""ET TROJAN Win32/AZORult V3.2 Client Checkin M22""

SID: 2034050

Revision: 3

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2021_09_30, deployment Perimeter, malware_family AZORult, performance_impact Low, signature_severity Major, updated_at 2022_08_30

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "POST"

  • Value: "|4a|" Depth: 1

  • Value: "|28 39 fa 28 39 fb 28 39 f9 4c 48 8d 28 39 fe 28 38 8c 4f|"

  • Value: !"Referer|3a 20|"

Within: 45

PCRE: "/^\x4a(?:[\x4b-\x4c]|[\x48-\x49]|[\x4e-\x4f]|\x2f\xfb)/P"

Special Options:

  • http_method

  • http_client_body

  • http_client_body

  • fast_pattern

  • http_header

source