""ET TROJAN RedditC2 Related Activity (POST)""

SID: 2042884

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2022_12_14, deployment Perimeter, deployment SSLDecrypt, confidence Medium, signature_severity Major, updated_at 2022_12_14

Reference:

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: "with|20|RedditSharp|20|by"

  • Value: "text=out|25 33 61|" Depth: 11

  • Value: "&api_type=json"

  • Value: !"Referer|3a 20|"

Within:

PCRE: "/^User-Agent\x3a\x20[^\r\n]+with\x20RedditSharp\x20by/Hmi"

Special Options:

  • http_method

  • http_header

  • fast_pattern

  • http_client_body

  • http_client_body

  • http_header

source