""ET TROJAN Win32/WarHawk Checkin Activity""

SID: 2039537

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2022_10_19, deployment Perimeter, signature_severity Major, updated_at 2023_04_04, reviewed_at 2023_12_11, former_sid 2852635

Reference:

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"

  • Value: "|7b 20 22|_hwid|22 3a 20 22 7b|" Depth: 13

  • Value: "|7d 22 20 7d|"

  • Value: !"Referer|3a 20|"

Within:

PCRE: "/.php$/U"

Special Options:

  • http_method

  • http_uri

  • http_client_body

  • fast_pattern

  • http_client_body

  • http_header

source