""ET TROJAN Win32/AZORult V3.2 Client Checkin M4""

SID: 2029436

Revision: 3

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2020_02_13, 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 f0 28 39 fe 4e 2f fb 3e 4e 8e 4e 2f fa 49 2f fb 3a|"

• 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