SID: 2044824

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2023_03_29, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence Medium, signature_severity Major, updated_at 2023_03_29

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: "/login?url=http|25 33 41 25 32 46 25 32 46|mail.daum.net|25 32 46|"

  • Value: "/login?url=http|25 33 41 25 32 46 25 32 46|mail.daum.net|25 32 46|" Depth: 40

  • Value: "User-Agent|3a 20|Mozilla/5.0 (Windows NT 5.2|3b 20|rv|3a|12.0) Gecko/20100101 Firefox/12.0|0d 0a|"

  • Value: !"Referer|3a 20|"

Within:

PCRE:

Special Options:

  • http_method

  • http_raw_uri

  • http_header

  • http_header

source