""ET INFO RAR file exfiltration over raw TCP""

SID: 2035479

Revision: 2

Class Type: misc-activity

Metadata: attack_target Client_Endpoint, created_at 2022_03_16, deployment Perimeter, performance_impact Moderate, signature_severity Informational, updated_at 2022_03_16

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: any

Flow: established,to_server

Contents:

  • Value: "Rar|21 1a 07 00|" Depth: 7

  • Value: "|73|"

  • Value: "|00 00|"

Within:

PCRE:

Special Options:

  • fast_pattern

source