""ET TROJAN Galock Ransomware Command""

SID: 2016645

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2013_03_22, deployment Perimeter, signature_severity Major, tag Ransomware, updated_at 2013_03_22, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1486, mitre_technique_name Data_Encrypted_for_Impact

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,from_server

Contents:

  • Value: "[LOCK]"

Within: 6

PCRE:

Special Options:

  • file_data

source