""ET INFO Generic IOT Downloader Malware in GET (Inbound)""

SID: 2029012

Revision: 2

Class Type: bad-unknown

Metadata: affected_product Linux, attack_target IoT, created_at 2019_11_20, deployment Perimeter, signature_severity Minor, updated_at 2019_11_20

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: any

Destination Network: any

Destination Port: any

Flow: established,to_server

Contents:

  • Value: "GET " Depth: 4

  • Value: "wget http"

  • Value: "|20 3b 20|chmod "

  • Value: "|20 3b 20|./"

Within: 100

PCRE:

Special Options:

  • fast_pattern

source