""ET ATTACK_RESPONSE HTML Smuggling Powershell Payload In iframe""

SID: 2037887

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 2022_08_02, deployment Perimeter, deployment SSLDecrypt, signature_severity Major, updated_at 2023_04_07, reviewed_at 2024_01_26

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

  • Value: "|3c|iframe|20|src|3d 22 22|data|3a|text|2f|x|2d|powershell|3b|base64|2c|"

Within:

PCRE:

Special Options:

  • file_data

source