""ET TROJAN Sn0wsLogger CnC Exfil M1""

SID: 2031582

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 2021_01_28, deployment Perimeter, malware_family Sn0wsLogger, signature_severity Major, updated_at 2021_01_28

Reference:

  • md5

  • 644038dbb036d00f45969afb7992e762

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: !"."

  • Value: "User-Agent|3a 20|RestSharp/"

  • Value: "Content-Disposition|3a 20|form-data|3b 20|name=|22|token|22 0d 0a 0d 0a|token_"

  • Value: "Content-Disposition|3a 20|form-data|3b 20|name=|22|name|22 0d 0a|"

  • Value: "Content-Disposition|3a 20|form-data|3b 20|name=|22|text|22 0d 0a|"

  • Value: "Content-Disposition|3a 20|form-data|3b 20|name=|22|file|22 0d 0a|"

  • Value: !"Referer|3a 20|"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • http_header

  • fast_pattern

  • http_client_body

  • http_client_body

  • http_client_body

  • http_client_body

  • http_header

source