""ET TROJAN Kimsuky Related Activity (ping)""

SID: 2033195

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2021_06_25, deployment Perimeter, malware_family Kimsuky, performance_impact Low, signature_severity Major, updated_at 2021_06_25

Reference:

• Link

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: "/"

• Value: "i=ping" Depth: 6

• Value: "&u="

• Value: "&p="

• Value: "&v="

• Value: !"Referer|3a 20|"

Within:

PCRE:

Special Options:

• http_method

• http_uri

• fast_pattern

• http_client_body

• http_client_body

• http_client_body

• http_client_body

• http_header

source