""ET TROJAN Win32/HookSpoofer Stealer Sending System Information via Telegram (GET)""

SID: 2044740

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_03_22, deployment Perimeter, deployment SSLDecrypt, malware_family HookSpoofer, performance_impact Low, confidence High, signature_severity Major, updated_at 2023_03_22

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "GET"

  • Value: "/bot" Depth: 4

  • Value: "/sendMessage?chat_id="

  • Value: "&text="

  • Value: "HookSpoofer|20 2d 20|Report|3a|"

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

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • fast_pattern

  • http_header

source