 2022, 12:00 PMET MALWARE PoshC2 - Observed Default URI Structure M31
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE PoshC2 - Observed Default URI Structure M31"; flow:established,to_server; http.uri; content:"/business/retail-business/insurance.asp/"; startswith; fast_pattern; content:"/?"; within:38; isdataat:!16,relative; reference:url,github.com/nettitude/PoshC2/; reference:url,poshc2.readthedocs.io/en/latest/; classtype:command-and-control; sid:2036539; rev:2; metadata:attack_target Client_Endpoint, created_at 2022_05_06, deployment Perimeter, deployment SSLDecrypt, malware_family PoshC2, confidence Medium, signature_severity Major, tag c2, updated_at 2022_05_06, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)
May 6, 2022, 12:00 PM
May 6, 2022, 12:00 PM
Sep 21, 2024, 3:00 AM
Sep 21, 2024, 3:00 AM
rules/emerging-malware.rules