""ET TROJAN IIS-Raid Module Backdoor Default Headers in HTTP Request""

SID: 2045225

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Microsoft_IIS, attack_target Web_Server, created_at 2023_04_27, deployment Perimeter, deployment Internal, deployment SSLDecrypt, performance_impact Low, confidence High, signature_severity Major, updated_at 2023_04_27

Reference:

Protocol: tcp

Source Network: any

Source Port: any

Destination Network: $HOME_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "X-Chrome-Variations|3a 20|"

  • Value: "X-Password|3a 20|"

Within:

PCRE:

Special Options:

  • http_header

  • fast_pattern

  • http_header

source