""ET TROJAN StormKitty Download Request With Minimal Headers""

SID: 2044965

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_04_17, deployment Perimeter, deployment SSLDecrypt, malware_family StormKitty, signature_severity Major, updated_at 2023_04_17

Reference:

  • md5

  • 9bec6e35675d3581a3fa59af2533cb13

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "GET"

  • Value: "/StormKitty/stub"

  • Value: "Host|3a 20|raw.githubusercontent.com|0d 0a|"

Within:

PCRE:

Special Options:

  • http_method

  • http_uri

  • fast_pattern

  • http_header

source