""ET TROJAN Win32/RecordBreaker CnC Exfil (Cookies)""

SID: 2038610

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 2022_08_24, deployment Perimeter, signature_severity Major, updated_at 2023_04_04, reviewed_at 2024_01_26

Reference:

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

  • Value: "User-Agent|3a 20|record|0d 0a|"

  • Value: "|2d 2d|" Depth: 2

  • Value: "filename|3d 22 5c|cookies|2e|txt|22|"

Within: 30

PCRE: "/Host\x3a\x20(?:[0-9]{1,3}.){3}[0-9]{1,3}\x0d\x0a/H"

Special Options:

  • http_method

  • http_header

  • http_header

  • fast_pattern

  • file_data

source