""ET TROJAN Possible Darkhotel Higasia Downloader Requesting Module""

SID: 2028934

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 2019_11_04, deployment Perimeter, signature_severity Major, updated_at 2019_11_04

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: "/file/start?session=" Depth: 20

  • Value: "&imsi="

  • Value: ".exe"

Within: 20

PCRE: "/.exe$/Ui"

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_uri

  • http_uri

source