""ET MALWARE Cobalt Strike Activity (GET)""

SID: 2035508

Revision: 2

Class Type: trojan-activity

Metadata: created_at 2022_03_17, malware_family Cobalt_Strike, updated_at 2022_03_17

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "PREF=ID=" Depth: 8

  • Value: "GET /s/2MYmbwpSJLZRAtXRgNTAUjJSH6SSoicLPIrQl/field-keywords/" Depth: 60

  • Value: !"Referer|3a 20|"

Within:

PCRE:

Special Options:

  • http_cookie

  • fast_pattern

  • http_header

source