""ET TROJAN ELF/Mirai Variant UA Inbound (b3astmode)""

SID: 2035748

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Mac_OSX, affected_product Linux, attack_target Client_Endpoint, created_at 2022_04_05, deployment Perimeter, signature_severity Major, updated_at 2022_04_05

Reference:

Protocol: tcp

Source Network: any

Source Port: any

Destination Network: [$HOME_NET,$HTTP_SERVERS]

Destination Port: any

Flow: to_server,established

Contents:

  • Value: "b3astmode"

Within:

PCRE:

Special Options:

  • http_header

  • fast_pattern

source