""ET TROJAN SysJoker Host Details Exfil (POST)""

SID: 2049299

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_11_27, deployment Perimeter, confidence High, signature_severity Critical, updated_at 2023_11_27

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "POST"

  • Value: "/api/attach"

  • Value: "ip="

  • Value: "&serial="

  • Value: "&name="

  • Value: "&os="

  • Value: "&user_token="

  • Value: "Content-Type|3a 20|application/x-www-form-urlencoded|0d 0a|"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • http_client_body

  • http_client_body

  • http_client_body

  • http_client_body

  • http_client_body

  • fast_pattern

  • http_header

source