""ET TROJAN NewsPenguin CnC Checkin""

SID: 2044171

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_02_10, deployment Perimeter, signature_severity Major, updated_at 2023_09_19, reviewed_at 2023_09_19

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: "GET"

• Value: "/search:"

Within:

PCRE: "/\/search:[a-z0-9]{12}$/Ui"

Special Options:

• http_method

• http_uri

• nocase

• fast_pattern

source