""ET TROJAN KPOT Stealer Initial CnC Activity M4""

SID: 2029837

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_04_08, deployment Perimeter, malware_family KPOT_Stealer, signature_severity Major, updated_at 2020_04_08

Reference:

  • md5

  • 5aa703c714e3fa012289bb521687cb0f

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: "/util.php?id="

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

  • Value: !"Referer|3a|"

Within:

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

Special Options:

  • http_method

  • fast_pattern

  • http_uri

  • http_header

  • http_header

source