""ET TROJAN Novaloader Stage 2 VBS Request""

SID: 2027289

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2019_04_29, deployment Perimeter, signature_severity Major, tag Novaloader, updated_at 2019_04_29

Reference:

  • md5

  • 4ef89349a52f9fcf9a139736e236217e

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: "User-Agent|3a 20|Mozilla/4.0 (compatible|3b 20|Win32|3b 20|WinHttp.WinHttpRequest.5)|0d 0a|"

  • Value: "/cabaco2.txt"

Within:

PCRE: "/\/cabaco2.txt$/Ui"

Special Options:

  • http_method

  • http_header

  • http_uri

  • fast_pattern

  • nocase

source