""ET TROJAN Win32/POWERPLANT CnC Exfil (Query)""

SID: 2035729

Revision: 3

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_04_04, deployment Perimeter, signature_severity Major, updated_at 2023_04_04, reviewed_at 2023_10_16

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: to_server,established

Contents:

  • Value: "POST"

  • Value: "/gate?id=" Depth: 9

  • Value: !"Referer|3a 20|"

  • Value: !"User-Agent|3a 20|"

  • Value: "UVVFUlk=" Depth: 8

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • http_header

  • http_header

  • http_client_body

  • fast_pattern

source