SID: 2034680

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2021_12_13, deployment Perimeter, malware_family SideCopy, signature_severity Major, updated_at 2021_12_13

Reference:

  • md5

  • 64fff1f62c8771e2f558e5cb8694326f

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "powershell/"

  • Value: "GET /ab.vbs HTTP/1.1"

  • Value: !"Referer|3a 20|"

Within:

PCRE: "/^Host\x3a\x20\d{1,3}.\d{1,3}.\d{1,3}.\d{1,3}$/Hm"

Special Options:

  • http_header

  • nocase

  • fast_pattern

  • http_header

source