""ET TROJAN Win32/SandCat CnC Checkin""

SID: 2029643

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_03_17, deployment Perimeter, deployment SSLDecrypt, malware_family SandCat, signature_severity Major, updated_at 2020_03_17

Reference:

  • md5

  • fe5338aee73b3aae375d7192067dc5c8

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: ".php"

  • Value: "u_id=" Depth: 5

  • Value: "&username="

  • Value: "&computername="

  • Value: "&arch="

  • Value: "&os=Microsoft Windows|20|"

  • Value: "&local_ip_address="

  • Value: "&global_ip_address="

  • Value: !"Referer|3a|"

Within:

PCRE: "/.php$/U"

Special Options:

  • http_method

  • http_uri

  • http_client_body

  • http_client_body

  • http_client_body

  • http_client_body

  • http_client_body

  • http_client_body

  • http_client_body

  • fast_pattern

  • http_header

source