SID: 2044849

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2023_03_31, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence High, signature_severity Major, updated_at 2023_04_03, reviewed_at 2024_05_07

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: to_server,established

Contents:

  • Value: "cookie|3a 20|3cx_auth_id="

  • Value: "3cx_auth_id=" Depth: 12

  • Value: "|3b|__tutma=true"

Within:

PCRE:

Special Options:

  • nocase

  • http_cookie

  • http_cookie

source