""ET TROJAN Win32/TaskPerformer Downloader CnC Activity""

SID: 2030831

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_09_04, deployment Perimeter, signature_severity Major, updated_at 2020_09_04

Reference:

  • md5

  • d89560ec4dbb0ca75734b39009d089e5

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: "Ox0001=" Depth: 7

  • Value: "&Ox0010="

  • Value: "&Ox0011="

  • Value: "&Ox0100="

  • Value: "&Ox0101="

Within:

PCRE:

Special Options:

  • http_method

  • nocase

  • http_client_body

  • nocase

  • http_client_body

  • nocase

  • http_client_body

  • nocase

  • http_client_body

  • nocase

  • http_client_body

  • fast_pattern

source