""ET EXPLOIT Possible Microsoft Support Diagnostic Tool Exploitation Inbound (CVE-2022-30190)""

SID: 2036726

Revision: 2

Class Type: attempted-user

Metadata: attack_target Server, created_at 2022_05_31, cve CVE_2022_30190, deployment Perimeter, deployment Internal, signature_severity Major, tag Exploit, updated_at 2022_05_31, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application

Reference:

  • cve

  • 2022-30190

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: from_server,established

Contents:

  • Value: "location.href"

  • Value: "ms-msdt|3a|"

Within:

PCRE: "/^\s=\s[\x22\x27]\s*ms-msdt\x3a/Ri"

Special Options:

  • file_data

  • nocase

  • fast_pattern

  • nocase

source