""ET TROJAN ELF/Mirai Variant UA Outbound (ph0ne)""

SID: 2028989

Revision: 3

Class Type: trojan-activity

Metadata: affected_product Linux, attack_target Client_Endpoint, created_at 2019_11_18, deployment Perimeter, malware_family Mirai, signature_severity Major, updated_at 2019_11_21

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "User-Agent|3a 20|ph0ne"

Within:

PCRE:

Special Options:

  • http_header

source