""ET TROJAN ARM Binary Requested via WGET to Known IoT Malware Domain""

SID: 2024243

Revision: 2

Class Type: trojan-activity

Metadata: attack_target IoT, created_at 2017_04_25, deployment Perimeter, signature_severity Major, updated_at 2017_04_25

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: to_server,established

Contents:

  • Value: "GET"

  • Value: "Host|3a 20|ntp.gtpnet.ir"

  • Value: "User-Agent|3a 20|Wget/"

Within:

PCRE: "/.(?:arm(?:5n|7)?|m(?:ips|psl))$/U"

Special Options:

  • http_method

  • http_header

  • fast_pattern

  • http_header

source