""ET TROJAN MASSLOGGER Client Data Exfil (POST) M2""

SID: 2030550

Revision: 2

Class Type: trojan-activity

Metadata: created_at 2020_07_16, updated_at 2020_07_16

Reference:

  • md5

  • 79efca38c3230aaae9dd8bb11f15fe43

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: "/?/upload"

  • Value: !"User-Agent"

  • Value: "Content-Disposition|3a| form-data|3b| name=|22|file|22 3b 20|filename=|22|"

  • Value: "zip|22 0d 0a|Content-Type: application/zip|0d 0a 0d 0a|PK"

  • Value: "/Log.txt"

Within: 41

PCRE: "/^[^]+[^_]+[A-F0-9]{10}[0-9]{2}-[0-9]{2}-20[0-9]{2}\s[0-9]{1,2}.[0-9]{1,2}.[0-9]{1,2}./R"

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_header

  • http_client_body

  • http_client_body

  • http_client_body

source