""ET TROJAN Win32/Trickbot Data Exfiltration""

SID: 2031241

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 2020_11_27, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2020_11_27

Reference:

  • md5

  • f99adab7b2560097119077b99aceb40d

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: "name=|22|proclist|22|"

  • Value: "svchost.exe"

  • Value: "name=|22|sysinfo|22|"

  • Value: "ipconfig"

  • Value: "net view /all"

  • Value: "nltest"

Within:

PCRE:

Special Options:

  • http_method

  • http_client_body

  • http_client_body

  • http_client_body

  • http_client_body

  • http_client_body

  • fast_pattern

  • http_client_body

source