""ET TROJAN Suspected SmokeLoader Retrieving Next Stage (GET)""

SID: 2035623

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2022_03_28, deployment Perimeter, deployment SSLDecrypt, signature_severity Major, updated_at 2022_03_28

Reference:

  • md5

  • bfbf171b4ebc5286c78d718e445c65fb

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: "/smoke/loader/uploads/" Depth: 22

Within:

PCRE: "/^Host[^\r\n]+\r\nConnection[^\r\n]+\r\n\r\n$/Hm"

Special Options:

  • http_method

  • fast_pattern

  • http_uri

source