""ET TROJAN KWN Clipper Checkin via Telegram""

SID: 2044916

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2023_04_11, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, signature_severity Major, updated_at 2023_04_11

Reference:

  • md5

  • 14485f6b7327d25d8a255b9feca41e7b

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: any

Flow: established,to_server

Contents:

  • Value: "POST"

  • Value: "/bot" Depth: 4

  • Value: "/sendMessage"

  • Value: "User-Agent|3a 20|Go-http-client/"

  • Value: "Host|3a 20|api.telegram.org|0d 0a|"

  • Value: "Content-Type|3a 20|application/x-www-form-urlencoded|0d 0a|"

  • Value: "&text=FROM+UID+%3A+%0D%0A"

  • Value: "%0D%0A+Victim+By+KWN++%0D%0ANEW+USER"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • http_uri

  • http_header

  • http_header

  • http_header

  • http_client_body

  • http_client_body

source