""ET TROJAN W32/Snojan.BNQKZQH CnC Activity""

SID: 2034537

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2021_11_23, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2021_11_23

Reference:

• md5

• 83d2fa0e16b39ee2280dea9d8f89aa48

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: ".php?action="

• Value: "&id="

• Value: "eyJwYXNzIjoi" Depth: 12

• Value: !"Referer|3a 20|"

Within:

PCRE: "/.php\?action=[^&]+&id=(?:[0-9A-F]{2}-){5}[A-F0-9]{2}$/U"

Special Options:

• http_method

• http_uri

• http_uri

• http_client_body

• fast_pattern

• http_header

source