""ET TROJAN DOC/TrojanDownloader.Agent.ARJ Payload Request""

SID: 2042768

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_12_13, deployment Perimeter, deployment SSLDecrypt, signature_severity Major, updated_at 2022_12_13

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: ".php?t="

  • Value: "&action=show_document&z="

  • Value: "&x="

Within: 24

PCRE: "/^User-Agent\x3a\x20[^\r\n]+ms-office/Hmi"

Special Options:

  • http_uri

  • http_uri

  • fast_pattern

  • http_uri

source