""ET TROJAN KeyBase Keylogger Uploading Screenshots""

SID: 2021441

Revision: 4

Class Type: trojan-activity

Metadata: created_at 2015_07_20, updated_at 2022_05_03

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: to_server,established

Contents:

  • Value: "POST"

  • Value: "/image/upload.php"

  • Value: "|0d 0a|Expect|3a|"

  • Value: !"User-Agent|3a 20|"

  • Value: "filename=|22|"

Within:

PCRE: "/^[^\*+\=|\:\

Special Options:

  • http_method

  • http_uri

  • http_header

  • http_header

source