""ET TROJAN Win32/RecordBreaker CnC Checkin M1""

SID: 2036934

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_06_08, deployment Perimeter, malware_family RecordBreaker, performance_impact Low, signature_severity Major, updated_at 2022_07_11

Reference:

  • md5

  • f75f596f7a0369717476f304eef7fe9b

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: !"Referer|3a 20|"

  • Value: "machineId="

  • Value: "configId="

Within:

PCRE: "/^[a-f0-9]{32}/R"

Special Options:

  • http_method

  • http_header

  • fast_pattern

source