""ET TROJAN Win32/Injector.ULH CnC Activity""

SID: 2031496

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 2021_01_07, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2021_01_07

Reference:

  • md5

  • 2679be8b6b76fb765191c9854af39e9f

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: "/swidget/d23r523t4id"

  • Value: "Host|3a 20|whos.amung.us|0d 0a 0d 0a|"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_header

source