""ET TROJAN eCh0raix/QNAPCrypt CnC Activity - Started""

SID: 2027701

Revision: 3

Class Type: trojan-activity

Metadata: attack_target IoT, created_at 2019_07_11, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2022_05_03

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: ".php?s=started"

  • Value: "User-Agent|3a 20|Go-http-client/1.1|0d 0a|"

  • Value: !"Referer|3a 20|"

  • Value: !"Connection|3a 20|"

  • Value: "Accept-Encoding|3a 20|gzip|0d 0a|"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_header

  • http_header

  • http_header

  • http_header

source