""ET TROJAN Win32/GrandaMisha Sending System Information (POST)""

SID: 2034988

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2022_01_27, deployment Perimeter, signature_severity Major, updated_at 2022_01_27

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: "/upload?tags=" Depth: 13

  • Value: "&pass="

  • Value: "&cookie="

  • Value: "&cc="

  • Value: "&hwid="

  • Value: "&ip="

  • Value: "User-Agent|3a 20|ureq/"

  • Value: "form-data|3b 20|name=|22|document|22 3b 20|filename="

  • Value: "Content-Type|3a 20|application/x-ms-dos-executable"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_uri

  • http_header

  • http_client_body

  • http_client_body

source