""ET TROJAN MuddyWater Payload Sending Command Output to CnC""

SID: 2027682

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, created_at 2019_07_04, deployment Perimeter, performance_impact Low, signature_severity Major, tag MuddyWater, updated_at 2019_07_04

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: ".php?TOKEN="

  • Value: "&funx=res&R="

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • http_uri

  • fast_pattern

source