""ET TROJAN Evilnum Activity (GET)""

SID: 2033071

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2021_06_02, deployment Perimeter, malware_family EvilNum, performance_impact Low, signature_severity Major, updated_at 2021_06_02

Reference:

  • md5

  • 3f230856172f211d5c9ed44ea783f850

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: "/actions/authenticate.php"

  • Value: "_gid=" Depth: 5

Within:

PCRE:

Special Options:

  • http_method

  • fast_pattern

  • http_uri

  • http_cookie

source