""ET TROJAN BadPatch CnC Activity""

SID: 2028913

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, created_at 2019_10_28, deployment Perimeter, malware_family BadPatch, performance_impact Low, signature_severity Major, updated_at 2019_10_28

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "User-Agent|3a 20|python-requests/"

  • Value: "="

  • Value: "=Py+version+"

  • Value: "POST"

Within:

PCRE: "/^(?:[A-F0-9]{2}%3A){5}[A-F0-9]{2}&/R"

Special Options:

  • http_header

  • http_client_body

  • http_client_body

  • fast_pattern

  • http_method

source