""ET TROJAN KPOT Stealer Initial CnC Activity M5""

SID: 2033397

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2021_07_23, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2021_07_23

Reference:

  • md5

  • 1ea7d46d94299fa8bad4043c13100df0

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: "/api.php?id="

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

  • Value: !"Referer|3a 20|"

Within:

PCRE: "/\/api.php\?id=[A-F0-9]+$/Usi"

Special Options:

  • http_method

  • fast_pattern

  • http_uri

  • http_header

  • http_header

source