""ET EXPLOIT MSXMLHTTP Download of HTA (Observed in CVE-2017-0199)""

SID: 2024197

Revision: 6

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2017_04_11, cve CVE_2017_0199, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2022_05_03

Reference:

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/hta|0d 0a|"

Within:

PCRE:

Special Options:

  • http_header

  • nocase

source