""ET INFO PNG in HTTP POST (Outbound)""

SID: 2039097

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2022_10_05, deployment Perimeter, deployment SSLDecrypt, signature_severity Informational, updated_at 2022_10_05

Reference:

  • md5

  • 71d5aea26377d283b4216bdbb6558ad0

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: "|89 50 4E 47 0D 0A 1A 0A|"

  • Value: "IHDR"

Within:

PCRE:

Special Options:

  • http_method

  • http_client_body

  • http_client_body

source