""ET TROJAN Win32/Voltron/Spectre Stealer Checkin Activity (GET)""

SID: 2034038

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2021_09_17, deployment Perimeter, signature_severity Major, updated_at 2021_09_17

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: "/v4/api_t.php?id=" Depth: 17

  • Value: "/v4/api_t.php?id=" Depth: 17

  • Value: !"Referer|3a 20|"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_header

  • http_header

source