""ET TROJAN Lunar Builder Exfil Response""

SID: 2033449

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_07_27, deployment Perimeter, deployment SSLDecrypt, malware_family Lunar_Builder, performance_impact Low, signature_severity Major, updated_at 2021_07_27

Reference:

  • md5

  • 19917b254644d1039dd31d0a488ddeeb

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

  • Value: "Content-Type|3a 20|application/json|0d 0a|"

  • Value: "|22|title|22 3a 20 22|Lunar|20|Builder|22|"

  • Value: "|22|name|22 3a 20 22|Stolen|20|From|22 2c|"

Within:

PCRE:

Special Options:

  • http_header

  • file_data

  • fast_pattern

source