""ET TROJAN Win32/WhiskerSpy CnC Activity""

SID: 2044253

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_02_20, deployment Perimeter, deployment SSLDecrypt, malware_family WhiskerSpy, performance_impact Low, confidence High, signature_severity Major, tag RAT, updated_at 2023_02_20

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "Content-Type|3a 20|multipart|2f|form|2d|data|3b 20|boundary|3d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d 2d|81fd830c85363675|0d 0a|"

Within:

PCRE:

Special Options:

  • http_header

source