""ET TROJAN Patchwork APT Malformed HTTP Request CnC Response""

SID: 2054506

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2024_07_16, deployment Perimeter, deployment SSLDecrypt, confidence High, signature_severity Critical, tag Patchwork, updated_at 2024_07_16

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

  • Value: "MMMMM==YYYYY"

Within:

PCRE:

Special Options:

source