""ET TROJAN Taurus Stealer CnC Exfil""

SID: 2030159

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_05_12, deployment Perimeter, signature_severity Major, updated_at 2020_05_12

Reference:

  • md5

  • b9ea305f1d66611ef9603d33217f3dd5

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: "/gate/log/?post="

  • Value: "&data="

  • Value: "name=|22|file|22 3b 20|filename=|22|"

  • Value: "Content-Type|3a 20|multipart/form-data|3b 20|boundary="

Within:

PCRE: "/filename=\x22(?:[a-z]\d){7,}.zip\x22/P"

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_uri

  • http_client_body

  • http_header

source