SID: 2049691

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2023_12_14, deployment Perimeter, deployment SSLDecrypt, confidence Medium, signature_severity Major, updated_at 2023_12_14

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "GET"

  • Value: "/fontsupdate?_sid=" Depth: 18

  • Value: "&_ts="

  • Value: "&_agent="

  • Value: "User-Agent|3a 20|WinInetGet/0.1|0d 0a|"

Within:

PCRE:

Special Options:

  • http_method

  • fast_pattern

  • http_uri

  • http_uri

  • http_uri

  • http_header

source