""ET TROJAN Jasper URI Path Observed M3""

SID: 2034427

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2021_11_11, deployment Perimeter, deployment SSLDecrypt, malware_family JasperLoader, performance_impact Low, signature_severity Major, updated_at 2021_11_11

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: "/" Depth: 1

  • Value: "/mx_cmd.php"

Within: 11

PCRE: "/\/mx_cmd.php$/U"

Special Options:

  • http_method

  • http_uri

  • http_uri

  • fast_pattern

source