""ET TROJAN Win32/Injector.BBYK Checkin""

SID: 2039579

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_10_26, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2022_10_26

Reference:

  • md5

  • 02074ca4d051755fa756e95166d56825

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.php"

  • Value: "Content|2d|Disposition|3a 20|form|2d|data|3b 20|name|3d 22|file|22 3b 20|filename|3d 22|blob|22|"

  • Value: "name|3d 22|blob|5f|num|22|"

  • Value: "name|3d 22|total|5f|blob|5f|num|22|"

  • Value: "Content-Type|3a 20|multipart|2f|form|2d|data|3b 20|boundary|3d 2d 2d 2d 2d|"

Within:

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

Special Options:

  • http_method

  • http_uri

  • http_client_body

  • http_client_body

  • http_client_body

  • http_header

source